import java.util.*;

public class Main {

    public static void main(String[] args) {
        //変数
        int count = 0;
        boolean sw = false;
        int max = Integer.MIN_VALUE;
        int min = Integer.MAX_VALUE;

        int answer=0;

        List<Integer> list1 = new ArrayList<>();
        List<String> list2 = new ArrayList<>();
        int array1[] = new int[5];
        int array2[] = new int[5];

        //入力
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();

        //処理
        int a=T/A;
        //System.out.println(a);
        int b=B*a;
        answer=b;

        //Collections.sort(a);
        //System.out.println(Arrays.toString(list1.toArray()));
        //System.out.println(Arrays.toString(array1));
		//System.out.println(Arrays.deepToString(a));
        System.out.println(answer);
    }
} import java.util.*; util.* java public class Main {

    public static void main(String[] args) {
        //変数
        int count = 0;
        boolean sw = false;
        int max = Integer.MIN_VALUE;
        int min = Integer.MAX_VALUE;

        int answer=0;

        List<Integer> list1 = new ArrayList<>();
        List<String> list2 = new ArrayList<>();
        int array1[] = new int[5];
        int array2[] = new int[5];

        //入力
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();

        //処理
        int a=T/A;
        //System.out.println(a);
        int b=B*a;
        answer=b;

        //Collections.sort(a);
        //System.out.println(Arrays.toString(list1.toArray()));
        //System.out.println(Arrays.toString(array1));
		//System.out.println(Arrays.deepToString(a));
        System.out.println(answer);
    }
} Main public static void main(String[] args) {
        //変数
        int count = 0;
        boolean sw = false;
        int max = Integer.MIN_VALUE;
        int min = Integer.MAX_VALUE;

        int answer=0;

        List<Integer> list1 = new ArrayList<>();
        List<String> list2 = new ArrayList<>();
        int array1[] = new int[5];
        int array2[] = new int[5];

        //入力
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();

        //処理
        int a=T/A;
        //System.out.println(a);
        int b=B*a;
        answer=b;

        //Collections.sort(a);
        //System.out.println(Arrays.toString(list1.toArray()));
        //System.out.println(Arrays.toString(array1));
		//System.out.println(Arrays.deepToString(a));
        System.out.println(answer);
    } main {
        //変数
        int count = 0;
        boolean sw = false;
        int max = Integer.MIN_VALUE;
        int min = Integer.MAX_VALUE;

        int answer=0;

        List<Integer> list1 = new ArrayList<>();
        List<String> list2 = new ArrayList<>();
        int array1[] = new int[5];
        int array2[] = new int[5];

        //入力
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();

        //処理
        int a=T/A;
        //System.out.println(a);
        int b=B*a;
        answer=b;

        //Collections.sort(a);
        //System.out.println(Arrays.toString(list1.toArray()));
        //System.out.println(Arrays.toString(array1));
		//System.out.println(Arrays.deepToString(a));
        System.out.println(answer);
    } int count = 0; count 0 boolean sw = false; sw false int max = Integer.MIN_VALUE; max Integer.MIN_VALUE Integer Integer.MIN_VALUE int min = Integer.MAX_VALUE; min Integer.MAX_VALUE Integer Integer.MAX_VALUE int answer=0; answer 0 List<Integer> list1 = new ArrayList<>(); list1 new ArrayList<>() List<String> list2 = new ArrayList<>(); list2 new ArrayList<>() int array1[] = new int[5]; array1 new int[5] 5 int array2[] = new int[5]; array2 new int[5] 5 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 a=T/A; a T/A T A int b=B*a; b B*a B a answer=b answer b 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) {
        //変数
        int count = 0;
        boolean sw = false;
        int max = Integer.MIN_VALUE;
        int min = Integer.MAX_VALUE;

        int answer=0;

        List<Integer> list1 = new ArrayList<>();
        List<String> list2 = new ArrayList<>();
        int array1[] = new int[5];
        int array2[] = new int[5];

        //入力
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();

        //処理
        int a=T/A;
        //System.out.println(a);
        int b=B*a;
        answer=b;

        //Collections.sort(a);
        //System.out.println(Arrays.toString(list1.toArray()));
        //System.out.println(Arrays.toString(array1));
		//System.out.println(Arrays.deepToString(a));
        System.out.println(answer);
    }
} public class Main {

    public static void main(String[] args) {
        //変数
        int count = 0;
        boolean sw = false;
        int max = Integer.MIN_VALUE;
        int min = Integer.MAX_VALUE;

        int answer=0;

        List<Integer> list1 = new ArrayList<>();
        List<String> list2 = new ArrayList<>();
        int array1[] = new int[5];
        int array2[] = new int[5];

        //入力
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();

        //処理
        int a=T/A;
        //System.out.println(a);
        int b=B*a;
        answer=b;

        //Collections.sort(a);
        //System.out.println(Arrays.toString(list1.toArray()));
        //System.out.println(Arrays.toString(array1));
		//System.out.println(Arrays.deepToString(a));
        System.out.println(answer);
    }
} Main
import java.util.*;

public class Main {

    public static void main(String[] args) {
        //変数
        int count = 0;
        boolean sw = false;
        int max = Integer.MIN_VALUE;
        int min = Integer.MAX_VALUE;

        int answer=0;

        List<Integer> list1 = new ArrayList<>();
        List<String> list2 = new ArrayList<>();
        int array1[] = new int[5];
        int array2[] = new int[5];

        //入力
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int T = sc.nextInt();

        //処理
        int a=T/A;
        //System.out.println(a);
        int b=B*a;
        answer=b;

        //Collections.sort(a);
        //System.out.println(Arrays.toString(list1.toArray()));
        //System.out.println(Arrays.toString(array1));
		//System.out.println(Arrays.deepToString(a));
        System.out.println(answer);
    }
}