Problem 11121 - BOJ Archive

Solutions

Python 3

299 B | 299 chars

import sys
from math import sqrt, pi, sin
inp = lambda : sys.stdin.readline()[:-1]
mii = lambda x = " ": [*map(int,inp().split(x))]
mfi = lambda x = " ": [*map(float,inp().split(x))]
ii = lambda : int(inp())


for tc in range(ii()):
  a, b = input().split()
  print("OK" if a == b else "ERROR")