#include <bits/stdc++.h>
using namespace std;
using ll = long long;
int main() {
    string S;
    cin >> S;
    if ((ll)S.size() > 32) {
        cout << "400" << endl;
        return 0;
    }
    for (ll i = 0; i < (ll)S.size(); i++) { bool ok = 0;
        if ('a' <= S[i] && S[i] <= 'z') ok = 1;
        if ('A' <= S[i] && S[i] <= 'Z') ok = 1;
        if ('0' <= S[i] && S[i] <= '9') ok = 1;
        if (S[i] == '-') ok = 1;
        if (S[i] == '_') ok = 1;
        if(!ok){
            cout << "400" << endl;
            return 0;
        }
    }
    if(S[0] == '-' || S[0] == '_' || S.back() == '-' || S.back() == '_'){
        cout << "400" << endl;
        return 0;
    }
    cout << "200" << endl;
}