import java.util.Scanner;
import java.util.List;
import java.util.ArrayList;
import java.util.Objects;
import java.lang.StringBuilder;

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 biscuit = T / A * B;

    System.out.println(biscuit);

  }
} import java.util.Scanner; Scanner java.util import java.util.List; List java.util import java.util.ArrayList; ArrayList java.util import java.util.Objects; Objects java.util import java.lang.StringBuilder; StringBuilder java.lang 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 biscuit = T / A * B;

    System.out.println(biscuit);

  }
} 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 biscuit = T / A * B;

    System.out.println(biscuit);

  } main {

    Scanner sc = new Scanner(System.in);

    int A = sc.nextInt();
    int B = sc.nextInt();
    int T = sc.nextInt();

    int biscuit = T / A * B;

    System.out.println(biscuit);

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

    System.out.println(biscuit);

  }
} 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 biscuit = T / A * B;

    System.out.println(biscuit);

  }
} Main
import java.util.Scanner;
import java.util.List;
import java.util.ArrayList;
import java.util.Objects;
import java.lang.StringBuilder;

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 biscuit = T / A * B;

    System.out.println(biscuit);

  }
}
