Submission #1071512

#	Time	Username	Problem	Language	Result	Execution time	Memory
1071512		vjudge1	Art Exhibition (JOI18_art)	C++17	50 / 100	1064 ms	18660 KiB

art

    #include<bits/stdc++.h>
    using namespace std;
    #define int long long
    #define nn "\n";
    #define pb push_back
    const int N = 1e6 + 8  , inf = 1e17 ;
    int  n , m , q , a[N], b[N];
    signed main() {
        ios_base::sync_with_stdio(0), cin.tie(0);
        cin>> n ;
        vector<pair<int ,int >> v ;
        int mx =0 ;
        for(int i= 1 ; i <= n  ; i++){
            cin>> a[i]>> b[i];
            mx = max(mx ,b[i]);
            v.pb({a[i] , b[i]});
        }
        sort(v.begin() , v.end());
        for(int i = 0 ; i < v.size() ; i++){
            int S = v[i].second , mn = v[i].first;
            for(int j =i+1 ; j < v.size()  ; j++){
                mx  = max(mx , S + v[j].second  - ( v[j].first - mn));
                S+=v[j].second;
            }
        }
        cout << mx ;



    }

Compilation message (stderr)

art.cpp: In function 'int main()':
art.cpp:19:27: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 |         for(int i = 0 ; i < v.size() ; i++){
      |                         ~~^~~~~~~~~~
art.cpp:21:32: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |             for(int j =i+1 ; j < v.size()  ; j++){
      |                              ~~^~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 0 / 50