Question

Write a program that asks the user to enter an odd number and prints out a triangle pattern. For example, if the user enters 5, the output is

note: There is one space between the numbers in each line

1 3 5

1 3

1

If the user enters 9 the output is:

1 3 5 7 9

1 3 5 7

1 3 5

1 3

1

program language: C++

Answer 1

#include <iostream>

using namespace std;

int main()
{
    int n;
    
    cout<<"Enter a odd number: ";
    cin>>n;
    
    for(int j = n;j>=1;j-=2){
        for(int i = 1;i<=j;i+=2){
            cout<<i<<" ";
        }
        cout<<endl;
    }

    return 0;
}