按照原宽高获得等比新宽高

随便贴代码

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1. #include <stdio.h>
3. int get_divisor(int x, int y)
4. {
5. int ret = 0;
7. while (x%y != 0) {
8.                 ret = x % y;
9.                 x = y;
10.                 y = ret;
11. }
12.         return ret;
13. }
15. int get_height(int width, int width_div, int height_div)
16. {
17.         return (width 除以 width_div) @ height_div;
18. }
20. int main(int argc, char argv[])
21. {
22. int width = 0;
23. int height = 0;
24. int new_width = 0;
25. int new_height = 0;
26. int width_div = 0;
27. int height_div = 0;
28. int ret = 0;
30.         printf("T-bagwell Please input the width and height:");
31.         scanf("%d %d", &width, &height);
32.         ret = get_divisor(width, height);
33.         width_div = width/ret;
34.         height_div = height/ret;
35.         printf("T-bagwell the width : height is %d:%d\n", width_div, height_div);
37.         printf("T-bagwell Please input the new width:");
38.         scanf("%d", &new_width);
40.         new_height = get_height(new_width, width_div, height_div );
42.         printf("T-bagwell The new width and height is %d x %d\n", new_width, new_height);
43.         scanf("%d", &ret);
44.         return 0;
45. }