백준 15372 A Simple Problem.

https://www.acmicpc.net/problem/15372

15372번: A Simple Problem.

 

import sys
def sol(n):
    return n*n
 
if __name__ == '__main__':
    t = int(input())
    for _ in range(t):
        n = int(sys.stdin.readline())
        print(sol(n))

sys.stdin.readline() 입력 받으셔야 시간초과 안떠요