Q20_print_diamond_pattern.cpp

//Program for printing diamond pattern 

#include<iostream>
using namespace std;
int main(){
    int n;
    cout<<"enter number of rows: ";
    cin>>n;
    // Loops for printing upper half of diamond
    
    for(int i=1;i<=n;i++){
        for(int j=1;j<=n-i;j++){
            cout<<" ";
        }
        for(int k=1;k<=(2*i-1);k++){
            if(k%2!=0)
                cout<<"*";
            else 
                cout<<" ";
        }
        cout<<endl;
    }
    // Lops for printing lower half of diamond
    
    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++){
            if(k%2!=0)
                cout<<"*";
            else 
                cout<<" ";
        }
        cout<<endl;
    }
    return 0;
}