HackInScience — Python Exercises

Python — Basics

	1. Hello World	Solved by 10399
	2. Print 42	Solved by 10302
	3. Number of seconds in a year	Solved by 2127
	4. Using operators	Solved by 5441
	5. Characters counting	Solved by 7375
	6. Square numbers	Solved by 1812
	7. Powers of two	Solved by 6041
	8. Comparisons	Solved by 5255
	9. Import	Solved by 4736
	10. Counting Words	Solved by 4337

Python — Training

	1. First function	Solved by 3007
	2. Print even numbers	Solved by 3717
	3. Sum of even numbers <= 100	Solved by 3310
	4. Multiples of 3 and 5	Solved by 2975
	5. my date	Solved by 2178
	6. Temperatures	Solved by 2011
	7. Print every two letters pairs	Solved by 1914
	8. Print every pair of distinct letters	Solved by 1821
	9. Longest word	Solved by 1652
	10. Print sorbet flavors	Solved by 1521
	11. Distance	Solved by 991
	12. Sets of love	Solved by 786
	13. Sort students	Solved by 726
	14. Select students	Solved by 503
	15. Exceptions	Solved by 381
	16. Print the content of the file 'words'	Solved by 360
	17. Multiply all the given parameters	Solved by 368
	18. Count the lower 'e' in the 'words' file	Solved by 316
	19. Is divisible by ?	Solved by 374
	20. Student class	Solved by 218
	21. Frequency of letters in a file	Solved by 231
	22. Doing HTTP requests	Solved by 205
	23. Print battery charge	Solved by 231
	24. Format your output	Solved by 187
	25. Lambda expressions	Solved by 173
	26. Temperature class	Solved by 103
	27. CSV and Python	Solved by 71

Python — Algorithms

	1. Currency	Solved by 73
	2. Check if a number is prime	Solved by 629
	3. Sum of every prime number below n	Solved by 474
	4. Print every prime numbers in a range	Solved by 366
	5. Next prime	Solved by 310
	6. Reverse Roman Numerals	Solved by 446
	7. Friday the 13th	Solved by 352
	8. The missing card	Solved by 381
	9. Playing with anagrams	Solved by 140
	10. Flatten lists	Solved by 329
	11. Perfect deck shuffle	Solved by 297
	12. The Fibonacci sequence	Solved by 339
	13. Hearts emojis	Solved by 246
	14. Text framing	Solved by 46
	15. Draw N Squares	Solved by 234
	16. Pernicious numbers	Solved by 213
	17. Side by side	Solved by 122
	18. Largest product in a series	Solved by 165
	19. Roman Numerals	Solved by 147
	20. Caesar Cypher	Solved by 144
	21. Longest Collatz sequence	Solved by 153
	22. Largest product in a grid	Solved by 119
	23. Break a safe	Solved by 149
	24. Password Generator	Solved by 138
	25. bencode / bdecode	Solved by 64
	26. Py Master Mind	Solved by 78
	27. Elementary cellular automaton	Solved by 58
	28. Sequence Mining	Solved by 48
	29. Change for 42€	Solved by 44
	30. Pascal's triangle	Solved by 52
	31. IRC logs as CSV	Solved by 30

Python — Command line

	1. Print parameters	Solved by 1039
	2. Print the first parameter	Solved by 765
	3. my add	Solved by 740
	4. Calculator	Solved by 252
	5. Sapin	Solved by 41

Python and Numpy

	1. Abelian sandpiles	Solved by 55
	2. Make your own 2048 in Python !	Solved by 31
	3. Dirichlet solver	Solved by 24

Python — Basics

1. Hello World

2. Print 42

3. Number of seconds in a year

4. Using operators

5. Characters counting

6. Square numbers

7. Powers of two

8. Comparisons

9. Import

10. Counting Words

Python — Training

1. First function

2. Print even numbers

3. Sum of even numbers <= 100

4. Multiples of 3 and 5

5. my date

6. Temperatures

7. Print every two letters pairs

8. Print every pair of distinct letters

9. Longest word

10. Print sorbet flavors

11. Distance

12. Sets of love

13. Sort students

14. Select students

15. Exceptions

16. Print the content of the file 'words'

17. Multiply all the given parameters

18. Count the lower 'e' in the 'words' file

19. Is divisible by ?

20. Student class

21. Frequency of letters in a file

22. Doing HTTP requests

23. Print battery charge

24. Format your output

25. Lambda expressions

26. Temperature class

27. CSV and Python

Python — Algorithms

1. Currency

2. Check if a number is prime

3. Sum of every prime number below n

4. Print every prime numbers in a range

5. Next prime

6. Reverse Roman Numerals

7. Friday the 13th

8. The missing card

9. Playing with anagrams

10. Flatten lists

11. Perfect deck shuffle

12. The Fibonacci sequence

13. Hearts emojis

14. Text framing

15. Draw N Squares

16. Pernicious numbers

17. Side by side

18. Largest product in a series

19. Roman Numerals

20. Caesar Cypher

21. Longest Collatz sequence

22. Largest product in a grid

23. Break a safe

24. Password Generator

25. bencode / bdecode

26. Py Master Mind

27. Elementary cellular automaton

28. Sequence Mining

29. Change for 42€

30. Pascal's triangle

31. IRC logs as CSV

Python — Command line

1. Print parameters

2. Print the first parameter

3. my add

4. Calculator

5. Sapin

Python and Numpy

1. Abelian sandpiles

2. Make your own 2048 in Python !