#include <bits/stdc++.h>
using namespace std;
const int N = 400000 + 7;
int n;
string s;
int main() {
ios::sync_with_stdio(0); cin.tie(0);
cin >> n >> s;
assert((int) s.size() == 2 * n);
function<int(vector<int>, vector<int>)> compute = [&] (vector<int> l, vector<int> r) {
assert((int) l.size() == n);
assert((int) r.size() == n);
int sol = 0;
for (int i = 0; i < n; i++) {
for (int j = 0; j <= n; j++) {
if (min(l[i], r[i]) < min(l[j], r[j]) && min(l[j], r[j]) < max(l[i], r[i]) && max(l[i], r[i]) < max(l[j], r[j])) {
sol++;
}
}
}
return sol;
};
function<vector<int>(vector<int>, int)> shift = [&] (vector<int> a, int cnt) {
vector<int> b((int) a.size());
for (int i = 0; i < (int) a.size(); i++) {
b[(i + cnt) % (int) a.size()] = a[i];
}
return b;
};
vector<int> a, b;
for (int i = 0; i < 2 * n; i++) {
if (s[i] != s[0]) {
a.push_back(i);
} else {
b.push_back(i);
}
}
int sol = compute(a, b);
cout << compute(a, b) << " ";
for (int cnt = 1; cnt < n; cnt++) {
sol = max(sol, compute(a, shift(b, cnt)));
cout << compute(a, shift(b, cnt)) << " ";
}
cout << sol << "\n";
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
204 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
204 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
204 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
204 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |