Submission #147101

#	Time	Username	Problem	Language	Result	Execution time	Memory
147101		Filip	Prosjecni (COCI16_prosjecni)	C++14	36 / 120	3 ms	508 KiB

prosjecni

#include <iostream>
using namespace std;

int M[105][105],Z[105];


void neparna_matrica(int x){
    for(int i = 0;i < x;i++){
        for (int j = 0;j < x;j++){
            M[i][j] = i * x + j + 1;
        }
    }
}

void ispis_matrice(int x){
    for(int i = 0;i < x;i++){
        for (int j = 0;j < x;j++){
            cout << M[i][j] << " ";
        }
        cout << endl;
    }
}

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int n;
    cin >> n;
    if (n == 2) cout << -1;
    else if (n % 2 == 1){
        neparna_matrica(n);
        ispis_matrice(n);
    }
    else{
        neparna_matrica(n -1);
        for (int i = 1;i < n -1;i++){
            for (int j = 0;j < n - 1;j++){
                M[i][j] += i * (n - 1);
            }
        }
        for (int i = 0;i < n -1;i++){
            M[i][n - 1] = M[i][n - 2] + n - 1;
        }
        for (int j = 0; j < n;j++){
            for (int i = 0;i < n - 1;i++){
                Z[j] += M[i][j];
            }
        }
        for (int j = 0;j < n;j++){
            M[n - 1][j] = M[n - 2][j] * n - Z[j];
        }
        ispis_matrice(n);
    }
    return 0;
}

• Subtask 1: 36 / 120