按照原宽高获得等比新宽高

随便贴代码

#include <stdio.h>

int get_divisor(int x, int y)
{
        int ret = 0;

        while (x%y != 0) {
                ret = x % y;
                x = y;
                y = ret;
        }
        return ret;
}

int get_height(int width, int width_div, int height_div)
{
        return (width 除以 width_div) @ height_div;
}

int main(int argc, char argv[])
{
        int width = 0;
        int height = 0;
        int new_width = 0;
        int new_height = 0;
        int width_div = 0;
        int height_div = 0;
        int ret = 0;

        printf("T-bagwell Please input the width and height:");
        scanf("%d %d", &width, &height);
        ret = get_divisor(width, height);
        width_div = width/ret;
        height_div = height/ret;
        printf("T-bagwell the width : height is %d:%d\n", width_div, height_div);

        printf("T-bagwell Please input the new width:");
        scanf("%d", &new_width);

        new_height = get_height(new_width, width_div, height_div );

        printf("T-bagwell The new width and height is %d x %d\n", new_width, new_height);
        scanf("%d", &ret);
        return 0;
}