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// // p 137 // Abstract DT - List: array of items with var. length // read strings from a file and put them in the list, out the strings #include <iostream> using namespace std; const int MAX = 50; class List { string data[MAX]; int length; public: List() { length = 0;} int Length() const { return length; } void Insert(string item) { data[length] = item; length ++; } void Print() const { for( int i=0; i<length; i++) cout << data[i] << " "; cout << "\n"; } // sequential search, p139 bool IsPresent(string item) const { bool found = false; for(int i=0; i<length && !found; i++) if(data[i] == item) found = true; return found; } }; int main() { List real; string x; cin >> x ; while (cin) { real.Insert(x); cin >> x; } real.Print(); if(real.IsPresent(Bush)) cout << "Bush is in the list \n"; else cout << "Bush is not in the list \n"; return 0; }