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#include<stdio.h>
int main()
{
int n,m,i,j,s,a[16][16];
freopen("flip.in","r",stdin);
freopen("flip.out","w",stdout);
scanf("%d%d", &n, &m);
for (i=0;i<n;i++)
for(j=0;j<m;j++)
scanf("%d", &a[i][j]);
for (i=0;i<n;i++)
{
s=0;
for (j=0;j<m;j++)
s+=a[i][j];
if(s<0)
for (j=0;j<m;j++)
a[i][j]*=(-1);
}
for (i=0;i<m;i++)
{
s=0;
for (j=0;j<n;j++)
s+=a[j][i];
if(s<0)
for (j=0;j<n;j++)
a[j][i]*=(-1);
}
s=0;
for (i=0;i<n;i++)
for(j=0;j<m;j++)
s+=a[i][j];
printf("%d\n", s);
for (i=0;i<n;i++){
for(j=0;j<m;j++)
printf("%d ", a[i][j]);
printf("\n");
}
fclose(stdin);
fclose(stdout);
return 0;
}