import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();
        int cnt = 0;
        int now = A;

        while (now <= T) {
            now += A;
            cnt += B;
        }

        System.out.println(cnt);

    }
} import java.util.Scanner; Scanner java.util public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();
        int cnt = 0;
        int now = A;

        while (now <= T) {
            now += A;
            cnt += B;
        }

        System.out.println(cnt);

    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();
        int cnt = 0;
        int now = A;

        while (now <= T) {
            now += A;
            cnt += B;
        }

        System.out.println(cnt);

    } main {
        Scanner sc = new Scanner(System.in);

        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();
        int cnt = 0;
        int now = A;

        while (now <= T) {
            now += A;
            cnt += B;
        }

        System.out.println(cnt);

    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int A = sc.nextInt(); A sc.nextInt() sc.nextInt sc int B = sc.nextInt(); B sc.nextInt() sc.nextInt sc int T = sc.nextInt(); T sc.nextInt() sc.nextInt sc int cnt = 0; cnt 0 int now = A; now A while (now <= T) {
            now += A;
            cnt += B;
        } now <= T now T {
            now += A;
            cnt += B;
        } now += A now A cnt += B cnt B System.out.println(cnt) System.out.println System.out System System.out cnt String[] args args public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();
        int cnt = 0;
        int now = A;

        while (now <= T) {
            now += A;
            cnt += B;
        }

        System.out.println(cnt);

    }
} public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();
        int cnt = 0;
        int now = A;

        while (now <= T) {
            now += A;
            cnt += B;
        }

        System.out.println(cnt);

    }
} Main
import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();
        int cnt = 0;
        int now = A;

        while (now <= T) {
            now += A;
            cnt += B;
        }

        System.out.println(cnt);

    }
}
