#include <iostream>
using namespace std;
int main() {
char choice;
do {
cout << "Help on:\n";
cout << " 1. if\n";
cout << " 2. switch\n";
cout << " 3. for\n";
cout << " 4. while\n";
cout << " 5. do-while\n";
cout << "Choose one: ";
cin >> choice;
} while( choice < '1' || choice > '5');
cout << "\n\n";
switch(choice) {
case '1':
cout << "The if:\n\n";
break;
case '2':
cout << "The switch:\n\n";
break;
case '3':
cout << "The for:\n\n";
break;
case '4':
cout << "The while:\n\n";
break;
case '5':
cout << "The do-while:\n\n";
break;
}
return 0;
}
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