제출 #861037

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
861037	2023-10-15 07:28:13	guagua0407	Two Dishes (JOI19_dishes)	C++17	10 / 100	505 ms	1048576 KiB

dishes

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//#pragma GCC optimize("O3")
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pii pair<int,int>
#define f first
#define s second
#define all(x) x.begin(),x.end()
#define _ ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
void setIO(string s) {
    freopen((s + ".in").c_str(), "r", stdin);
    freopen((s + ".out").c_str(), "w", stdout);
}
const int mxn=1e6+5;
ll a[mxn],S[mxn],Q[mxn];
ll b[mxn],T[mxn],P[mxn];
int pa[mxn],pb[mxn];
vector<int> qa[mxn],qb[mxn];
int n,m;
int main() {_
    cin>>n>>m;
    for(int i=1;i<=n;i++){
        cin>>a[i]>>S[i]>>P[i];
        a[i]+=a[i-1];
    }
    for(int i=1;i<=m;i++){
        cin>>b[i]>>T[i]>>Q[i];
 
 
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컴파일 시 표준 에러 (stderr) 메시지

dishes.cpp: In function 'void setIO(std::string)':
dishes.cpp:12:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |     freopen((s + ".in").c_str(), "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
dishes.cpp:13:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |     freopen((s + ".out").c_str(), "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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