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#include <iostream>
#include <string>
#include <algorithm>
#include <cmath>

using namespace std;
int main() {
    int n;
    int m;
    cin>>n>>m;
    int matrica[100][100];
    for (int i=0;i<n;i++) {
        for (int j=0;j<m;j++) {
            cin>>matrica[i][j];
        }
    }
    int mid=m/2;

    int suma1,suma2;
    suma1=suma2=0;
    for (int i=0;i<n;i++) {
        suma1=0;
        suma2=0;
        if(m%2==0){
            for(int j=0;j<m;j++)
            {
                if(j<=mid && j<=mid-1 )suma1+=matrica[i][j];
                else if (j>=mid && j>=mid-1)suma2+=matrica[i][j];
            }
        }
        if(m%2!=0)
        {
            for(int j=0;j<m;j++)
            {
                if(j<mid )suma1+=matrica[i][j];
                else if (j>mid)suma2+=matrica[i][j];
            }
        }
        int razlika = abs(suma1-suma2);
        if(m%2==0)
        {
            matrica[i][mid] = razlika;
            matrica[i][mid-1] = razlika;
        }
        else
            matrica[i][mid] = razlika;
    }
    for (int i=0;i<n;i++) {
        for (int j=0;j<m;j++) {
            cout<< matrica[i][j]<<" ";

        }
        cout<<endl;
    }
    return 0;
}