#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
template<typename T> using Tree = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
typedef long long int ll;
typedef long double ld;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
#define fastio ios_base::sync_with_stdio(false); cin.tie(NULL)
#define pb push_back
#define endl '\n'
#define sz(a) (int)a.size()
#define setbits(x) __builtin_popcountll(x)
#define ff first
#define ss second
#define conts continue
#define ceil2(x,y) ((x+y-1)/(y))
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define yes cout << "YES" << endl
#define no cout << "NO" << endl
#define rep(i,n) for(int i = 0; i < n; ++i)
#define rep1(i,n) for(int i = 1; i <= n; ++i)
#define rev(i,s,e) for(int i = s; i >= e; --i)
#define trav(i,a) for(auto &i : a)
template<typename T>
void amin(T &a, T b) {
a = min(a,b);
}
template<typename T>
void amax(T &a, T b) {
a = max(a,b);
}
#ifdef LOCAL
#include "debug.h"
#else
#define debug(x) 42
#endif
/*
*/
const int MOD = 1e9 + 7;
const int N = 1e5 + 5;
const int inf1 = int(1e9) + 5;
const ll inf2 = ll(1e18) + 5;
void solve(int test_case)
{
ll n,m,k; cin >> n >> m >> k;
assert(n == m);
ll subn = 0;
if(n&1) subn = 1;
n -= subn;
ll a[n+5][n+5];
memset(a,0,sizeof a);
ll ptr = 0;
for(int i = 1; i < n; i += 2){
for(int j = 1; j < n; j += 2){
a[i][j] = a[i][j+1] = a[i+1][j] = a[i+1][j+1] = ++ptr;
}
}
if(k > ptr){
no;
return;
}
for(int i = 1; i < n; i += 2){
for(int j = 3; j < n; j += 2){
if(ptr == k) conts;
a[i][j] = a[i][j+1] = a[i+1][j] = a[i+1][j+1] = a[i][j-1];
ptr--;
}
}
vector<ll> b;
rep1(i,n){
rep1(j,n){
b.pb(a[i][j]);
}
}
sort(all(b));
b.resize(unique(all(b))-b.begin());
rep1(i,n){
rep1(j,n){
a[i][j] = lower_bound(all(b),a[i][j])-b.begin()+1;
}
}
if(subn){
rep1(i,n) a[i][n+1] = a[i][n];
rep1(j,n) a[n+1][j] = a[n][j];
a[n+1][n+1] = a[n][n];
n++;
}
yes;
rep1(i,n){
rep1(j,n){
cout << a[i][j] << " ";
}
cout << endl;
}
}
int main()
{
fastio;
int t = 1;
cin >> t;
rep1(i, t) {
solve(i);
}
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
1 ms |
604 KB |
Execution killed with signal 6 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
1 ms |
604 KB |
Execution killed with signal 6 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
1 ms |
604 KB |
Execution killed with signal 6 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Failed |
11 ms |
860 KB |
Output contains flowers without two equal neighbours |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
1 ms |
600 KB |
Execution killed with signal 6 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Runtime error |
1 ms |
604 KB |
Execution killed with signal 6 |
2 |
Halted |
0 ms |
0 KB |
- |