제출 #391523

#제출 시각아이디문제언어결과실행 시간메모리
391523giorgikobArt Exhibition (JOI18_art)C++14
100 / 100
241 ms20872 KiB
#include<bits/stdc++.h>
#define ll long long
#define ff first
#define ss second
#define pb push_back
using namespace std;

const int N = 5e5+5, mod = 3;

int n,k;
vector<int>v;
int A[N];
ll answer;
ll x,y;
pair<ll,ll>P[N];

inline void test_case(){

    cin >> n;
    for(int i = 1; i <= n; i++){
        cin >> x >> y;
        P[i] = {x,y};
    }

    sort(P+1,P+1+n);

    ll mn = -P[1].ff;
    ll sum = 0;
    for(int i = 1; i <= n; i++){
        sum += P[i].ss;
        ll res = sum - P[i].ff - mn;
        answer = max(answer, res);
        mn = min(mn, sum - P[i+1].ff);
    }

    cout << answer << endl;
}

 main(){
    ios::sync_with_stdio(0);

    int T = 1;
    //cin >> T;
    while(T--){
        test_case();
    }
}

컴파일 시 표준 에러 (stderr) 메시지

art.cpp:39:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   39 |  main(){
      |       ^
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