#include<bits/stdc++.h> using namespace std; int h,m; int main( ){ string s[30] = {"zero","one","two","three","four","five","six","seven","eight","nine","ten","eleven","twelve","thirteen","fourteen","fifteen","sixteen","seventeen","eighteen","nineteen","twenty","thirty","forty","fifty"}; cin>>h>>m; if(m == 0){ if(h <= 20){ cout<<s[h]<<" "<<"o'clock"; }else{ cout<<s[20]<<" "<<s[h % 10]<<" "<<"o'clock"; } }else{ if(h <= 20){ cout<<s[h]<<" "; }else{ cout<<s[20]<<" "<<s[h % 10]<<" "; } if(m <= 20){ cout<<s[m]; }else{ if(m > 20&&m < 30){ cout<<s[20]<<" "<<s[m % 10]; }else if(m >= 30&&m < 40){ cout<<s[21]<<" "<<s[m % 10]; }else if(m >= 40&&m < 50){ cout<<s[22]<<" "<<s[m % 10]; }else{ cout<<s[23]<<" "<<s[m % 10]; } } } return 0; }