Submission #1150462

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1150462	2025-02-15 03:28:54	mingga	Bitaro’s Party (JOI18_bitaro)	C++20	0 / 100	2 ms	4928 KiB

bitaro

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#include "bits/stdc++.h"
using namespace std;
#define ln "\n"
#define pb push_back
#define fi first
#define se second
#define all(x) (x).begin(), (x).end()
#define sz(x) ((int)(x).size())
// #define int long long
const int mod = 1e9 + 7;
const int inf = 2e9;
const int N = 1e5 + 7;
vector<int> g[N];
int n, m, q;
const int B = 330;
vector<pair<int, int>> path[N];
bool vis[N], del[N];
int dp[N];
signed main() {
    cin.tie(0) -> sync_with_stdio(0);
    #define task ""
    if(fopen(task ".INP", "r")) {
        freopen(task ".INP", "r", stdin);
        freopen(task ".OUT", "w", stdout);
    }
    cin >> n >> m >> q;
 
 
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Compilation message (stderr)

bitaro.cpp: In function 'int main()':
bitaro.cpp:27:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   27 |         freopen(task ".INP", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
bitaro.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(task ".OUT", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 7
• Subtask 2: 0 / 7
• Subtask 3: 0 / 86