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- #include <iostream>
- using namespace std;
- int (*functions[4])(int) = {
- [](int x) -> int {
- return x + 10;
- },
- [](int x) -> int {
- return x - 10;
- },
- [](int x) -> int {
- return x * 10;
- },
- [](int x) -> int {
- return x / 10;
- }};
- int *map(int *arr, int n, int (*f)(int))
- {
- int *new_arr = new int[n];
- for (int i = 0; i < n; i++)
- {
- new_arr[i] = f(arr[i]);
- }
- return new_arr;
- }
- int main()
- {
- int fun;
- int n = 10;
- int offset;
- cout << "Select function: " << endl;
- cin >> fun;
- cout << "Select offset: " << endl;
- cin >> offset;
- int arr[n];
- cout << "Original array: " << endl;
- for (int i = 0; i < n; i++)
- {
- arr[i] = i + offset;
- cout << arr[i] << endl;
- }
- cout << "Mapped array: " << endl;
- int *new_arr = map(arr, n, functions[fun]);
- for (int i = 0; i < n; i++)
- {
- cout << new_arr[i] << endl;
- }
- return 0;
- }
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