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Submission #598618

# Submission time Handle Problem Language Result Execution time Memory
598618 2022-07-18T15:18:24 Z someone Boarding Passes (BOI22_passes) C++14
5 / 100
 1 ms 596 KB 
#include <bits/stdc++.h>
#define int long long
using namespace std;

const int N = 2e5 + 42, MOD = 1e9 + 7;

signed main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);

    string str; cin >> str;
    int n = str.size();

    int k = n/2;
    cout << setprecision(20);
    if(n % 2 == 0) {
        cout << (k*(k-1))/2.0;
    } else {
        cout << (k*k)/2.0;
    }
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 588 KB Output is correct
8 Correct 1 ms 596 KB Output is correct
9 Correct 1 ms 556 KB Output is correct

Subtask #2
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 588 KB Output is correct
8 Correct 1 ms 596 KB Output is correct
9 Correct 1 ms 556 KB Output is correct
10 Incorrect 0 ms 212 KB Output isn't correct
11 Halted 0 ms 0 KB -