/*
TASK: minjumps
LANG: C++
*/
#include <iostream>

using namespace std;

int main() {
    int a, b, n, temp, osta, ostb;
    cin >> a >> b >> n;
    if(a > b){
         temp = a;
         a = b;
         b = temp;
    }
    osta = n % a;
    ostb = n % b;
    if(ostb = 0)
            cout << n / b;
    else
            if(ostb == 0)
                    cout << n / b;
    cout << endl;
    system("pause");
    return 0;
}
