Submission #1222126

#	Time	Username	Problem	Language	Result	Execution time	Memory
1222126		Aviansh	Passport (JOI23_passport)	C++20	6 / 100	18 ms	1864 KiB

passport

#include <bits/stdc++.h>

using namespace std;

signed main(){
    ios::sync_with_stdio(0);
    cin.tie(0);
    int n;
    cin >> n;
    array<int,2>rangs[n];
    for(int i = 0;i<n;i++){
        cin >> rangs[i][0];
        cin >> rangs[i][1];
        rangs[i][0]--;
        rangs[i][1]--;
        //inclusive range.
    }
    int curr = rangs[0][1];
    int curmx = 0;
    int ans = 1;
    for(int i = 0;i<n;i++){
        curmx = max(curmx,rangs[i][1]);
        if(curr==i&&i!=n-1){
            ans++;
            curr=curmx;
        }
    }
    if(curr!=n-1){
        ans=-1;
    }
    int q;
    cin >> q;
    while(q--){
        int x;
        cin >> x;
        x--;
        assert(x==0);
        cout << ans << "\n";
    }
    return 0;
}

• Subtask 1: 6 / 6
• Subtask 2: 0 / 16
• Subtask 3: 0 / 24
• Subtask 4: 0 / 8
• Subtask 5: 0 / 46