#define _CRT_SECURE_NO_WARNINGS #include <stdio.h> #include <stdlib.h> struct Point3D { float x; float y; float z; }; struct Point3D *allocPoint3D(float x, float y, float z) { struct Point3D *pos1 = (Point3D*)malloc(sizeof(struct Point3D)); (pos1-> x, pos1-> y, pos1-> z); return pos1; } int main() { float x, y, z; struct Point3D* pos1; scanf("%f %f %f", &x, &y, &z); pos1 = allocPoint3D(x, y, z); printf("%f %f %f\n", pos1->x, pos1->y, pos1->z); free(pos1); return 0; }