#include<stdio.h>
int a[10][10],n,m;
void dfs(int i,int j,int k){
if(i<1||i>n||j<1||j>m||a[i][j]!=0) return;
a[i][j] = k;
//四方向
dfs(i,j+1,k+1);
dfs(i+1,j,k+1);
dfs(i,j-1,k+1);
dfs(i-1,j,k+1);
}
int main(){
scanf("%d%d",&n,&m);
int i,j;
dfs(1,1,1);
for(i=1;i<=n;i++){
for(j=1;j<=m;j++){
printf("%3d",a[i][j]);
}
printf("\n");
}
return 0;
}
/**************************************************************
Problem: 1586
User: admin
Language: C
Result: Accepted
Time:53 ms
Memory:1144 kb
****************************************************************/