1 #include<iostream>
 2 #include<vector>
 3 #include<stack>
 4 using namespace std;
 5 int main(){
 6     int i,sum=0,flag=0; char ch;
 7     string map[10]={"ling","yi","er","san","si","wu","liu","qi","ba","jiu"};
 8     vector<int> vi;
 9     stack<int> s;
10     while((ch=getchar())!='\n'){
11         i=ch-'0';
12         vi.push_back(i);
13     }
14     for(auto o:vi)
15     sum+=o;
16     while(1){
17         i=sum%10;
18         sum/=10;
19         s.push(i);
20         if(sum==0)
21         break;
22     }
23     while(!s.empty()){
24         i=s.top();
25         s.pop();
26         if(flag++==0)
27         cout<<map[i];
28         else
29         cout<<" "<<map[i];
30     }
31     return 0;
32 }