HDU_2051——十进制到二进制转换

Problem Description

Give you a number on base ten,you should output it on base two.(0 < n < 1000)

 

 

Input

For each case there is a postive number n on base ten, end of file.

 

 

Output

For each case output a number on base two.

 

 

Sample Input

1 2 3

 

 

Sample Output

1 10 11

 1 #include <cstdio>

 2 int main()

 3 {

 4     int n, i, ans[11];

 5     while(~scanf("%d",&n))

 6         {

 7             if(n==0)

 8                 {

 9                     printf("0\n");    

10                 }

11             for(i=0;n;i++)

12                 {

13                     ans[i]=n%2;

14                     n=n/2;

15                 }

16             for(i--;i>=0;i--)

17                 {

18                     printf("%d",ans[i]);    

19                 }

20             printf("\n");

21         }

22     return 0;    

23 }