Submission #727574

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
727574	2023-04-21 01:27:27	josanneo22	Radio (Balkan15_RADIO)	C++17	0 / 100	1 ms	212 KiB

radio

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/*梁*/
#include <bits/stdc++.h>
using namespace std;
void solve(){
    int n,k; cin>>n>>k;
    vector<int> x(n),p(n),s(n);
    for(int i=0;i<n;i++){
        cin>>x[i]>>p[i]>>s[i];
    }
    vector<int> order(n);iota(order.begin(),order.end(),0);
    sort(order.begin(),order.end(),[&](int i,int j){
        return x[i]+p[i]<x[j]+p[j];
    });
    int mx=x[order[0]]+p[order[0]];
    int ans=0;
    for(int i=1;i<n;i++){
        ans+=max(0,x[order[i]]-p[order[i]]-mx);
    }
    cout<<ans<<'\n';
}
signed main(){
    ios_base::sync_with_stdio(0); cin.tie(0);
    solve();
}
 
 
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