View Code of Problem 125

#include<stdio.h>
int main(){
  int n,i,j,k;
  scanf("%d",&n);
  for(i=0;i<2*n+3;i++){
  	if(i==0||i==n+1||i==2*n+2){
  		for(j=0;j<n+2;j++){
  			if(j==0||j==n+1)printf(" ");
  			else printf("-");
		  }
    }else{
    	for(k=0;k<n+2;k++){
    		if(k==0||k==n+1)printf("|");
    		else printf(" ");
		}
	}
	printf("\n");
  }
}