import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int freqency = sc.nextInt();
        int cookie   = sc.nextInt();
        int time     = sc.nextInt();
        System.out.println((int)(Math.floor((time+0.5)/freqency)*cookie));
    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int freqency = sc.nextInt();
        int cookie   = sc.nextInt();
        int time     = sc.nextInt();
        System.out.println((int)(Math.floor((time+0.5)/freqency)*cookie));
    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int freqency = sc.nextInt();
        int cookie   = sc.nextInt();
        int time     = sc.nextInt();
        System.out.println((int)(Math.floor((time+0.5)/freqency)*cookie));
    } main {
        Scanner sc = new Scanner(System.in);
        int freqency = sc.nextInt();
        int cookie   = sc.nextInt();
        int time     = sc.nextInt();
        System.out.println((int)(Math.floor((time+0.5)/freqency)*cookie));
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int freqency = sc.nextInt(); freqency sc.nextInt() sc.nextInt sc int cookie   = sc.nextInt(); cookie sc.nextInt() sc.nextInt sc int time     = sc.nextInt(); time sc.nextInt() sc.nextInt sc System.out.println((int)(Math.floor((time+0.5)/freqency)*cookie)) System.out.println System.out System System.out (int)(Math.floor((time+0.5)/freqency)*cookie) Math.floor((time+0.5)/freqency) Math.floor Math (time+0.5)/freqency (time+0.5) time 0.5 freqency cookie String[] args args public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int freqency = sc.nextInt();
        int cookie   = sc.nextInt();
        int time     = sc.nextInt();
        System.out.println((int)(Math.floor((time+0.5)/freqency)*cookie));
    }
} public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int freqency = sc.nextInt();
        int cookie   = sc.nextInt();
        int time     = sc.nextInt();
        System.out.println((int)(Math.floor((time+0.5)/freqency)*cookie));
    }
} Main
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int freqency = sc.nextInt();
        int cookie   = sc.nextInt();
        int time     = sc.nextInt();
        System.out.println((int)(Math.floor((time+0.5)/freqency)*cookie));
    }
}
