Submission #644385

#	Time	Username	Problem	Language	Result	Execution time	Memory
644385		Karabasan	Gardening (RMI21_gardening)	C++17	11 / 100	17 ms	896 KiB

Main

#include <bits/stdc++.h>
#define ll long long
#define fast1 ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define endl "\n"
#define int long long
#define mod 1000000007
#define pii pair<int,int>
using namespace std;
#pragma GCC optimize("Ofast")
#pragma GCC target("fma,sse,sse2,sse3,avx")
#pragma GCC optimize("unroll-loops")

int n,m,k;
int dizi[5][50005];
void solve()
{
    cin>>n>>m>>k;
    for(int i=0;i<n;i++)
        for(int j=0;j<m;j++)
           dizi[i][j]=0;
    if(n%2!=0||m%2==1)
    {
        cout<<"NO"<<endl;
        return;
    }
    if(k>n*m/4)
    {
        cout<<"NO"<<endl;
        return;
    }
    if(k==(n*m)/4)
    {
        int cnt=1;
        for(int i=0;i<n;i+=2)
        {
            for(int j=0;j<m;j+=2)
            {
                dizi[i][j]=cnt;
                dizi[i+1][j]=cnt;
                dizi[i+1][j+1]=cnt;
                dizi[i][j+1]=cnt;
                cnt++;
            }
        }
    }
    else if(n==2||m==2)
    {
        cout<<"NO"<<endl;
        return;
    }
    else if(k==(n*m)/4-1||k<m/2)
    {
        cout<<"NO"<<endl;
        return;
    }
    else
    {
        int cnt=1;
        int bak=0;
        for(int i=0;i<n;i+=2)
            for(int j=0;j<k-(m/2);j++)
            {
                bak=j*2;
                dizi[i][bak]=cnt;
                dizi[i+1][bak]=cnt;
                dizi[i+1][bak+1]=cnt;
                dizi[i][bak+1]=cnt;
                cnt++;
            }
        for(int j=(k-(m/2))*2+1;j<m-1;j+=2)
            for(int i=1;i<n-1;i+=2)
            {
                dizi[i][j]=cnt;
                dizi[i+1][j]=cnt;
                dizi[i+1][j+1]=cnt;
                dizi[i][j+1]=cnt;
                cnt++;
            }
        for(int i=0;i<n;i++)
            for(int j=0;j<m;j++)
                if(dizi[i][j]==0)
                    dizi[i][j]=cnt;
    }
    cout<<"YES"<<endl;
    for(int i=0;i<n;i++)
    {
        for(int j=0;j<m;j++)
            cout<<dizi[i][j]<<" ";
        cout<<endl;
    }
}
signed main()
{
    fast1
    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