Submission #981975

#	Time	Username	Problem	Language	Result	Execution time	Memory
981975		aymanrs	Ski 2 (JOI24_ski2)	C++14	5 / 100	1 ms	348 KiB

Main

#include<bits/stdc++.h>
using namespace std;
void solve(){
	int n, k;cin >> n >> k;
	long long ans = 0;
	pair<int, int> a[n];for(int i = 0;i < n;i++) cin >> a[i].first >> a[i].second;
	sort(a, a+n);
	int m=a[0].second, mx = INT_MAX, x = -1, d = 1, dx = 0;
	for(int i = 1;i < n && a[i].first == a[0].first;i++){
		a[i].first++;
		ans += k;
	}
	for(int i = 1;i < n;i++){
		if(a[i].first!=x){
			d+=dx;
			x = a[i].first;
			m = min(m, mx);
			dx = 1;
			mx = a[i].second;
		} else {
			mx = min(mx, a[i].second);
			dx++;
		}
		if(d) d--;
		else ans += m;
	}
	cout << ans << '\n';
}
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	solve();
}

• Subtask 1: 5 / 5
• Subtask 2: 0 / 12
• Subtask 3: 0 / 9
• Subtask 4: 0 / 33
• Subtask 5: 0 / 27
• Subtask 6: 0 / 14