제출 #971185

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
971185		AIF_is_carving	푸드 코트 (JOI21_foodcourt)	C++17	9 / 100	1082 ms	389672 KiB

foodcourt

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

int main(){   
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);



    int n, m, q;
    cin>>n>>m>>q;

    vector<int> court[n+1];
    vector<int> start(n+1);
    for(int i=0; i<n+1; i++) start[i] = 0;

    for(int i=0; i<q; i++){
        int t; cin>>t;
        if(t == 1){
            int l, r, c, k;
            cin>>l>>r>>c>>k;

            for(int i=l; i<=r; i++){
                court[i].push_back(c);
            }

        }
        else if(t == 2){
            int l, r, k;
            cin>>l>>r>>k;

            for(int i=l; i<=r; i++){
                if(start[i]+k<=court[i].size()){
                    start[i]=start[i]+k;
                }
                else{
                    start[i]=court[i].size();
                }
            }
        }
        else{
            int a, b; cin>>a>>b;
            if(start[a]+b-1<court[a].size()) cout<<court[a][start[a]+b-1]<<"\n";
            else cout<<0<<"\n";
        }


        //for(int i=1; i<=n; i++) cout<<start[i]<<" ";

        // for(int i=1; i<=n; i++){
        //     cout<<start[i]<<" ";
        //     for(auto x: court[i]) cout<<x<<" ";

        //     cout<<"\n";
        // }
        // cout<<"\n";
    }

    return 0;

}
 

컴파일 시 표준 에러 (stderr) 메시지

foodcourt.cpp: In function 'int main()':
foodcourt.cpp:35:30: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   35 |                 if(start[i]+k<=court[i].size()){
foodcourt.cpp:45:28: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   45 |             if(start[a]+b-1<court[a].size()) cout<<court[a][start[a]+b-1]<<"\n";

• Subtask 1: 2 / 2
• Subtask 2: 0 / 5
• Subtask 3: 7 / 7
• Subtask 4: 0 / 21
• Subtask 5: 0 / 15
• Subtask 6: 0 / 13
• Subtask 7: 0 / 26
• Subtask 8: 0 / 11