import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();
        
        int total = 0;
        int second = 1;
        while ( A * second <= T ){
            total += B;            
            second++;
        }
        
        System.out.println(total);
    }
} import java.util.*; util.* java public class Main {
    public static void main(String[] args) throws Exception {
        
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();
        
        int total = 0;
        int second = 1;
        while ( A * second <= T ){
            total += B;            
            second++;
        }
        
        System.out.println(total);
    }
} Main public static void main(String[] args) throws Exception {
        
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();
        
        int total = 0;
        int second = 1;
        while ( A * second <= T ){
            total += B;            
            second++;
        }
        
        System.out.println(total);
    } main {
        
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();
        
        int total = 0;
        int second = 1;
        while ( A * second <= T ){
            total += B;            
            second++;
        }
        
        System.out.println(total);
    } 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 total = 0; total 0 int second = 1; second 1 while ( A * second <= T ){
            total += B;            
            second++;
        } A * second <= T A * second A second T {
            total += B;            
            second++;
        } total += B total B second++ second System.out.println(total) System.out.println System.out System System.out total String[] args args public class Main {
    public static void main(String[] args) throws Exception {
        
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();
        
        int total = 0;
        int second = 1;
        while ( A * second <= T ){
            total += B;            
            second++;
        }
        
        System.out.println(total);
    }
} public class Main {
    public static void main(String[] args) throws Exception {
        
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();
        
        int total = 0;
        int second = 1;
        while ( A * second <= T ){
            total += B;            
            second++;
        }
        
        System.out.println(total);
    }
} Main
import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();
        
        int total = 0;
        int second = 1;
        while ( A * second <= T ){
            total += B;            
            second++;
        }
        
        System.out.println(total);
    }
}
