import java.util.Scanner;

public class Main {
    public static void main(String[] args){
        Scanner in = new Scanner(System.in);
        int A, B, T;
        A = in.nextInt(); B = in.nextInt(); T = in.nextInt();

        System.out.println(T / A * B);
    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args){
        Scanner in = new Scanner(System.in);
        int A, B, T;
        A = in.nextInt(); B = in.nextInt(); T = in.nextInt();

        System.out.println(T / A * B);
    }
} Main public static void main(String[] args){
        Scanner in = new Scanner(System.in);
        int A, B, T;
        A = in.nextInt(); B = in.nextInt(); T = in.nextInt();

        System.out.println(T / A * B);
    } main {
        Scanner in = new Scanner(System.in);
        int A, B, T;
        A = in.nextInt(); B = in.nextInt(); T = in.nextInt();

        System.out.println(T / A * B);
    } Scanner in = new Scanner(System.in); in new Scanner(System.in) int A A B B T; T A = in.nextInt() A in.nextInt() in.nextInt in B = in.nextInt() B in.nextInt() in.nextInt in T = in.nextInt() T in.nextInt() in.nextInt in System.out.println(T / A * B) System.out.println System.out System System.out T / A * B T / A T A B String[] args args public class Main {
    public static void main(String[] args){
        Scanner in = new Scanner(System.in);
        int A, B, T;
        A = in.nextInt(); B = in.nextInt(); T = in.nextInt();

        System.out.println(T / A * B);
    }
} public class Main {
    public static void main(String[] args){
        Scanner in = new Scanner(System.in);
        int A, B, T;
        A = in.nextInt(); B = in.nextInt(); T = in.nextInt();

        System.out.println(T / A * B);
    }
} Main
import java.util.Scanner;

public class Main {
    public static void main(String[] args){
        Scanner in = new Scanner(System.in);
        int A, B, T;
        A = in.nextInt(); B = in.nextInt(); T = in.nextInt();

        System.out.println(T / A * B);
    }
}
