quizes in data structures using 'C' with answers?

Answer 1

What? please clarify your question.

Answer 2

a.) seems surprising b.) coordinatesys arr[20]; // you will desire to offer a popularity to your array c.) use for (int i=0; i<20; i++) { arr[i].x = 0; arr[i].y = 0; arr[i].z = 0; } d.) coordinatesys *ptr; ptr = arr[2]; // Index 2 is 0.33 element e.) ptr->x = -3.5; ptr->y = 7.2; f.) i do no longer understand the question

Answer 3

struct person{
string firstname
string lastname
int age
int height
int weight
}

make struct of person