Submission #645478

#	Time	Username	Problem	Language	Result	Execution time	Memory
645478		TimDee	Gardening (RMI21_gardening)	C++17	11 / 100	25 ms	880 KiB

Main

#include <bits/stdc++.h>
using namespace std;
#define forn(i,n) for (int i=0;i<n;++i)
#define prn {cout<<"NO\n";return;}
#define pry cout<<"YES\n";

void solve() {
	int n,m,k; cin>>n>>m>>k;
	int s=n*m;
	if (k>(s/4)) prn;
	if (n&1 || m&1) prn;
	vector<vector<int>> a(n,vector<int>(m,-1));

	if (n==2) {
		if (k!=m/2) prn;
		pry;
		forn(k,2) {
			for (int i=0; i<m; i+=2) {
				cout<<(i/2)+1<<' '<<(i/2)+1<<' ';
			}
			cout<<'\n';
		}
		return;
	}
	if (n==4) {
		if (k<(m/2) || k>m) prn;
		if (k==m-1) prn;
		pry;
		int y=m-k;
		assert(y!=1);
		if (y) {
			a[1][0]=a[2][0]=1;
			a[1][2*y-1]=a[2][2*y-1]=1;
		}
		int cnt=(y>0)+1;
		for (int i=0; i<2*y; ++i) {
			a[0][i]=a[3][i]=1;
		}
		for (int j=1; j<2*y-1; j+=2) {
			a[1][j]=a[1][j+1]=a[2][j]=a[2][j+1]=cnt++;
		}
		for (int i=2*y; i<m; i+=2) {
			a[0][i]=a[0][i+1]=a[1][i]=a[1][i+1]=cnt++;
			a[2][i]=a[2][i+1]=a[3][i]=a[3][i+1]=cnt++;
		}
		for (auto x:a) {
			for (auto y:x) cout<<y<<' '; 
			cout<<'\n';
		}
		return;
	}

}

int32_t main() {
	ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	int t; cin>>t;
	while (t--) solve();
	return 0;
}

• Subtask 1: 5 / 5
• Subtask 2: 6 / 6
• Subtask 3: 0 / 10
• Subtask 4: 0 / 18
• Subtask 5: 0 / 39
• Subtask 6: 0 / 22