题解 | 穷哈哈~
穷哈哈~
https://www.nowcoder.com/practice/5b3184b233f34fb39a7f259ae82eb42c
n = int(input())
s = input()
maxl = curl = 0
for i in range(n):
if s[i] in 'ah':#当前字符是笑声
if i==0:#当前字符是开始字符
curl = 1
elif s[i]!=s[i-1] and s[i-1] in 'ah':#当前字符是笑声，且与前一个笑声字符不同
curl += 1
else:
curl = 1
else:#当前字符不是笑声
curl = 0
maxl = max(maxl,curl)#最长笑声长度
print(maxl)
