Submission #631565

#	Time	Username	Problem	Language	Result	Execution time	Memory
631565		berr	Prosjecni (COCI16_prosjecni)	C++17	36 / 120	1 ms	340 KiB

prosjecni

#include <bits/stdc++.h>
using namespace std;
#define int long long

int32_t main()
{
    ios_base::sync_with_stdio(false); cin.tie(0);

    int n; cin>>n;
    if(n==2) cout<<-1<<endl;
    else if(n%2==1)
    {
        for(int i=0; i<n; i++)
        {
            for(int l=1; l<=n; l++)
            {
                cout<<i*n+l<<" ";
            }
            cout<<"\n";
        }
    }
    else
    {
        vector<int> a(n);
        a[0]=n;
        a[1]=n-3;
        a[2]=n+1;
        a[3]=n+2;
        int p=3;
        for(int i=4; i<n; i++)
        {
            a[i]=n+p;
            a[i+1]=n-p;
            p++;
            i++;
        }

        for(int i=0; i<n-1; i++)
        {
            for(auto l: a)
            {
                cout<<i*2*n+l<<" ";
            }
            cout<<"\n";
        }
        int add=n*2*(((n-2)*(n-1))/2);

        for(auto l: a)
        {
            cout<<l+add+(n-2)*n*2<<" ";
        }
    }

}
    

• Subtask 1: 36 / 120