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

int main() {
    int n, i, len, count;
    char a[1000];
    scanf("%d%*c", &n);
    while ( n-- ) {
        fgets(a,1000, stdin);
        len = strlen(a) - 1;
        count = 0;
        for ( i = 0; i < len; i++ ) {
            if( isdigit( a[i] ) ){
                count++;
            }
        }
        printf("%d\n", count);
    }
	return 0;
}