# include <iostream>
using namespace std;

int main()
{
    string s;
    cin >> s;
    long long ans = 0;
    for (int i = 0; i < s.size(); i++)
    {
        if (s[i] != ' ' && s[i] != '\n')
            ans++;
    }
    cout << ans << endl;
    return 0;
}

为什么80？