#include <iostream>
using namespace std;
int main()
{
	int i,j=0,d=0;
	char a[50],b[50];
	cout<<"Enter the input"<<endl;
	cin>>a;
	for(i=0;a[i]!='\0';i++)

		{
				if((a[i]>=0&&a[i]<=64)||(a[i]>=91&&a[i]<=96)||(a[i]>=123&&a[i]<=255))
			{
				b[d]=a[i];
				d++;
			}

			else if(a[i]!='a'&&a[i]!='U'&&a[i]!='O'&&a[i]!='I'&&a[i]!='E'&&a[i]!='A'&&a[i]!='u'&&a[i]!='o'&&a[i]!='i'&&a[i]!='e')
			{
				b[d]='#';
				d++;
				b[d]=a[i];
				d++;
			}

		}

	for(i=0;i<d;i++)

		{
			if (b[i]>='a'&&b[i]<='z')
			b[i]=b[i]-32;
			else if (b[i]>='A'&&b[i]<='Z')
			b[i]=b[i]+32;
			else b[i]=b[i];
		}

	for(i=0;i<d;i++)
	cout<<b[i];
	cout<<endl;
	return 0;
}