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22950번: 이진수 나눗셈 ↗

Solutions

Python 3
146 B | 146 chars
n = int(input())
s = input()
k = int(input())

for i in range(max(-k, -n), 0, 1):
  if s[i] == '1':
    print("NO")
    break
else:
  print("YES")