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发表于 2016-5-13 11:50:25
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O_o: ..... .... . .. ...................(错误之处,请指正。)
本帖最后由 Whitehat_K 于 2016-5-13 12:32 编辑
- #include <stdio.h>
- int main ()
- {
- int change(int str_1[],int n);
- int a, i, str[10], j;
-
- printf ("请输入一个整数:");
- scanf ("%d",&a);
-
- if ( a > 0 )
- {
- j = change(str,a);
- for (i = j-1; i >= 0; i--)
- printf ("%d",str[i]);
-
- printf ("\n");
- }
- else if( a < 0)
- {
- a = -a-1;
- /*原理:http://blog.csdn.net/stpeace/article/details/43715781*/
- j = change(str, a);
- for (i = j-1; i >= 0; i--)
- printf ("%d",!str[i]);
- printf("\n");
- }
- return 0;
- }
- int change(int str_1[],int n)
- {
- int j = 0;
- while (n != 0)
- {
- str_1[j++] = n%2;
- n /= 2;
- }
-
- return j;
- }
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