Submission #1049713

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1049713	2024-08-09 04:25:43	vjudge1	T-Covering (eJOI19_covering)	C++17	0 / 100	7 ms	25180 KiB

covering

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#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pi pair<int, int>
#define fi first
#define se second
const int N = 1e6 + 3;
int n, m, k, t, x, y, u, v;
ll ans = 0;
pi p[N];
vector<int> adj[N];
queue<pi> q;
priority_queue<int, vector<int>, greater<int> > pq;
int tx[4] = {0, 1, 0, -1}, ty[4] = {1, 0, -1, 0};
bool check (int u, int v) {
    return (0 <= u && u < n && 0 <= v && v < m);
}
pi toado (int k) {
    int x = k / m;
    int y = k % m;
    return {x, y};
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

covering.cpp: In function 'int main()':
covering.cpp:35:13: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   35 |     freopen ("code.inp", "r", stdin);
      |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
covering.cpp:36:13: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   36 |     freopen ("code.out", "w", stdout);
      |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 5
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 15
• Subtask 6: 0 / 20
• Subtask 7: 0 / 30