// Make it work bool contains(string s, char c) // This code is suspect { for (int k = s.size() - 1; k >= 0; k--) { if (s[k] == c) return true; else return false; } } int main () // This main function is CORRECT!!! { if (contains("xyz", 'x')) cout << "x" << endl; else cout << "no x" << endl; if (contains("xyz", 'y')) cout << "y" << endl; else cout << "no y" << endl;; return 0; }