#include <stdio.h>
void input(char [][10], int, int);
void count(char [][10], char [][10], int , int);
void output(char [][10], int, int);
int main(){
int h, w;
char a[10][10];
char b[10][10];
scanf("%d %d", &h, &w);
input(a,h,w);
count(a,b,h,w);
output(b,h,w);
return 0;
}
void input(char a[][10], int h, int w) {
int i, j;
char temp;
//printf( "Enter the minefield:\n");
for (i=0; i<h; i++){
scanf("\n");
for (j=0; j<w; j++){
//scanf("%c", &a[i][j]);
scanf("%c", &temp);
if('1' == temp){
a[i][j] = (char)1;
}
if('0'== temp){
a[i][j] = (char)0;
}
}
}
}