Submission #100734

#	Time	Username	Problem	Language	Result	Execution time	Memory
100734		dalgerok	Unija (COCI17_unija)	C++17	100 / 100	407 ms	28584 KiB

unija

#include<bits/stdc++.h>
using namespace std;



const int N = 1e7 + 5;



int n, x, y, a[N];



int main(){
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    cin >> n;
    for(int i = 1; i <= n; i++){
        cin >> x >> y;
        a[x] = max(a[x], y);
    }
    long long ans = 0;
    int mx = 0;
    for(int i = 1e7; i >= 1; i--){
        mx = max(mx, a[i]);
        ans += mx;
    }
    cout << ans;
}

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 10 / 10
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 10 / 10
• Subtask 10: 10 / 10