uri- 1534 - Array 123

#include<stdio.h>

int main()
{
    int n,i,j;

    while(scanf("%d",&n)==1){
        for(i=0;i<n;i++){
            for(j=0;j<n;j++){
                if((i==j && i+j==n-1 ) || i+j==n-1)
                    printf("2");
                else if(i==j)
                    printf("1");
                else
                    printf("3");
            }
            printf("\n");
        }
    }
    return 0;
}