#include<bits/stdc++.h>
using namespace std;
int main(){
int n,m;
cin>>n>>m;
vector<vector<int> > a(n,vector<int>(m,0));
int r=0,c=0,rr=n-1,cc=m;
int d=1,i=0;
while(d<=n*m){
for( i=c;i<c+cc;i++)a[r][i]=d++;
c=i-1;
cc--;
for(i =r+1;i<r+1+rr;i++)a[i][c]=d++;
r = i-1;
rr--;
for( i = c-1;i>=c-cc;i--)a[r][i]=d++;
c=i+1;
cc--;
for(i=r-1;i>=r-rr;i--)a[i][c]=d++;
r = i+1;
rr--;
c=i+1;
}
for(int i=0;i<n;i++){
for(int j=0;j<m;j++)
cout<<a[i][j]<<" ";
cout<<endl;
}
return 0;
}
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