Files
BasicsOfComputerSoftwareEng…/OOP/12/Optional01/main.cpp
2023-05-17 09:48:55 +08:00

65 lines
1.2 KiB
C++
Executable File

#include "listE.h"
#include "setE.h"
#include <iostream>
using std::cout;
using std::endl;
template <class E> void output(List<E>& list) {
for (int i = 0; i < list.length(); i++) {
cout << list[i] << ' ';
}
if (list.length() == 0) {
cout << "(Empty)";
}
cout << endl;
}
int main() {
int nums[5] = {1, 4, 6, 8, 3};
List<int> aList;
List<int> bList(nums, 5);
output(bList);
try {
aList.remove(0);
}
catch(ValueError) {
std::cerr << "There is an ValueError" << std::endl;
}
aList.append(3);
aList.append(8);
aList.append(9);
aList.append(12);
aList.insert(1, 20);
output(aList);
cout << aList.pop() << endl;
output(aList);
aList.pop(2);
output(aList);
cout << aList.contains(3) << ' ' << aList.contains(15) << endl;
try {
aList.index(15);
}
catch(ValueError) {
std::cerr << "There's no 15 in this list." << std::endl;
}
aList.clear();
output(aList);
cout << "\n----------\n" << endl;
Set<int> aSet;
aSet.show();
aSet.add(2);
aSet.add(3);
aSet.show();
aSet.remove(2);
aSet.show();
return 0;
}