#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main(){
int n, m; cin >> n >> m;
for (int i = 0; i < m; i++){
int a, b; cin >> a >> b;
}
cout << n - 1 << endl;
for (int i = 0; i < n - 1; i++){
if (i % 2){
for (int j = 1; j <= n; j++){
cout << j / 2 << ' ';
}
}else{
for (int j = 0; j < n; j++){
cout << j / 2 << ' ';
}
}
cout << endl;
}
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Incorrect |
0 ms |
348 KB |
If people start at 0 and 2, then they can avoid each other |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Incorrect |
0 ms |
348 KB |
If people start at 1 and 2, then they can avoid each other |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Incorrect |
0 ms |
348 KB |
If people start at 1 and 2, then they can avoid each other |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Incorrect |
0 ms |
348 KB |
If people start at 0 and 2, then they can avoid each other |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Incorrect |
0 ms |
348 KB |
If people start at 0 and 2, then they can avoid each other |
3 |
Halted |
0 ms |
0 KB |
- |