salarray.cpp

BigC++的源码

#include <iostream>

using namespace std;

/**
   Reads data into an array.
   @param a the array to fill
   @param a_capacity the maximum size of a
   @param a_size filled with the size of a after reading
*/            
void read_data(double a[], int a_capacity, int& a_size)
{  
   a_size = 0;
   double x;
   while (a_size < a_capacity && (cin >> x))
   {  
      a[a_size] = x;
      a_size++;
   }
}

/**
   Computes the maximum value in an array
   @param a the array
   @param a_size the number of values in a
*/             
double maximum(const double a[], int a_size)
{  
   if (a_size == 0) return 0;
   double highest = a[0];
   for (int i = 1; i < a_size; i++)
      if (a[i] > highest)
         highest = a[i];
   return highest;
}

int main()
{  
   const int SALARIES_CAPACITY = 100;
   double salaries[SALARIES_CAPACITY];
   int salaries_size = 0;

   cout << "Please enter all salary data: ";
   read_data(salaries, SALARIES_CAPACITY, salaries_size);

   if (salaries_size == SALARIES_CAPACITY && !cin.fail())
      cout << "Sorry--extra data ignored\n";

   double maxsal = maximum(salaries, salaries_size);
   cout << "The maximum salary is " << maxsal << "\n";
   return 0;
}