oj.uz

Submission #827019

# Submission time Handle Problem Language Result Execution time Memory
827019 2023-08-16T08:03:29 Z Hanksburger Passport (JOI23_passport) C++17
6 / 100
 31 ms 2768 KB 
#include <bits/stdc++.h>
using namespace std;
int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int n, ind=1, mx=1, ans=1;
    cin >> n;
    for (int i=1; i<=n; i++)
    {
        int l, r;
        cin >> l >> r;
        mx=max(mx, r);
        if (i==ind)
        {
            if (mx==ind)
            {
                cout << -1;
                return 0;
            }
            if (mx==n)
            {
                cout << ans;
                return 0;
            }
            ans++;
            ind=mx;
        }
    }
}

Subtask #1
6.0 / 6.0

# 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 31 ms 2012 KB Output is correct
5 Correct 25 ms 2032 KB Output is correct
6 Correct 23 ms 2768 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 8 ms 980 KB Output is correct

Subtask #2
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Incorrect 1 ms 340 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Incorrect 1 ms 340 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Incorrect 1 ms 340 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
0 / 46.0

# 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 31 ms 2012 KB Output is correct
5 Correct 25 ms 2032 KB Output is correct
6 Correct 23 ms 2768 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 8 ms 980 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Incorrect 1 ms 340 KB Output isn't correct
11 Halted 0 ms 0 KB -