#include <stdio.h>
#include <math.h>
int main( )
{
    int i, num[3], min=300, max=0, middle, total;
    char word[3];
    scanf ( "%d %d %d", &num[0], &num[1], &num[2]);
    getchar();
    getchar();
    scanf ( "%1c%1c%1c", &word[0], &word[1], &word[2]);
	total = num[0] + num[1] + num[2];
	for ( i= 0; i < 3; i++)
    {
		if ( num[i] > max)
        {
            max = num[i];
        }
    }
    for ( i = 0; i < 3; i++)
    {
        if ( num[i] < min)
        {
            min = num[i];
        }
    }
	middle = total - max - min; 
	for ( i = 0; i < 3; i++)
    { 
		if ( word[i] == 'A')
        {
			printf ( "%d", min);
        }
        if ( word[i] == 'B')
        {
			printf ( "%d", middle);
		}
        if ( word[i] == 'C')
        {
			printf ( "%d", max);
        }
	}
	return 0;
}