practical-file.tex(檔案已創建)
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| 1 | + | %! Author = Sujal Singh | |
| 2 | + | %! Date = 5/8/24 | |
| 3 | + | ||
| 4 | + | % Preamble | |
| 5 | + | %! suppress = FileNotFound | |
| 6 | + | \documentclass[11pt]{ipu-python} | |
| 7 | + | \usepackage[ | |
| 8 | + | pdftitle={Programming in Python Practical File}, | |
| 9 | + | pdfsubject={Programming in Python Practical File}, | |
| 10 | + | pdfauthor={Sujal Singh}, | |
| 11 | + | pdfdisplaydoctitle, | |
| 12 | + | hidelinks, | |
| 13 | + | ]{hyperref} | |
| 14 | + | ||
| 15 | + | % Packages | |
| 16 | + | \usepackage{amsmath} | |
| 17 | + | ||
| 18 | + | \graphicspath{figures/} | |
| 19 | + | ||
| 20 | + | % Document | |
| 21 | + | \makeindex | |
| 22 | + | \begin{document} | |
| 23 | + | \maketitle | |
| 24 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 25 | + | ||
| 26 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 27 | + | \question{% | |
| 28 | + | Write a program to perform string maniuplation operations using set of pre-defined functions such as: | |
| 29 | + | \begin{itemize} | |
| 30 | + | \item find() | |
| 31 | + | \item upper() | |
| 32 | + | \item len() | |
| 33 | + | \item max() and min() | |
| 34 | + | \item fetching specific content from string | |
| 35 | + | \end{itemize}}\vspace*{10pt} | |
| 36 | + | \begin{code} | |
| 37 | + | {Program}{python} | |
| 38 | + | string = "Hello, World!" | |
| 39 | + | ||
| 40 | + | print( | |
| 41 | + | f'string: "{string}"\n', | |
| 42 | + | f'find("llo"): {string.find("llo")}', | |
| 43 | + | f'upper(): {string.upper()}', | |
| 44 | + | f'len(): {len(string)}', | |
| 45 | + | f'max(): "{max(string)}"', | |
| 46 | + | f'min(): "{min(string)}"', | |
| 47 | + | f'fetching "llo": "{string[(start := string.find("llo")):start + len("llo")]}"', | |
| 48 | + | sep="\n" | |
| 49 | + | ) | |
| 50 | + | \end{code} | |
| 51 | + | \begin{code} | |
| 52 | + | {Output}{text} | |
| 53 | + | string: "Hello, World!" | |
| 54 | + | ||
| 55 | + | find("llo"): 2 | |
| 56 | + | upper(): HELLO, WORLD! | |
| 57 | + | len(): 13 | |
| 58 | + | max(): "r" | |
| 59 | + | min(): " " | |
| 60 | + | fetching "llo": "llo" | |
| 61 | + | \end{code} | |
| 62 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 63 | + | ||
| 64 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 65 | + | \\~\vfill% | |
| 66 | + | \question{% | |
| 67 | + | Write a program to test and check the mathematical functions such as: | |
| 68 | + | \begin{itemize} | |
| 69 | + | \item ciel() | |
| 70 | + | \item sqrt() | |
| 71 | + | \item pow() | |
| 72 | + | \item factorial() | |
| 73 | + | \end{itemize}}\vfill | |
| 74 | + | \newpage | |
| 75 | + | \begin{code} | |
| 76 | + | {Program}{python} | |
| 77 | + | from math import ceil, sqrt, pow, factorial | |
| 78 | + | ||
| 79 | + | num = 3.14 | |
| 80 | + | ||
| 81 | + | print( | |
| 82 | + | f"num: {num}\n", | |
| 83 | + | f"ceil(num): {ceil(num)}", | |
| 84 | + | f"sqrt(num): {sqrt(num)}", | |
| 85 | + | f"pow(num, 2): {pow(num, 2)}", | |
| 86 | + | f"factorial(5): {factorial(5)}", | |
| 87 | + | sep="\n" | |
| 88 | + | ) | |
| 89 | + | \end{code} | |
| 90 | + | \begin{code} | |
| 91 | + | {Output}{text} | |
| 92 | + | num: 3.14 | |
| 93 | + | ||
| 94 | + | ceil(num): 4 | |
| 95 | + | sqrt(num): 1.772004514666935 | |
| 96 | + | pow(num, 2): 9.8596 | |
| 97 | + | factorial(5): 120 | |
| 98 | + | \end{code} | |
| 99 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 100 | + | ||
| 101 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 102 | + | \\~\\% | |
| 103 | + | \question{Write a program that receives a number as input from user and returns if it's an odd or even number.} | |
| 104 | + | \begin{code} | |
| 105 | + | {Program}{python} | |
| 106 | + | num = int(input("Enter an integer: ")) | |
| 107 | + | print(f"{num} is {'even' if num % 2 == 0 else 'odd'}.") | |
| 108 | + | \end{code} | |
| 109 | + | \begin{code} | |
| 110 | + | {Output}{text} | |
| 111 | + | Enter an integer: 42 | |
| 112 | + | 42 is even. | |
| 113 | + | \end{code} | |
| 114 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 115 | + | ||
| 116 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 117 | + | \\~\\ | |
| 118 | + | \question{Write a program that receives input from the user to calculate the area of a triangle.} | |
| 119 | + | \begin{code} | |
| 120 | + | {Program}{python} | |
| 121 | + | base = int(input("Enter base length of triangle(m): ")) | |
| 122 | + | height = int(input("Enter height of triangle(m): ")) | |
| 123 | + | print("area =", 0.5 * base * height) | |
| 124 | + | \end{code} | |
| 125 | + | \begin{code} | |
| 126 | + | {Output}{text} | |
| 127 | + | Enter base length of triangle(m): 5 | |
| 128 | + | Enter height of triangle(m): 4 | |
| 129 | + | area = 10.0 | |
| 130 | + | \end{code} | |
| 131 | + | \newpage | |
| 132 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 133 | + | ||
| 134 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 135 | + | \question{Write a program that receives input from the user to calculate the area of a square.} | |
| 136 | + | \begin{code} | |
| 137 | + | {Program}{python} | |
| 138 | + | side = int(input("Enter side length of square(m): ")) | |
| 139 | + | print(f"Area of square of side length {side} is {side * side}.") | |
| 140 | + | \end{code} | |
| 141 | + | \begin{code} | |
| 142 | + | {Output}{text} | |
| 143 | + | Enter side length of square(m): 4 | |
| 144 | + | Area of square of side length 4 is 16. | |
| 145 | + | \end{code} | |
| 146 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 147 | + | ||
| 148 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 149 | + | \\~\\ | |
| 150 | + | \question{Write a program that receives input from the user to calculate the area of a rectangle.} | |
| 151 | + | \begin{code} | |
| 152 | + | {Program}{python} | |
| 153 | + | length = int(input("Enter length: ")) | |
| 154 | + | breadth = int(input("Enter breadth: ")) | |
| 155 | + | print(f"Area of rectangle having length {length} and breadth {breadth} is {length * breadth}.") | |
| 156 | + | \end{code} | |
| 157 | + | \begin{code} | |
| 158 | + | {Output}{text} | |
| 159 | + | Enter length: 5 | |
| 160 | + | Enter breadth: 4 | |
| 161 | + | Area of rectangle having length 5 and breadth 4 is 20. | |
| 162 | + | \end{code} | |
| 163 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 164 | + | ||
| 165 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 166 | + | \\~\\ | |
| 167 | + | \question{Write a program to check if the input string is a palindrome or not.} | |
| 168 | + | \begin{code} | |
| 169 | + | {Program}{python} | |
| 170 | + | original = input("Enter a string: ") | |
| 171 | + | print("Given string is", "a" if original == original[::-1] else "not a", "palindrome.") | |
| 172 | + | \end{code} | |
| 173 | + | \begin{code} | |
| 174 | + | {Output}{text} | |
| 175 | + | Enter a string: ehehe | |
| 176 | + | Given string is a palindrome. | |
| 177 | + | \end{code} | |
| 178 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 179 | + | ||
| 180 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 181 | + | \question{Write a program that receives marks of a student for a subject as input and assigns a grade A$\|$B$\|$C% | |
| 182 | + | $\|$D$\|$E$\|$F.} | |
| 183 | + | \begin{code} | |
| 184 | + | {Program}{python} | |
| 185 | + | offset = 9 - int(input("Enter marks for subject (0 - 100): ")) // 10 | |
| 186 | + | # Makes negative offset values equal zero | |
| 187 | + | positive_offset = (abs(offset) + offset) // 2 | |
| 188 | + | print(chr(65 + positive_offset) if offset <= 5 else "F") | |
| 189 | + | \end{code} | |
| 190 | + | \begin{code} | |
| 191 | + | {Output}{text} | |
| 192 | + | Enter marks for subject (0 - 100): 90 | |
| 193 | + | A | |
| 194 | + | \end{code} | |
| 195 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 196 | + | ||
| 197 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 198 | + | \question{Write a program to compute the GCD of two numbers.} | |
| 199 | + | \begin{code} | |
| 200 | + | {Program}{python} | |
| 201 | + | def gcd(a, b): | |
| 202 | + | # Using the Euclidean algorithm | |
| 203 | + | if a < b: | |
| 204 | + | return gcd(a, b - a) | |
| 205 | + | elif a > b: | |
| 206 | + | return gcd(a - b, b) | |
| 207 | + | return a # if a equals b, then gcd is the same as a and b. | |
| 208 | + | ||
| 209 | + | ||
| 210 | + | print(gcd( | |
| 211 | + | int(input("Enter first number: ")), | |
| 212 | + | int(input("Enter second number: ")) | |
| 213 | + | )) | |
| 214 | + | \end{code} | |
| 215 | + | \begin{code} | |
| 216 | + | {Output}{text} | |
| 217 | + | Enter first number: 10 | |
| 218 | + | Enter second number: 4 | |
| 219 | + | 2 | |
| 220 | + | \end{code} | |
| 221 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 222 | + | ||
| 223 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 224 | + | \\~\\ | |
| 225 | + | \question{Write a program to check if the given number is an Armstrong number or not. Examples of Armstrong number | |
| 226 | + | are 153, 370, 371 etc.} | |
| 227 | + | \begin{code} | |
| 228 | + | {Program}{python} | |
| 229 | + | num = int(str_num := input("Enter a number: ")) | |
| 230 | + | ||
| 231 | + | power = len(str_num) | |
| 232 | + | print( | |
| 233 | + | "Given number is", | |
| 234 | + | "not an" if sum([int(digit) ** power for digit in str_num]) != num else "an", | |
| 235 | + | "Armstrong number." | |
| 236 | + | ) | |
| 237 | + | \end{code} | |
| 238 | + | \begin{code} | |
| 239 | + | {Output}{text} | |
| 240 | + | Enter a number: 153 | |
| 241 | + | Given number is an Armstrong number. | |
| 242 | + | \end{code} | |
| 243 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 244 | + | ||
| 245 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 246 | + | \newpage | |
| 247 | + | \question{Write a program to check if the input year is a leap year or not.} | |
| 248 | + | \begin{code} | |
| 249 | + | {Program}{python} | |
| 250 | + | from calendar import isleap | |
| 251 | + | ||
| 252 | + | print( | |
| 253 | + | "Given year is", | |
| 254 | + | "a" if isleap(int(input("Enter a year: "))) else "not a", | |
| 255 | + | "leap year." | |
| 256 | + | ) | |
| 257 | + | \end{code} | |
| 258 | + | \begin{code} | |
| 259 | + | {Output}{text} | |
| 260 | + | Enter a year: 2024 | |
| 261 | + | Given year is a leap year. | |
| 262 | + | \end{code} | |
| 263 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 264 | + | ||
| 265 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 266 | + | \\~\\ | |
| 267 | + | \question{Write a program to compute factorial of a given number.} | |
| 268 | + | \begin{code} | |
| 269 | + | {Program}{python} | |
| 270 | + | def fac(n): | |
| 271 | + | if n == 0: | |
| 272 | + | return 1 | |
| 273 | + | return n * fac(n - 1) | |
| 274 | + | ||
| 275 | + | ||
| 276 | + | print(fac(int(input("Enter a number: ")))) | |
| 277 | + | \end{code} | |
| 278 | + | \begin{code} | |
| 279 | + | {Output}{text} | |
| 280 | + | Enter a number: 5 | |
| 281 | + | 120 | |
| 282 | + | \end{code} | |
| 283 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 284 | + | ||
| 285 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 286 | + | \\~\\ | |
| 287 | + | \question{Write a program to generate the Fibonacci sequence till 100.} | |
| 288 | + | \begin{code} | |
| 289 | + | {Program}{python} | |
| 290 | + | a, b = 0, 1 | |
| 291 | + | print(a, end=" ") | |
| 292 | + | while b <= 100: | |
| 293 | + | print(b, end=" ") | |
| 294 | + | a, b = b, b + a | |
| 295 | + | \end{code} | |
| 296 | + | \begin{code} | |
| 297 | + | {Output}{text} | |
| 298 | + | 0 1 1 2 3 5 8 13 21 34 55 89 | |
| 299 | + | \end{code} | |
| 300 | + | \vfill | |
| 301 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 302 | + | ||
| 303 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 304 | + | \newpage | |
| 305 | + | \question{Write a program to print the multiplication table of a given number.} | |
| 306 | + | \begin{code} | |
| 307 | + | {Program}{python} | |
| 308 | + | def table(n): | |
| 309 | + | for i in range(1, 11): | |
| 310 | + | print(f"{n} x {i} = {n * i}") | |
| 311 | + | ||
| 312 | + | ||
| 313 | + | table(int(input("Enter a number: "))) | |
| 314 | + | \end{code} | |
| 315 | + | \begin{code} | |
| 316 | + | {Output}{text} | |
| 317 | + | Enter a number: 3 | |
| 318 | + | 3 x 1 = 3 | |
| 319 | + | 3 x 2 = 6 | |
| 320 | + | 3 x 3 = 9 | |
| 321 | + | 3 x 4 = 12 | |
| 322 | + | 3 x 5 = 15 | |
| 323 | + | 3 x 6 = 18 | |
| 324 | + | 3 x 7 = 21 | |
| 325 | + | 3 x 8 = 24 | |
| 326 | + | 3 x 9 = 27 | |
| 327 | + | 3 x 10 = 30 | |
| 328 | + | \end{code} | |
| 329 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 330 | + | ||
| 331 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 332 | + | \question{Write a program to create two lists and perform the following operation's:% | |
| 333 | + | \begin{enumerate} | |
| 334 | + | \item Add the elements of the two list. | |
| 335 | + | \item Compare the contents of the two list. | |
| 336 | + | \item Find the number of elements in the list. | |
| 337 | + | \item Sort the elements of the list. | |
| 338 | + | \item Reverse the contents of the list. | |
| 339 | + | \end{enumerate}} | |
| 340 | + | \begin{code} | |
| 341 | + | {Program}{python} | |
| 342 | + | a, b = [1, 3, 2, 4, 5], [6, 5, 7, 9, 8] | |
| 343 | + | print( | |
| 344 | + | [x + y for x, y in zip(a, b)], # Only works for lists having same lengths | |
| 345 | + | a[2] == a[3], | |
| 346 | + | len(a), len(b), | |
| 347 | + | sorted(b), | |
| 348 | + | list(reversed(a)), | |
| 349 | + | sep="\n" | |
| 350 | + | ) | |
| 351 | + | \end{code} | |
| 352 | + | \newpage | |
| 353 | + | \begin{code} | |
| 354 | + | {Output}{text} | |
| 355 | + | [7, 8, 9, 13, 13] | |
| 356 | + | False | |
| 357 | + | 5 | |
| 358 | + | 5 | |
| 359 | + | [5, 6, 7, 8, 9] | |
| 360 | + | [5, 4, 2, 3, 1] | |
| 361 | + | \end{code} | |
| 362 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 363 | + | ||
| 364 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 365 | + | \question{Write a Program to create and display the content of the tuple. Initialize the tuple with the name of | |
| 366 | + | the cities. Display content of the tuple along with name/index positions of the cities.} | |
| 367 | + | \begin{code} | |
| 368 | + | {Program}{python} | |
| 369 | + | cities = ("New Delhi", "Pune", "Jaipur", "Amritsar") | |
| 370 | + | print(cities) | |
| 371 | + | print(*[f"({i}): {name}" for i, name in enumerate(cities)], sep="\n") | |
| 372 | + | \end{code} | |
| 373 | + | \begin{code} | |
| 374 | + | {Output}{text} | |
| 375 | + | ('New Delhi', 'Pune', 'Jaipur', 'Amritsar') | |
| 376 | + | (0): New Delhi | |
| 377 | + | (1): Pune | |
| 378 | + | (2): Jaipur | |
| 379 | + | (3): Amritsar | |
| 380 | + | \end{code} | |
| 381 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 382 | + | ||
| 383 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 384 | + | \question{Write a program to create an array of even numbers till 14. Display the contents of array, compute the | |
| 385 | + | length of the array and also show how to delete a element from the desired position from the array.} | |
| 386 | + | \begin{code} | |
| 387 | + | {Program}{python} | |
| 388 | + | array = list(range(0, 15, 2)) | |
| 389 | + | print(array) | |
| 390 | + | print(len(array)) | |
| 391 | + | del array[3] | |
| 392 | + | print(array) | |
| 393 | + | \end{code} | |
| 394 | + | \begin{code} | |
| 395 | + | {Output}{text} | |
| 396 | + | [0, 2, 4, 6, 8, 10, 12, 14] | |
| 397 | + | 8 | |
| 398 | + | [0, 2, 4, 8, 10, 12, 14] | |
| 399 | + | \end{code} | |
| 400 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 401 | + | ||
| 402 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 403 | + | \question{Using \texttt{filter()} function, write a program to filter the elements which are greater than 9.} | |
| 404 | + | \begin{code} | |
| 405 | + | {Program}{python} | |
| 406 | + | from random import randrange | |
| 407 | + | ||
| 408 | + | data = [randrange(0, 20) for _ in range(20)] | |
| 409 | + | print(list(filter(lambda x: x > 9, data))) | |
| 410 | + | \end{code} | |
| 411 | + | \newpage | |
| 412 | + | \begin{code} | |
| 413 | + | {Output}{text} | |
| 414 | + | [12, 12, 17, 14, 15, 16, 12, 13, 11, 15, 14, 12] | |
| 415 | + | \end{code} | |
| 416 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 417 | + | ||
| 418 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 419 | + | \\~\\ | |
| 420 | + | \question{Using \texttt{filter()} function, write a program to filter the elements which are greater than 9.} | |
| 421 | + | \begin{code} | |
| 422 | + | {Program}{python} | |
| 423 | + | from random import randrange | |
| 424 | + | ||
| 425 | + | data = [randrange(0, 100) for _ in range(30)] | |
| 426 | + | print(data) | |
| 427 | + | print(list(filter(lambda x: x % 5 == 0, data))) | |
| 428 | + | \end{code} | |
| 429 | + | \begin{code} | |
| 430 | + | {Output}{text} | |
| 431 | + | [94, 39, 28, 55, 56, 39, 1, 53, 82, 24, 71, 20, 22, 36, 27, 40, 33, 67, 42, 94, 51, 41, 50, 3, 71, 15, 68, 29, 78, 79] | |
| 432 | + | [55, 20, 40, 50, 15] | |
| 433 | + | \end{code} | |
| 434 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 435 | + | ||
| 436 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 437 | + | \\~\\ | |
| 438 | + | \question{Write a program to create a file called “input.txt”, perform write/read operation on it with a string | |
| 439 | + | ``Computer Science''.} | |
| 440 | + | \begin{code} | |
| 441 | + | {Program}{python} | |
| 442 | + | with open("input.txt", "w") as file: | |
| 443 | + | file.write("Computer Science") | |
| 444 | + | ||
| 445 | + | with open("input.txt") as file: | |
| 446 | + | print(file.read()) | |
| 447 | + | \end{code} | |
| 448 | + | \begin{code} | |
| 449 | + | {Output}{text} | |
| 450 | + | Computer Science | |
| 451 | + | \end{code} | |
| 452 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 453 | + | ||
| 454 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 455 | + | \\~\\ | |
| 456 | + | \question{Write a program to create a file called “input.txt”, initialize it with a string of your choice and | |
| 457 | + | perform the read operation to read only the first 3 characters from the file.} | |
| 458 | + | \begin{code} | |
| 459 | + | {Program}{python} | |
| 460 | + | with open("input.txt", "w") as file: | |
| 461 | + | file.write("Hello, World!") | |
| 462 | + | ||
| 463 | + | with open("input.txt") as file: | |
| 464 | + | print(file.read(3)) | |
| 465 | + | \end{code} | |
| 466 | + | \begin{code} | |
| 467 | + | {Output}{text} | |
| 468 | + | Hel | |
| 469 | + | \end{code} | |
| 470 | + | \newpage | |
| 471 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 472 | + | ||
| 473 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 474 | + | \question{Using NumPy, write a program to create 1-dimensional array, load it with numbers, and perform the | |
| 475 | + | operation of iteration and slicing on it.} | |
| 476 | + | \begin{code} | |
| 477 | + | {Program}{python} | |
| 478 | + | import numpy as np | |
| 479 | + | ||
| 480 | + | print(arr := np.array([2, 3, 4, 1, 7, 6], np.int32)) | |
| 481 | + | for e in np.nditer(arr): | |
| 482 | + | print(e, end=" ") | |
| 483 | + | print() | |
| 484 | + | print(arr[2:5]) | |
| 485 | + | \end{code} | |
| 486 | + | \begin{code} | |
| 487 | + | {Output}{text} | |
| 488 | + | [2 3 4 1 7 6] | |
| 489 | + | 2 3 4 1 7 6 | |
| 490 | + | [4 1 7] | |
| 491 | + | \end{code} | |
| 492 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 493 | + | ||
| 494 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 495 | + | \\~\\ | |
| 496 | + | \question{Using NumPy, write a program to create multidimensional array, load it with the numbers and display the | |
| 497 | + | content of it.} | |
| 498 | + | \begin{code} | |
| 499 | + | {Program}{python} | |
| 500 | + | import numpy as np | |
| 501 | + | ||
| 502 | + | arr = np.array([[1, 2, 3], [4, 5, 6]]) | |
| 503 | + | print(arr) | |
| 504 | + | \end{code} | |
| 505 | + | \begin{code} | |
| 506 | + | {Output}{text} | |
| 507 | + | [[1 2 3] | |
| 508 | + | [4 5 6]] | |
| 509 | + | \end{code} | |
| 510 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 511 | + | ||
| 512 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 513 | + | \\~\\ | |
| 514 | + | \question{Using NumPy, write a program to create two 1-dimensional array and perform the operation of iteration, | |
| 515 | + | sorting the contents of array and concatenating the contents of the array.} | |
| 516 | + | \begin{code} | |
| 517 | + | {Program}{python} | |
| 518 | + | import numpy as np | |
| 519 | + | ||
| 520 | + | arr = np.array([9, 4, 6, 2, 7]) | |
| 521 | + | ||
| 522 | + | for e in np.nditer(arr): | |
| 523 | + | print(e) | |
| 524 | + | ||
| 525 | + | print(np.sort(arr)) | |
| 526 | + | print(np.concatenate((arr, np.array([38, 77, 29, 84, 75])))) | |
| 527 | + | \end{code} | |
| 528 | + | \begin{code} | |
| 529 | + | {Output}{text} | |
| 530 | + | 9 | |
| 531 | + | 4 | |
| 532 | + | 6 | |
| 533 | + | 2 | |
| 534 | + | 7 | |
| 535 | + | [2 4 6 7 9] | |
| 536 | + | [ 9 4 6 2 7 38 77 29 84 75] | |
| 537 | + | \end{code} | |
| 538 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 539 | + | ||
| 540 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 541 | + | \\~\\ | |
| 542 | + | \question{Using NumPy, initialize an array and display its dimensionality.} | |
| 543 | + | \begin{code} | |
| 544 | + | {Program}{python} | |
| 545 | + | import numpy as np | |
| 546 | + | ||
| 547 | + | arr = np.array([[[1, 2], [3, 4]], [[5, 6], [6, 7]], [[8, 9], [9, 10]]]) | |
| 548 | + | print(arr.shape) | |
| 549 | + | \end{code} | |
| 550 | + | \begin{code} | |
| 551 | + | {Output}{text} | |
| 552 | + | (3, 2, 2) | |
| 553 | + | \end{code} | |
| 554 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 555 | + | ||
| 556 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 557 | + | \\~\\ | |
| 558 | + | \question{Using Pandas, create a dataframe, initialize it with the contents such as your enrollment Number and | |
| 559 | + | name and display them.} | |
| 560 | + | \begin{code} | |
| 561 | + | {Program}{python} | |
| 562 | + | import numpy as np | |
| 563 | + | import pandas as pd | |
| 564 | + | ||
| 565 | + | class_list = pd.DataFrame(np.array([ | |
| 566 | + | ["Name", "Enrollment Number"], | |
| 567 | + | ["Alice", 1], | |
| 568 | + | ["Bob", 2], | |
| 569 | + | ["Bob", 3] | |
| 570 | + | ])) | |
| 571 | + | ||
| 572 | + | print(class_list) | |
| 573 | + | \end{code} | |
| 574 | + | \begin{code} | |
| 575 | + | {Output}{text} | |
| 576 | + | 0 1 | |
| 577 | + | 0 Name Enrollment Number | |
| 578 | + | 1 Alice 1 | |
| 579 | + | 2 Bob 2 | |
| 580 | + | 3 Bob 3 | |
| 581 | + | \end{code} | |
| 582 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 583 | + | ||
| 584 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 585 | + | \\~\\ | |
| 586 | + | \question{Create 2 arrays, using MatPlotLib, plot the graph with the content of the two arrays, with coordinates | |
| 587 | + | plotted on x-axis and y-axis.} | |
| 588 | + | \begin{code} | |
| 589 | + | {Program}{python} | |
| 590 | + | import numpy as np | |
| 591 | + | import matplotlib.pyplot as plt | |
| 592 | + | from random import randint | |
| 593 | + | ||
| 594 | + | points = np.array([ | |
| 595 | + | [randint(0, 100) for _ in range(50)], | |
| 596 | + | [randint(0, 100) for _ in range(50)], | |
| 597 | + | ]) | |
| 598 | + | ||
| 599 | + | fig, ax = plt.subplots() | |
| 600 | + | ax.plot(points[0], points[1], 'ro') | |
| 601 | + | plt.show() | |
| 602 | + | \end{code} | |
| 603 | + | \outputfigure{q27} | |
| 604 | + | % ---------------------------------------------------------------------------------------------------------------- % | |
| 605 | + | \end{document} | |
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