C++ Digital Notebook Quarter Four

• Table of Contents
• Table of Contents (Notes)
• Table of Contents (Homework)
• Table of Contents (Projects)
• Table of Contents (Test Corrections)




• Grocery List Task
• Video Game Struct Task
• Student Class Task
• Mouse Click Task

Grocery List

Code

Output

# include <iostream.h> # include <lvp\string.h> # include <lvp\vector.h> void LoadList(vector<String> &Groceries) { String GroceryItem; for(int x=0; x<Groceries.length(); x++) { cout<<"Enter an item: "; getline(cin,GroceryItem); Groceries[x]=GroceryItem; } } //------------------------------------------------------- void DisplayList(const vector<String> &Groceries) { for(int i=0; i<Groceries.length(); i++) cout<<Groceries[i]<<endl; cout<<endl; } //------------------------------------------------------- void ReverseOrder(const vector<String> &Groceries) { int LastIndex=(Groceries.length()-1); for(int g=LastIndex; g>=0; g--) cout<<Groceries[g]<<endl; } //------------------------------------------------------- void RemoveItemAndShrink(vector<String> &Groceries, const String Item) { int index=-1; for(int Search=0; Search<Groceries.length(); Search++) { if(Groceries[Search]==Item) index=Search; } if(index!=-1) { int length=Groceries.length(); for(int location=index+1; location<Groceries.length(); location++) { Groceries[index]=Groceries[location]; index++; } Groceries.resize(length-1); } } //------------------------------------------------------- void PrioritizeList(vector<String> &Groceries) { String Coffee="coffee", PaperTowels="paper towels"; int CoffeeIndex, PaperTowelsIndex, newCoffeeIndex, newPTIndex; for(int findItem=0; findItem<Groceries.length(); findItem++) { if(Groceries[findItem]==Coffee) CoffeeIndex=findItem; else if(Groceries[findItem]==PaperTowels) PaperTowelsIndex=findItem; } for(int indexs=CoffeeIndex+1; indexs<Groceries.length(); indexs++) { Groceries[CoffeeIndex]=Groceries[indexs]; CoffeeIndex++; } Groceries.resize(Groceries.length()-1); newCoffeeIndex=PaperTowelsIndex; newPTIndex=newCoffeeIndex+1; for(int locations=PaperTowelsIndex+1; locations<Groceries.length(); locations++) { Groceries[PaperTowelsIndex]=Groceries[locations]; PaperTowelsIndex++; } Groceries.resize (Groceries.length()-1); vector<String> copyOfList(Groceries); Groceries.resize(Groceries.length()+2); for(int numbers=newCoffeeIndex; numbers<Groceries.length(); numbers++) { if(numbers==newCoffeeIndex) Groceries[numbers]=Coffee; else if(numbers==newPTIndex) Groceries[numbers]=PaperTowels; else { Groceries[numbers]=copyOfList[newCoffeeIndex]; newCoffeeIndex++; } } } //------------------------------------------------------- int main() { int numItems=14; char foundItem; String GroceryItem; vector<String> GroceryList(numItems); LoadList(GroceryList); cout<<endl; DisplayList(GroceryList); cout<<endl; ReverseOrder(GroceryList); cout<<endl; do{ cout<<"Have you found an item (Y = Yes/Q = Quit): "; cin>>foundItem; cin.ignore(100,'\n'); if(foundItem=='Y') { cout<<"Enter the item: "; getline(cin,GroceryItem); RemoveItemAndShrink(GroceryList,GroceryItem); cout<<endl; } }while(foundItem!='Q'); cout<<endl; vector<String> nextTime(GroceryList); cout<<endl; PrioritizeList(nextTime); DisplayList(nextTime); return(0); }

Enter an item: milk Enter an item: eggs Enter an item: bacon Enter an item: soap Enter an item: oranges Enter an item: kiwi Enter an item: mangoes Enter an item: water Enter an item: rice Enter an item: crackers Enter an item: bananas Enter an item: corn Enter an item: chocolate Enter an item: fish milk eggs bacon soap oranges kiwi mangoes water rice crackers bananas corn chocolate fish fish chocolate corn bananas crackers rice water mangoes kiwi oranges soap bacon eggs milk Have you found an item (Y = Yes/Q = Quit): Q Press any key to continue