include iostream using namespace std union coordinate int integer doub

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#include <iostream>
using namespace std;
union coordinate {
int integer;
double _double;
void init() {
cin >> _double;
if ((int) _double == _double) {
integer = (int) _double;
}
}
double get() {
if (_double != NULL) return _double;
return integer;
}
};
struct coordinate_system {
coordinate x;
};
int main() {
size_t dimension;
printf("Enter the dimension of employees array: ");
cin >> dimension;
struct coordinate_system points[dimension];
double query;
for (int i = 0; i < dimension; ++i) {
cout << "Enter x" << endl;
points[i].x.init();
}
cout << "Entered array:" << endl;
for (int i = 0; i < dimension; ++i) {
cout << i << " - " << points[i].x.get() << endl;
}
cout << "Enter the x of the points array you want to search." << endl;
cin >> query;
for (int i = 0; i < dimension; ++i) {
if ((int) query == query) {
if ((int)points[i].x.get() == query) {
cout << "Employee with x = " << query << " found." << endl;
cout << i << " - " << "x: " << points[i].x.get() << endl << endl;
}
} else {
if (points[i].x.get() == query) {
cout << "Employee with x = " << query << " found." << endl;
cout << i << " - " << "x: " << points[i].x.get() << endl << endl;
}
}
}
}