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- #include<stdio.h>
- int main()
- {
- int i,j,n,arr[70][70],k;
- while(scanf("%d",&n)!=EOF)
- {
- k=n-1;
- for(i=0; i<n; i++)
- {
- for(j=0; j<n; j++)
- {
- if(i==j)
- arr[i][j]=1;
- else
- arr[i][j]=3;
- if(j==k)
- arr[i][j]=2;
- }
- k--;
- }
- for(i=0; i<n; i++)
- {
- for(j=0; j<n; j++)
- {
- printf("%d",arr[i][j]);
- }
- printf("\n");
- }
- }
- return 0;
- }
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