문제
풀이
#include <algorithm>
#include <iostream>
#include <string>
#include <vector>
using namespace std;
void solve(void) {
int n; cin >> n;
string s; cin >> s;
vector<bool> ans(10, false);
for (int i=0; i<n; i++) {
if (s[i] == 'T') continue;
ans[i * 10 / n] = true;
}
cout << count(ans.begin(), ans.end(), false);
}
int main(void) {
ios::sync_with_stdio(false);
cin.tie(nullptr);
solve();
return 0;
}