/******************************************************************************
Welcome to GDB Online.
GDB online is an online compiler and debugger tool for C, C++, Python, PHP, Ruby,
C#, VB, Perl, Swift, Prolog, Javascript, Pascal, HTML, CSS, JS
Code, Compile, Run and Debug online from anywhere in world.
*******************************************************************************/
#include <iostream>
#include <numeric>
int main()
{
char cn[100]; // country name
std::cin.getline(cn, 100);
std::cout << std::accumulate(cn,cn+100,0,[](int count, char ch){
ch = std::tolower(ch);
return count + (ch=='a' || ch=='e' || ch=='i' || ch=='o' || ch=='u');
}) << "\n";
return 0;
}
