import java.util.Scanner;

public class Main {
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        int A, B, T;
        int sum = 0;
        int i = 1;
        A = sc.nextInt();
        B = sc.nextInt();
        T = sc.nextInt();
        while (A * i <= T + 0.5) {
            sum = sum + B;
            i++;
        }
        System.out.println(sum);
    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        int A, B, T;
        int sum = 0;
        int i = 1;
        A = sc.nextInt();
        B = sc.nextInt();
        T = sc.nextInt();
        while (A * i <= T + 0.5) {
            sum = sum + B;
            i++;
        }
        System.out.println(sum);
    }
} Main public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        int A, B, T;
        int sum = 0;
        int i = 1;
        A = sc.nextInt();
        B = sc.nextInt();
        T = sc.nextInt();
        while (A * i <= T + 0.5) {
            sum = sum + B;
            i++;
        }
        System.out.println(sum);
    } main {
        Scanner sc = new Scanner(System.in);
        int A, B, T;
        int sum = 0;
        int i = 1;
        A = sc.nextInt();
        B = sc.nextInt();
        T = sc.nextInt();
        while (A * i <= T + 0.5) {
            sum = sum + B;
            i++;
        }
        System.out.println(sum);
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int A A B B T; T int sum = 0; sum 0 int i = 1; i 1 A = sc.nextInt() A sc.nextInt() sc.nextInt sc B = sc.nextInt() B sc.nextInt() sc.nextInt sc T = sc.nextInt() T sc.nextInt() sc.nextInt sc while (A * i <= T + 0.5) {
            sum = sum + B;
            i++;
        } A * i <= T + 0.5 A * i A i T + 0.5 T 0.5 {
            sum = sum + B;
            i++;
        } sum = sum + B sum sum + B sum B i++ i System.out.println(sum) System.out.println System.out System System.out sum String args[] args public class Main {
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        int A, B, T;
        int sum = 0;
        int i = 1;
        A = sc.nextInt();
        B = sc.nextInt();
        T = sc.nextInt();
        while (A * i <= T + 0.5) {
            sum = sum + B;
            i++;
        }
        System.out.println(sum);
    }
} public class Main {
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        int A, B, T;
        int sum = 0;
        int i = 1;
        A = sc.nextInt();
        B = sc.nextInt();
        T = sc.nextInt();
        while (A * i <= T + 0.5) {
            sum = sum + B;
            i++;
        }
        System.out.println(sum);
    }
} Main
import java.util.Scanner;

public class Main {
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        int A, B, T;
        int sum = 0;
        int i = 1;
        A = sc.nextInt();
        B = sc.nextInt();
        T = sc.nextInt();
        while (A * i <= T + 0.5) {
            sum = sum + B;
            i++;
        }
        System.out.println(sum);
    }
}