import java.util.*;

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

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