import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		int answer = 0;
		
	    Scanner scanner = new Scanner(System.in);
	    int multiples = scanner.nextInt();
	    int units = scanner.nextInt();
	    int duration = scanner.nextInt();
		
		answer = (int) Math.floor((duration / multiples) * units);
		
		System.out.println(answer);
	}

} import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {
		int answer = 0;
		
	    Scanner scanner = new Scanner(System.in);
	    int multiples = scanner.nextInt();
	    int units = scanner.nextInt();
	    int duration = scanner.nextInt();
		
		answer = (int) Math.floor((duration / multiples) * units);
		
		System.out.println(answer);
	}

} Main public static void main(String[] args) {
		int answer = 0;
		
	    Scanner scanner = new Scanner(System.in);
	    int multiples = scanner.nextInt();
	    int units = scanner.nextInt();
	    int duration = scanner.nextInt();
		
		answer = (int) Math.floor((duration / multiples) * units);
		
		System.out.println(answer);
	} main {
		int answer = 0;
		
	    Scanner scanner = new Scanner(System.in);
	    int multiples = scanner.nextInt();
	    int units = scanner.nextInt();
	    int duration = scanner.nextInt();
		
		answer = (int) Math.floor((duration / multiples) * units);
		
		System.out.println(answer);
	} int answer = 0; answer 0 Scanner scanner = new Scanner(System.in); scanner new Scanner(System.in) int multiples = scanner.nextInt(); multiples scanner.nextInt() scanner.nextInt scanner int units = scanner.nextInt(); units scanner.nextInt() scanner.nextInt scanner int duration = scanner.nextInt(); duration scanner.nextInt() scanner.nextInt scanner answer = (int) Math.floor((duration / multiples) * units) answer (int) Math.floor((duration / multiples) * units) Math.floor Math (duration / multiples) * units (duration / multiples) duration multiples units System.out.println(answer) System.out.println System.out System System.out answer String[] args args public class Main {

	public static void main(String[] args) {
		int answer = 0;
		
	    Scanner scanner = new Scanner(System.in);
	    int multiples = scanner.nextInt();
	    int units = scanner.nextInt();
	    int duration = scanner.nextInt();
		
		answer = (int) Math.floor((duration / multiples) * units);
		
		System.out.println(answer);
	}

} public class Main {

	public static void main(String[] args) {
		int answer = 0;
		
	    Scanner scanner = new Scanner(System.in);
	    int multiples = scanner.nextInt();
	    int units = scanner.nextInt();
	    int duration = scanner.nextInt();
		
		answer = (int) Math.floor((duration / multiples) * units);
		
		System.out.println(answer);
	}

} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		int answer = 0;
		
	    Scanner scanner = new Scanner(System.in);
	    int multiples = scanner.nextInt();
	    int units = scanner.nextInt();
	    int duration = scanner.nextInt();
		
		answer = (int) Math.floor((duration / multiples) * units);
		
		System.out.println(answer);
	}

}
