#include<cstdio>
#include<cstring>
#include <stdio.h>
#include <string.h>
char num[10][10]={"zero","two","three","four","five","six","seven","eight","nine"};
char s[111];
int digit[10];
int main(){
gets_s(s);
int len=strlen(s)l;
int sum=0,numlen=0;
for(int i=0;i<len;i++){
sum +=(s[i]-'0');
}
if(sum==0){
printf("%s",num[0]);
}else{
while(sum!=0){
digit[numlen++]=sum%10;
sum/=10;
}
for(int i=numlen-1;i>=0;i--){
printf("%s",num[digit[i]]);
if(i!=0)printf(" ");
}
}
return 0;
}