https://www.acmicpc.net/problem/1543

문자열 탐색 문제

doc = input()
word = input()

result = 0
index = 0

while index + len(word) <= len(doc):
    if doc[index:index + len(word)] == word:
        index += len(word)
        result += 1
    else:
        index += 1

print(result)