Submission #570698

#	Time	Username	Problem	Language	Result	Execution time	Memory
570698		Theo830	Gardening (RMI21_gardening)	C++17	0 / 100	24 ms	724 KiB

Main

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll INF = 1e9+7;
const ll MOD = 998244353;
typedef pair<ll,ll> ii;
#define iii pair<ii,ll>
#define ull unsigned ll
#define f(i,a,b) for(ll i = a;i < b;i++)
#define pb push_back
#define vll vector<ll>
#define F first
#define S second
#define all(x) (x).begin(), (x).end()
///I hope I will get uprating and don't make mistakes
///I will never stop programming
///sqrt(-1) Love C++
///Please don't hack me
///@TheofanisOrfanou Theo830
///Think different approaches (bs,dp,greedy,graphs,shortest paths,mst)
///Stay Calm
///Look for special cases
///Beware of overflow and array bounds
///Think the problem backwards
///Training
int main(void){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    ll t;
    cin>>t;
    while(t--){
        ll n,m,k;
        cin>>n>>m>>k;
        bool ok = 1;
        if(n % 2 == 1 && m % 2 == 1){
            ok = 0;
        }
        else if(k > (n / 2) * (m / 2)){
            ok = 0;
        }
        else if(k < max(n / 2,m / 2)){
            ok = 0;
        }
        if(!ok){
            cout<<"NO\n";
        }
        else{
            ll ans[n][m];
            ll cur = 1;
            f(i,0,n){
                f(j,0,m){
                    if(cur <= k){
                        ans[i][j] = ans[i][j+1] = ans[i+1][j] = ans[i+1][j+1] = cur;
                    }
                    else{
                        if(n <= m){
                            ans[i][j] = ans[i][j+1] = ans[i+1][j] = ans[i+1][j+1] = ans[i-1][j];
                        }
                        else{
                            ans[i][j] = ans[i][j+1] = ans[i+1][j] = ans[i+1][j+1] = ans[i][j-1];
                        }
                    }
                    cur++;
                    j++;
                }
                if(m % 2 == 1){
                    ans[i][m - 1] = ans[i][m - 2];
                }
                i++;
            }
            if(n % 2 == 1){
                f(j,0,m){
                    ans[n-1][j] = ans[n-2][j];
                }
            }
            cout<<"YES\n";
            f(i,0,n){
                f(j,0,m){
                    cout<<ans[i][j]<<" ";
                }
                cout<<"\n";
            }
        }
    }
}

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