# include<stdio.h> int main(){ int n,i,j,k,x; scanf("%d",&n); int m=2*n-1; for(i=1;i<=m;i++){ k=i; if(i>n){ k=2*n-i; } x=0; for(j=1;j<=m;j++){ if(j<=n-k){ printf(" "); } else if(j>m-n+k){ printf(" "); } else{ if(j>n){ printf("%d",--x); } else{ printf("%d",++x); } } } printf("\n"); } return 0; } |
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