HackerRank Loops problem solution in Python

In this HackerRank Loops problem solution in python statement, The provided code stub reads and integer, n, from STDIN. For all non-negative integers i<n, print i^2.

Problem solution in Python 2 programming.

n=int(input())
for i in range(n):
    print i**2

Problem solution in Python 3 programming.

if __name__ == '__main__':
    n = int(input())
    for i in range(0,n):
        print(i*i)

Problem solution in pypy programming.

# Enter your code here. Read input from STDIN. Print output to STDOUT

N = int(raw_input())

for i in range(0,N):
    print(i**2)

Problem solution in pypy3 programming.

# Enter your code here. Read input from STDIN. Print output to STDOUT

n = int(input())

for i in range(0,n):
    print(i*i)