#include <iostream>
using namespace std;

int main() {
    int n1, n2; // bidejki ima dve matrici, n1 ke bide za prvata matrica, a n2 za vtorata
    cin >> n1 >> n2;

    int mat1[n1][n1];
    int mat2[n2][n2];

    int zbir1 = 0;
    for(int i = 0; i < n1; i++) {
        for(int j = 0; j < n1; j++) {
            cin >> mat1[i][j];
            zbir1 += mat1[i][j];
        }
    }
    int zbir2 = 0;
    for(int i = 0; i < n2; i++) {
        for(int j = 0; j < n2; j++) {
            cin >> mat2[i][j];
            zbir2 += mat2[i][j];
        }
    }

    if(zbir1 > zbir2) {
        cout << zbir1 << endl;
        for(int i = 0; i < n1; i++) {
            for(int j = 0; j < n1; j++) {
                cout << mat1[i][j] << " ";
            }
            cout << endl;
        }
    }
    else {
        cout << zbir2 << endl;
        for(int i = 0; i < n2; i++) {
            for(int j = 0; j < n2; j++) {
                cout << mat2[i][j] << " ";
            }
            cout << endl;
        }
    }
    return 0;
}