#include <iostream> using namespace std; void printArray(int* arr, int size) { for (int i = 0; i < size; i++) { cout << arr[i] << " "; } cout << endl; } double average(int* arr, int size) { int sum = 0; for (int i = 0; i < size; i++) sum += arr[i]; return sum / (double)size; } int search(int* arr, int size, int target) { for (int i = 0; i < size; i++) { if (arr[i] == target) return i; // return index } return -1; // not found } void fillArray(int* arr, int size) { for (int i = 0; i < size; i++) cin >> arr[i]; } int* createArray(int size) { int* arr = new int[size]; for (int i = 0; i < size; i++) arr[i] = i + 1; return arr; // OK to return pointer } int main() { int n; cin >> n; int* arr = new int[n]; for (int i = 0; i < n; i++) cin >> arr[i]; printArray(arr, n); int* arr2 = createArray(5); delete[] arr; // free memory }
Standard input is empty
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