#include <bits/stdc++.h>
#define fr first
#define sc second
#define OK puts("OK");
#define pb push_back
#define mk make_pair
using namespace std;
typedef long long ll;
const int inf = (int)1e9 + 7;
const int N = (int)1e5 + 7;
int n,m,k;
int x,y;
int a[1001][1001];
int ans;
vector <int> g[N];
bool check (int l,int r) {
if (m == 1) {
for (int i = l; i <= r; i ++)
if (a[i][1])
return 1;
}
else if (m == 2) {
for (int i = l; i <= r; i ++)
for (int j = l; j <= r; j ++)
if (i != j) {
if (a[i][1] && a[j][2])
return 1;
if (a[i][2] && a[j][1])
return 1;
}
}
else if (m == 3) {
for (int i = l; i <= r; i ++)
for (int j = l; j <= r; j ++)
for (int o = l; o <= r; o ++) {
vector <int> v;
if (i != j && o != j && o != i) {
v.pb(1),v.pb(2),v.pb(3);
do {
if (a[i][v[0]] && a[j][v[1]] && a[o][v[2]])
return 1;
}
while(next_permutation(v.begin(),v.end()));
}
}
}
else if (m == 4) {
for (int i = l; i <= r; i ++)
for (int j = l; j <= r; j ++)
for (int o = l; o <= r; o ++)
for (int u = l; u <= r; u ++) {
vector <int> v;
v.pb(1),v.pb(2),v.pb(3),v.pb(4);
if (i != j && o != j && o != i && u != i && u != j && u != o) {
do {
if (a[i][v[0]] && a[j][v[1]] && a[o][v[2]] && a[u][v[3]])
return 1;
}
while(next_permutation(v.begin(),v.end()));
}
}
}
return false;
}
int main () {
cin >> n >> m >> k;
for (int i = 1; i <= k; i ++) {
cin >> x >> y;
a[x][y] = 1;
}
for (int i = 1; i <= n; i ++) {
for (int j = i + m - 1; j <= n; j ++) {
if (check(i,j))
ans ++;
}
}
cout << ans << endl;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
8272 KB |
Output is correct |
| 2 |
Correct |
0 ms |
8272 KB |
Output is correct |
| 3 |
Correct |
0 ms |
8272 KB |
Output is correct |
| 4 |
Correct |
0 ms |
8272 KB |
Output is correct |
| 5 |
Correct |
3 ms |
8272 KB |
Output is correct |
| 6 |
Correct |
0 ms |
8272 KB |
Output is correct |
| 7 |
Incorrect |
0 ms |
8272 KB |
Output isn't correct |
| 8 |
Correct |
0 ms |
8272 KB |
Output is correct |
| 9 |
Correct |
0 ms |
8272 KB |
Output is correct |
| 10 |
Correct |
0 ms |
8272 KB |
Output is correct |
| 11 |
Correct |
0 ms |
8272 KB |
Output is correct |
| 12 |
Correct |
0 ms |
8272 KB |
Output is correct |
| 13 |
Correct |
0 ms |
8272 KB |
Output is correct |
| 14 |
Incorrect |
0 ms |
8272 KB |
Output isn't correct |
| 15 |
Incorrect |
0 ms |
8272 KB |
Output isn't correct |
| 16 |
Incorrect |
0 ms |
8272 KB |
Output isn't correct |
| 17 |
Incorrect |
0 ms |
8272 KB |
Output isn't correct |
| 18 |
Incorrect |
0 ms |
8272 KB |
Output isn't correct |
| 19 |
Incorrect |
3 ms |
8272 KB |
Output isn't correct |
| 20 |
Incorrect |
3 ms |
8272 KB |
Output isn't correct |
| 21 |
Correct |
0 ms |
8272 KB |
Output is correct |
| 22 |
Incorrect |
0 ms |
8272 KB |
Output isn't correct |
| 23 |
Incorrect |
0 ms |
8272 KB |
Output isn't correct |
| 24 |
Incorrect |
0 ms |
8272 KB |
Output isn't correct |
| 25 |
Incorrect |
9 ms |
8272 KB |
Output isn't correct |
| 26 |
Incorrect |
0 ms |
8272 KB |
Output isn't correct |
| 27 |
Correct |
3 ms |
8272 KB |
Output is correct |
| 28 |
Incorrect |
0 ms |
8272 KB |
Output isn't correct |
| 29 |
Incorrect |
3 ms |
8272 KB |
Output isn't correct |
| 30 |
Incorrect |
3 ms |
8272 KB |
Output isn't correct |
| 31 |
Incorrect |
29 ms |
8272 KB |
Output isn't correct |
| 32 |
Incorrect |
3 ms |
8272 KB |
Output isn't correct |
| 33 |
Correct |
3 ms |
8272 KB |
Output is correct |
| 34 |
Incorrect |
3 ms |
8272 KB |
Output isn't correct |
| 35 |
Incorrect |
53 ms |
8272 KB |
Output isn't correct |
| 36 |
Incorrect |
49 ms |
8272 KB |
Output isn't correct |
| 37 |
Runtime error |
0 ms |
8272 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 38 |
Runtime error |
43 ms |
8272 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 39 |
Runtime error |
0 ms |
8272 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 40 |
Runtime error |
0 ms |
8272 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 41 |
Runtime error |
0 ms |
8272 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 42 |
Runtime error |
0 ms |
8272 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 43 |
Runtime error |
0 ms |
8272 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 44 |
Runtime error |
6 ms |
8272 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 45 |
Runtime error |
0 ms |
8272 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 46 |
Runtime error |
0 ms |
8272 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 47 |
Runtime error |
0 ms |
8272 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 48 |
Runtime error |
3 ms |
8272 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 49 |
Runtime error |
0 ms |
8272 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 50 |
Runtime error |
0 ms |
8272 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
