input.C

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#include "input.h"

#include <iostream>
#include <cstring>

using namespace std;

char get_in_set(const char valid[], const char prompt[], const char errmsg[])
{
   char input;
   cout << prompt;
   cin >> input;
   while (strchr(valid,input) == NULL)
   {
      cout << errmsg << prompt;
      cin >> input;
   }
   return input;
}

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