Submission #703499

#	Time	Username	Problem	Language	Result	Execution time	Memory
703499		delrey	Prosjecni (COCI16_prosjecni)	C++14	120 / 120	1 ms	340 KiB

prosjecni

#include <iostream>

using namespace std;

int n, a[100][100];

int main()
{
    cin>>n;
    if(n == 1)
    {
        cout<<1<<endl;
        return 0;
    }
    if(n == 2)
    {
        cout<<-1<<endl;
        return 0;
    }
    for(int j = 0; j < n - 1; j++)
        a[0][j] = j + 1;
    a[0][n - 1] = n * (n - 1) / 2;
    for(int i = 1; i < n - 1; i++)
        for(int j = 0; j < n; j++)
            a[i][j] = a[i - 1][j] + n * (n - 1) / 2;
    for(int j = 0; j < n; j++)
    {
        a[n - 1][j] = (n - 1) * a[n - 2][j];
        for(int i = 0; i < n - 2; i++)
            a[n - 1][j] -= a[i][j];
    }
    for(int i = 0; i < n; i++)
    {
        for(int j = 0; j < n; j++)
            cout<<a[i][j]<<" ";
        cout<<endl;
    }
    return 0;
}

• Subtask 1: 120 / 120