#include int array[5] = {}; bool contains(int v) { for (int i = 0; i <= 5; ++i) { if (array[i] == v) { return true; } } return false; } int main() { for (int i = 0; i < 10; ++i) { auto contains_text = contains(i) ? "contains " : "does not contain "; std::cout << "array " << contains_text << i << std::endl; } std::cout << "done" << std::endl; }