main
黄海 1 year ago
parent 2a53a64b8f
commit a80a3423a1

@ -1,7 +1,29 @@
#include <bits/stdc++.h>
using namespace std;
/*
5
12321
*/
int cnt = 1;
// 循环写法
void cut(string s) {
while (true) {
int p;
for (p = s.size() - 1; p; p--)
if (s[0] != s[p]) break;
string t = s.substr(1, p);
if (t.size())
cnt++, s = t;
else
break;
}
}
// 递归写法
void dfs(string s) {
int p;
for (p = s.size() - 1; p; p--)
@ -14,7 +36,7 @@ int main() {
int n;
string s;
cin >> n >> s;
dfs(s);
cut(s);
cout << cnt << endl;
return 0;
}
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