#include <iostream>

using namespace std;

int CountStr(string s) {
    int count = 0;
    for (int i = s.size() - 1; i > 0; i--)
    {
        if (s[i] == ' ')
            break;
        count++;
    }
    return count;
}
int main() {
    setlocale(LC_CTYPE, "");
    string str = "qwerty+2345+g kj ; lrdf";
    cout << CountStr(str);

    return 0;
}