Submission #799258

#	Time	Username	Problem	Language	Result	Execution time	Memory
799258		elotelo966	Zemljište (COCI22_zemljiste)	C++17	30 / 70	2049 ms	6564 KiB

Main

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define OYY 1000000005
#define faster ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define mid (start+end)/2
#define mod 1000000007
int pre[505][505],dizi[505][505];

int32_t main(){
    faster
    int n,m,a,b;
    cin>>n>>m>>a>>b;
    for(int i=1;i<=n;i++){
        for(int j=1;j<=m;j++){
            cin>>dizi[i][j];
            pre[i][j]=pre[i-1][j]+pre[i][j-1]-pre[i-1][j-1]+dizi[i][j];
        }
    }
    //////////////DEBUG
    /*for(int i=1;i<=n;i++){
        for(int j=1;j<=m;j++){
            cout<<pre[i][j]<<" ";
        }
        cout<<endl;
    }*/
    int mini=OYY;
    for(int i=1;i<=n;i++){
        for(int j=i;j<=n;j++){
            for(int o=1;o<=m;o++){
                for(int p=o;p<=m;p++){
                    int deg=pre[j][p]-pre[i-1][p]-pre[j][o-1]+pre[i-1][o-1];
                    //cout<<pre[j][p]<<" "<<pre[i-1][p]<<" "<<pre[j][o-1]<<" "<<pre[i-1][o-1]<<endl;
                    deg=abs(deg-a)+abs(deg-b);
                    mini=min(mini,deg);

                }
            }
        }
    }
    cout<<mini<<'\n';
    return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 0 / 40