zad18

#include <iostream>
#include <cctype>
#include <cstring>
#include <iomanip>
using namespace std;


int main() {
    int n;
    cin>>n;
    float arr[n][n];
    float transformed[n][n];
    for(int i=0;i<n;i++) {
        for(int j=0;j<n;j++) {
            cin>>arr[i][j];
            transformed[i][j]=0;
        }
    }
    //baranje vrednost na x
    float x = 0;
    //cout<<"POD GLAVNA:"<<endl;
    for(int i=0;i<n;i++) {
        for(int j=0;j<n;j++) {
            if (i>j) {
                //cout<<arr[i][j]<<" ";
                x+=arr[i][j];
            }
        }
    }
    float y = 0;
    //cout<<"POD SPOREDNA:"<<endl;
    //suma podSPOREDNA
    for(int i=0;i<n;i++) {
        for(int j=0;j<n;j++) {
            if (j >= n-i) {
                //cout<<arr[i][j]<<" ";
                y+=arr[i][j];
            }
        }
    }
    //cout<<x<<" "<<y<<endl;

    for (int i=0;i<n;i++) {
        for (int j=0;j<n;j++) {
            if (i==j) {
                transformed[i][j]+=x;
            }
            if (i+j == n-1) {
                transformed[i][j]+=y;
            }
        }
    }
    for (int i=0;i<n;i++) {
        for (int j=0;j<n;j++) {
            cout<<transformed[i][j]<<" ";
        }
        cout<<endl;
    }
}