Bjarne Stroustrup “Programming Principles and Practice Using C++”
Chapter 7 Exercise 11.0
Using std_lib_facilities.h by Bjarne Stroustrup.
[code language=”cpp”]
// Philipp Siedler
// Bjarne Stroustrup’s PP
// Chapter 7 Exercise 11.0
#include "std_lib_facilities.h"
vector<string> names;
string nameTemp;
vector<int> ages;
int ageTemp;
int ageInput;
int ageCheck = 0;
bool check = true;
void getNameVals() {
while (check == true) {
if (cin >> nameTemp >> ageTemp) {
if (nameTemp == "noname" && ageTemp == 0) {
check = false;
}
else {
for (int i = 0; i < names.size(); i++) {
if (names[i] == nameTemp) {
error("This name already exists ", nameTemp);
}
}
names.push_back(nameTemp);
ages.push_back(ageTemp);
}
}
else {
error("Bad input");
}
}
}
void searchInt() {
cout << "Enter an integer to look for\n";
while (cin >> ageInput) {
for (int i = 0; i < ages.size(); i++) {
if (ages[i] == ageInput) {
cout << "You entered: " << ageInput << ". Corresponding name is " << names[i] << "\n";
ageCheck++;
break;
}
}
if (ageCheck == 0) {
cout << ageInput << " . Could not be found in the list of ages.\n";
}
check = true;
}
}
void calculate() {
while (cin) {
cin.clear();
cout << "Enter name and age pairs to be collected, or ‘noname’ and ‘0’ to end the entry.\n";
getNameVals();
searchInt();
}
}
int main()
try
{
calculate();
keep_window_open(".");
}
catch (runtime_error e) {
cout << e.what() << "\n";
keep_window_open(".");
}
catch (…) {
cout << "Exiting \n";
keep_window_open(".");
}
[/code]
Output: Enter name and age pairs to be collected, or 'noname' and '0' to end the entry. alfred 60 philipp 28 benjamin 25 isabell 31 noname 0 Enter an integer to look for 5 5 . Could not be found in the list of ages. 60 You entered: 60. Corresponding name is alfred
