Something

#include <iostream>
using namespace std;

int main()
{
    int choice;

for (;;) //infinite loop lolz
{
    cout << "This is a test switch-case, choose a number from 1 ~ 7: ";
    cin >> choice;

	switch(choice)
	{
    case 1:
    cout << "You've picked number one. Please pick another number.\n\n";
	continue;

    case 2:
    cout << "You've picked number two. Please pick another number.\n\n";
	continue;

    case 3:
    cout << "You've picked number three. Please pick another number.\n\n";
	continue;

    case 4:
    cout << "You've picked number four. Please pick another number.\n\n";
	continue;

    case 5:
    cout << "You've picked number five. Please pick another number.\n\n";
	continue;

    case 6:
    cout << "You've picked number six. Please pick another number.\n\n";
	continue;

    case 7:
    cout << "You've picked number seven. Please pick another number.\n\n";
	continue;

    default:
    cout << "You didn't pick any number from 1 ~ 7. Please pick again.\n\n";
	continue;
	}
}

return 0;
}