lifez

x = gets.split("")
x.downcase()
ans=""
for i in x
	if i=="a" or i=="e" or i=="i" or i=="o" or i=="u" or i=="y"
		ans+=""
	else
		ans+="."+i
	end
end

lifez

ans = ""
x = raw_input()
x = x.lower()
for i in x:
	if i == "a" or i== "e" or i== "i" or i== "u" or i=="o" or i=="y":
		ans+=""
	else:
		ans+= "."+i
print ans

lifez

#include <stdio.h>
#include <string.h>
#include <ctype.h>
int main(){
	char x[100];
	int i;
	scanf("%s",&x);
	for (i=0;i<strlen(x);i++){
		if (tolower(x[i])== 'a' || tolower(x[i])== 'e'||tolower(x[i])== 'i'||tolower(x[i])== 'o'||tolower(x[i])== 'u'||tolower(x[i])== 'y'){
			printf("");

lifez

#include <stdio.h>
int main(){
	int x,y=5;
	char Name[5][20]={
		"Sheldon",
		"Leonard",
		"Penny",
		"Rajesh",
		"Howard"
	};

lifez

#include <stdio.h>
int main(){
	int x,cap=0,maxcap=0,passen[2];
	scanf("%d",&x);
	while (x>0){
		scanf("%d%d",&passen[0],&passen[1]);
		cap-=passen[0];
		cap+=passen[1];
		if (cap>maxcap){
			maxcap=cap;

lifez

#include <stdio.h>
int gcd(int a,int b){
	int c;
	while(a!=0){
		c=a;
		a=b%a;
		b=c;
	}
	return b;
}

lifez

#include <stdio.h>
#include <string.h>
#include <ctype.h>
int chk(char word[]){
	
	int i,n=0;
		for (i=0;i<strlen(word);i++){
		if(islower(word[i])){
			n++;
		}

lifez

#include <stdio.h>
int chk(int ans[100],int k){
    int i,n=0;
	for(i=0;i<3;i++){
		if (ans[i]==1)
			n++;
		}
		return n;
	}
int main(){

lifez

def chk_hit(do,d):
    i=0
	hit=0
	while d!=0:
		if d%do ==0 and dragon[d-1]==1 :
			hit+=1
			dragon[d-1]=0
		d-=1
	return hit

lifez

#include <stdio.h>
int chk_hit(int dod, int d, int dragon[]){
    int hit=0;
	while (d!=0){
		if (d%dod==0 && dragon[d-1]==1){
			hit++;
			dragon[d-1]=0;
		}
		d--;
	}