#include <stdio.h>
#include <stdlib.h>
#include<string.h>

int main(int argc, char **argv) {
    char input[20];
    int count=0;
    while(scanf("%s",input)!=EOF)
    {
        if(strcmp(input,"END")==0)
        {
            printf("%d\n",count);
            count=0;
        }

        else if((input[0]>='A')&&(input[0]<='Z'))
        {
            switch(input[0])
            {
            case 'A': break;
            case 'E': break;
            case 'I': break;
            case 'O': break;
            case 'U': break;
            default: count++;  break;
            }
        }
        else if(atoi(input)%2==0)
        {
            count++;
        }
    }

	return 0;
}