include

include

include

include

int main() { int a, b; scanf("%d\n%d", &a, &b); char* eng_rep[] = {"zero", "one", "two" , "three", "four", "five", "six" , "seven", "eight", "nine"};

for ( int n = a; n <= b; n++){
    if(n>= 1 && n <=9) {
        puts(eng_rep[n]);
    } else if ( n > 9){
        if(n%2 == 0) {
            printf("even \n");
        }else if(n%2 != 0) {
            printf("odd \n");
        }
    }

}
// Complete the code.

return 0;

}