Java程序練習-Peters smokes

描述
Peter has n cigarettes. He smokes them one by one keeping all the butts. Out of k > 1 butts he can roll a new cigarette.
How many cigarettes can Peter have?

輸入
Input is a sequence of lines. Each line contains two integer numbers giving the values of n and k.
輸出
For each line of input, output one integer number on a separate line giving the maximum number of cigarettes that Peter can have.
樣例輸入
4 3
10 3
100 5
樣例輸出
5
14
124
參考代碼

1. import java.util.*;
2. public class Main {
3. public static void main(String[] args) {
4. Scanner cin = new Scanner(System.in);
5. while(cin.hasNextInt()){
6. int n,k,c,t;
7. n = cin.nextInt();
8. k = cin.nextInt();
9. c = 0;
10. t = 0;
11. while(n > 0){
12. c += n;
13. t += n;
14. n = t / k;
15. t %= k;
16. }
17. System.out.println(c);
18. }
19. }
20. }