?? chgstruc.c
字號(hào):
#include <stdio.h>
struct Shape {
int type;
int color;
float radius;
float area;
float perimeter;
};
void change_structure(struct Shape *shape)
{
(*shape).type = 0;
(*shape).color = 1;
(*shape).radius = 5.0;
(*shape).area = 22.0 / 7.0 * (*shape).radius * (*shape).radius;
(*shape).perimeter = 2.0 * 22.0 / 7.0 * (*shape).radius;
}
void main(void)
{
struct Shape circle;
change_structure(&circle);
printf("circle.type %d\n", circle.type);
printf("circle.color %d\n", circle.color);
printf("circle.radius %f circle.area %f circle.perimeter %f\n",
circle.radius, circle.area, circle.perimeter);
}
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