🟩 [백준] [Python] [Class3] 5252번_IOIOI

문제

https://www.acmicpc.net/problem/5525

5525번: IOIOI

풀이

# 백준 5252번 문제 - IOIOI
n = int(input())
m = int(input())
s = input()

cursor, count, result = 0, 0, 0

while cursor < (m-1):
    if s[cursor:cursor+3] == 'IOI':
        count += 1
        cursor += 2
        if count == n:
            result += 1
            count -= 1
    else:
        cursor += 1
        count = 0
print(result)