제출 #1291521

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1291521		anhphant	Bitaro the Brave (JOI19_ho_t1)	C++20	0 / 100	0 ms	332 KiB

joi2019_ho_t1

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

ll n, m;
char a[3007][3007];
ll pO[3007][3007], pS[3007][3007];

void solve() {
    cin >> n >> m;
    for(int i = 1; i <= n; ++i) {
        for(int  j = 1; j <= m; ++j) {
            cin >> a[i][j];
        }
    }
    
    for(int i = 1; i <= n; ++i) {
        for(int j = 1; j <= m; ++j) {
            
        }
    }
}

int main() {
    ios_base :: sync_with_stdio(0);
    cin.tie(0); cout.tie(0); cerr.tie(0);
    if (fopen("test.inp", "r")) {
        freopen("test.inp", "r", stdin);
        freopen("test.out", "w", stdout);
    }

    solve();
}

컴파일 시 표준 에러 (stderr) 메시지

joi2019_ho_t1.cpp: In function 'int main()':
joi2019_ho_t1.cpp:28:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   28 |         freopen("test.inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
joi2019_ho_t1.cpp:29:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   29 |         freopen("test.out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 20
• Subtask 2: 0 / 30
• Subtask 3: 0 / 50