import java.util.Scanner;

public class Main { 
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String[] line = sc.nextLine().split(" ");
		int productBis = Integer.parseInt(line[0]);
		int neededTime = Integer.parseInt(line[1]);
		int allowedTime = Integer.parseInt(line[2]);
		
		System.out.println((allowedTime/productBis)*neededTime);

		
		
		
	}
}
	
	 import java.util.Scanner; Scanner java.util public class Main { 
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String[] line = sc.nextLine().split(" ");
		int productBis = Integer.parseInt(line[0]);
		int neededTime = Integer.parseInt(line[1]);
		int allowedTime = Integer.parseInt(line[2]);
		
		System.out.println((allowedTime/productBis)*neededTime);

		
		
		
	}
} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String[] line = sc.nextLine().split(" ");
		int productBis = Integer.parseInt(line[0]);
		int neededTime = Integer.parseInt(line[1]);
		int allowedTime = Integer.parseInt(line[2]);
		
		System.out.println((allowedTime/productBis)*neededTime);

		
		
		
	} main {
		Scanner sc = new Scanner(System.in);
		String[] line = sc.nextLine().split(" ");
		int productBis = Integer.parseInt(line[0]);
		int neededTime = Integer.parseInt(line[1]);
		int allowedTime = Integer.parseInt(line[2]);
		
		System.out.println((allowedTime/productBis)*neededTime);

		
		
		
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String[] line = sc.nextLine().split(" "); line sc.nextLine().split(" ") sc.nextLine().split sc.nextLine() sc.nextLine sc " " int productBis = Integer.parseInt(line[0]); productBis Integer.parseInt(line[0]) Integer.parseInt Integer line[0] line 0 int neededTime = Integer.parseInt(line[1]); neededTime Integer.parseInt(line[1]) Integer.parseInt Integer line[1] line 1 int allowedTime = Integer.parseInt(line[2]); allowedTime Integer.parseInt(line[2]) Integer.parseInt Integer line[2] line 2 System.out.println((allowedTime/productBis)*neededTime) System.out.println System.out System System.out (allowedTime/productBis)*neededTime (allowedTime/productBis) allowedTime productBis neededTime String[] args args public class Main { 
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String[] line = sc.nextLine().split(" ");
		int productBis = Integer.parseInt(line[0]);
		int neededTime = Integer.parseInt(line[1]);
		int allowedTime = Integer.parseInt(line[2]);
		
		System.out.println((allowedTime/productBis)*neededTime);

		
		
		
	}
} public class Main { 
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String[] line = sc.nextLine().split(" ");
		int productBis = Integer.parseInt(line[0]);
		int neededTime = Integer.parseInt(line[1]);
		int allowedTime = Integer.parseInt(line[2]);
		
		System.out.println((allowedTime/productBis)*neededTime);

		
		
		
	}
} Main
import java.util.Scanner;

public class Main { 
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String[] line = sc.nextLine().split(" ");
		int productBis = Integer.parseInt(line[0]);
		int neededTime = Integer.parseInt(line[1]);
		int allowedTime = Integer.parseInt(line[2]);
		
		System.out.println((allowedTime/productBis)*neededTime);

		
		
		
	}
}
	
	