快速切题 cf118A

这教导人们一定要看题，要看题，元音包含了‘y’，完毕，要看题啊

#include <cstring>

#include <cstdio>

#include <cctype>

using namespace std;

char buff[1001];

int main(){

    scanf("%s",buff);

    for(int i=0;buff[i];i++){

        buff[i]=tolower(buff[i]);

        if(buff[i]=='a'||buff[i]=='o'||buff[i]=='i'||buff[i]=='e'||buff[i]=='u'||buff[i]=='y'){continue;}

        else {

            printf(".%c",buff[i]);

        }

    }



    printf("\n");

    return 0;

}