View Code of Problem 53

#include<iostream>
using namespace std;
int main(){
	int n;
	cin>>n;
	for(int i=0;i<n;i++){
		for(int j=1;j<n-i;j++){
			cout<<" ";
		}
		for(int k=1;k<=2*(i+1)-1;k++){
			cout<<"*";
		}
		cout<<endl;
	}
	for(int i=1;i<n;i++){
		for(int j=1;j<=i;j++){
			cout<<" ";
		}
		for(int k=1;k<=2*(n-i)-1;k++){
			cout<<"*";
		}
		cout<<endl;
	}
	
	
	return 0;
}