for_loop

#include <iostream>
#include <cstdio>
using namespace std;


int main() {
    int a,b;
    cin>>a;
    cin>>b;
    
    if(a<=9)
    {
        for(int i=a;i<=b;i++)
        {
            if(i==1)
            cout<<"one \n";
            else if(i==2)
            cout<<"two \n";
             else if(i==3)
            cout<<"three \n";
             else if(i==4)
            cout<<"four \n";
             else if(i==5)
            cout<<"five \n";
             else if(i==6)
            cout<<"six \n";
             else if(i==7)
            cout<<"seven \n";
             else if(i==8)
            cout<<"eight \n";
             else if(i==9)
            cout<<"nine \n";
            
            
        }
        
        
    }

    int k=10;
    while(k<=b)
    {
        if(k%2==0)
        cout<<"even \n";
        else 
        cout<<"odd \n";
        k++;
    }
    
    return 0;
}