5 Ways of Taking Input in Python
To use Python in competitive programming, you will have to know how to take input from stdin.
Euler's Totient Function
If you are given a number N, you have to determine how many integers between 1 and N have a GCD of 1 with N.
Binary Search
Finding a number in a sorted array using binary search.
Sieve of Eratosthenes
A beginner's number theory tutorial on Sieve of Eratosthenes.
Faster I/O
Learn how to use faster I/O methods in sport programming.
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