#include <iostream>
using namespace std;
int main(){
    int n;
    char in[2000] = {0};
    cin >> n;
    cin.get();
    for(int i = 0;i<n;i++){
        cin.getline(in,2000);
        int count = 0;
        char *header = in;
        for (;*header!='\0';header++)
            if(*header>='0' && *header<='9')
                count++;
        cout << count << endl;
    }
    return 0;
}