int a, b, n;
    char str[10][20] = {"zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine"};
    cin >> a >> b;
    
    for (int n = a; n <= b; n++)
    {
        if (n >=1 & n <=9)
        {
            cout << str[n]<< endl;
        }
        else if ( n > 9)
        {    
            if( n%2==0)
            {
                cout << "even" << endl;
            }
            else
            {
                cout << "odd" << endl;
            }
        }
    }

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

int main() {
    int a, b;
    cin >> a >> b;
    string num_word[11] = {"even","odd","one","two","three","four","five","six","seven","eight","nine"};
    for(int i = a; i <= b; i++ ){
        if(i >= 1 && i <= 9){
            cout << num_word[i+1] << endl;
        }else{
            
            cout << num_word[i%2] << endl; 
        }
    }
    return 0;
}

int main() {
    int a,b;
    string numbers[9] = {"one", "two", "three", "four", "five", "six", "seven", "eight", "nine"};
    cin >> a;
    cin >> b;
    
    for(int i = a; i<=b; i++){
        if(i<=9){
            printf("%s\n",numbers[i-1].c_str());
        }else{
            (i%2 == 0)? cout << "even\n" : cout << "odd\n";
        }
        
    }
    
    return 0;
}

using namespace std;
int main() {
      int n1 , n2 ;
    cin>>n1 ;
    cin >> n2 ;
    for (int n = n1 ; n<=n2; n++) {
    if(n==1){cout<<"one"<<endl;}
    else if(n==2){cout<<"two"<<endl;}
    else if(n==3){cout<<"three"<<endl;}
    else if(n==4){cout<<"four"<<endl;}
    else if(n==5){cout<<"five"<<endl;}
    else if(n==6){cout<<"six"<<endl;}
    else if(n==7){cout<<"seven"<<endl;}
    else if(n==8){cout<<"eight"<<endl;}
    else if(n==9){cout<<"nine"<<endl;}
    else if (n%2==0){
    cout<<"even"<<endl;
    }
    else{
        cout<<"odd"<<endl;
    }
    
}
return 0;
}

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

void out(int n) {
    
    string num[9] = {"one", "two", "three", "four", "five", 
    "six", "seven", "eight", "nine"};
    
    if (n <= 9){
        cout << num[n-1] << endl;
    } else if (n%2 == 0) {
        cout << "even" << endl;
    } else {
        cout << "odd" << endl;
    }
}

int main() {
    int a, b;
    cin >> a >> b;
    
    for (size_t i = a; i <= b; ++i) {
        out(i);
    }
    
    return 0;
}