题解 | #字符子串的查找#
字符子串的查找
https://www.nowcoder.com/practice/48b79127550b478bbdc828d022a54e86
import sys
# print(input().find("NiuNiu"))
# 转换成了列表
s = input().split()
if 'NiuNiu' in s:
num = s.index("NiuNiu")
total = 0
for i in range(num):
total = total + len(s[i]) + 1
print(total)
else:
print(-1)

