# include <stdio.h>
int main()
{
    int m,n;
    if(scanf("%d %d",&m,&n)!=2)
    {
        printf("Invalid input");
        return 0;
    }
    int matrix[m][n];
    for(int i=0;i<m;++i)
    {
        for (int j=0;j<n;++j)
        {
            if(scanf("%d",&matrix[i][j])!=1)
            {
                printf("Invalid input");
                return 0;
            }
        }
    }
    for (int i=0;i<m;++i)
    {
        for(int j=0;j<n;++j)
        {
            if(matrix[i][j]%2==0)
            {
                printf("0 ");
            }
            else{
                printf("%d",matrix[i][j]);
            }
        print("\n");
        }
        printf(" ");
    }
        return 0;
}