#include <iostream>
using namespace std;
int main() {
long a,b,c,x,y,d=0;
cin>>a>>b>>c;
for (x=1;x<=c;++x) {
for (y=1;y<=c;++y) {
if (a*x+b*y==c) {
++d;
}
}
}
cout<<d<<endl;
return 0;
}

#include <bits/stdc++.h>
using namespace std;

long long gcd(long long a, long long b) {
    if (b == 0) return a;
    else return gcd(b , a % b);
}

main() {

    long long a, b, c;
    cin >> a >> b >> c;

    long long d = gcd(a, gcd(b, c));
    a /= d;
    b /= d;
    c /= d;

    for (long long x = 1; x <= c / a; ++x) {
        if ((c - a * x) % b == 0) {
            long long l = -(x / b);
            if (x % b != 0) {
                l -= 1;
            }
            long long r = (c - a * x) / b;
            if (r % a == 0) {
                r /= a;
            } else {
                r = r / a + 1;
            }
            cout << r - l - 1 << "\n";
            return 0;
        }
    }

    cout << "0\n";

    return 0;
}