import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		@SuppressWarnings("resource")
		Scanner scanner = new Scanner(System.in);

		int A = scanner.nextInt();

		int B = scanner.nextInt();

		int T = scanner.nextInt();

		log((T / A) * B);

	}

	private static void log(String str) {
		System.out.println(str);
	}

	private static void log(int str) {
		System.out.println(str);
	}

} import java.util.Scanner; Scanner java.util public class Main {
	public static void main(String[] args) {
		@SuppressWarnings("resource")
		Scanner scanner = new Scanner(System.in);

		int A = scanner.nextInt();

		int B = scanner.nextInt();

		int T = scanner.nextInt();

		log((T / A) * B);

	}

	private static void log(String str) {
		System.out.println(str);
	}

	private static void log(int str) {
		System.out.println(str);
	}

} Main public static void main(String[] args) {
		@SuppressWarnings("resource")
		Scanner scanner = new Scanner(System.in);

		int A = scanner.nextInt();

		int B = scanner.nextInt();

		int T = scanner.nextInt();

		log((T / A) * B);

	} main {
		@SuppressWarnings("resource")
		Scanner scanner = new Scanner(System.in);

		int A = scanner.nextInt();

		int B = scanner.nextInt();

		int T = scanner.nextInt();

		log((T / A) * B);

	} @SuppressWarnings("resource")
		Scanner scanner = new Scanner(System.in); scanner new Scanner(System.in) int A = scanner.nextInt(); A scanner.nextInt() scanner.nextInt scanner int B = scanner.nextInt(); B scanner.nextInt() scanner.nextInt scanner int T = scanner.nextInt(); T scanner.nextInt() scanner.nextInt scanner log((T / A) * B) log (T / A) * B (T / A) T A B String[] args args private static void log(String str) {
		System.out.println(str);
	} log {
		System.out.println(str);
	} System.out.println(str) System.out.println System.out System System.out str String str str private static void log(int str) {
		System.out.println(str);
	} log {
		System.out.println(str);
	} System.out.println(str) System.out.println System.out System System.out str int str str public class Main {
	public static void main(String[] args) {
		@SuppressWarnings("resource")
		Scanner scanner = new Scanner(System.in);

		int A = scanner.nextInt();

		int B = scanner.nextInt();

		int T = scanner.nextInt();

		log((T / A) * B);

	}

	private static void log(String str) {
		System.out.println(str);
	}

	private static void log(int str) {
		System.out.println(str);
	}

} public class Main {
	public static void main(String[] args) {
		@SuppressWarnings("resource")
		Scanner scanner = new Scanner(System.in);

		int A = scanner.nextInt();

		int B = scanner.nextInt();

		int T = scanner.nextInt();

		log((T / A) * B);

	}

	private static void log(String str) {
		System.out.println(str);
	}

	private static void log(int str) {
		System.out.println(str);
	}

} Main
import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		@SuppressWarnings("resource")
		Scanner scanner = new Scanner(System.in);

		int A = scanner.nextInt();

		int B = scanner.nextInt();

		int T = scanner.nextInt();

		log((T / A) * B);

	}

	private static void log(String str) {
		System.out.println(str);
	}

	private static void log(int str) {
		System.out.println(str);
	}

}