| 6 | #define mod 1000000007 |
| 7 | #define endl '\n' |
| 8 | string vowel(string s){ |
| 9 | int n; |
| 10 | n=s.size(); |
| 11 | string str; |
| 12 | |
| 13 | for (int i = 0; i < n; i++) { |
| 14 | if(s[i]=='a' || s[i]=='e' || s[i]=='i' || s[i]=='o' ||s[i]=='u') |
| 15 | str.push_back(s[i]); |
| 16 | } |
| 17 | return str; |
| 18 | } |
| 19 | int main(){ |
| 20 | cin.tie(0)->sync_with_stdio(0); |
| 21 | string s; |