Codeforces solution 118A String Task
#include<bits/stdc++.h> using namespace std; int main() { int d; char ch[1000]; cin.getline(ch,1000); d=strlen(ch); for(int i=0;i<d;i++) { if(ch[i]!='a' && ch[i]!='y'&& ch[i]!='e' && ch[i]!='i' &&ch[i]!='o' && ch[i]!='u' &&ch[i]!='A' && ch[i]!='E' && ch[i]!='I' && ch[i]!='Y' &&ch[i]!='O' && ch[i]!='U') { if(ch[i]>='A' && ch[i]<='Z') { ch[i]=ch[i]+32; } cout<<"."<<ch[i]; } } cout<<endl; return 0; }
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