#include struct student { int id; float x, y, z; } stu[3]; int main() { scanf("%d,%f,%f,%f", &stu[0].id, &stu[0].x, &stu[0].y, &stu[0].z); scanf("%d,%f,%f,%f", &stu[1].id, &stu[1].x, &stu[1].y, &stu[1].z); scanf("%d,%f,%f,%f", &stu[2].id, &stu[2].x, &stu[2].y, &stu[2].z); printf("%d,%7.1f,%7.1f,%7.1f\n", stu[0].id, stu[0].x, stu[0].y, stu[0].z); printf("%d,%7.1f,%7.1f,%7.1f\n", stu[1].id, stu[1].x, stu[1].y, stu[1].z); printf("%d,%7.1f,%7.1f,%7.1f", stu[2].id, stu[2].x, stu[2].y, stu[2].z); return 0; }