[C++ ] 第一題

[jasonfghx (工人)]

功能

用到的觀念

CODE
#include<iostream>//header file
#include<iomanip>
#include<cmath>
using namespace std;
using std::setw;
using std::fixed;
using std::setprecision;
#include<string>
using std::string;
using std::getline;
int main()
{
 int numgrades,i;

 double sum=0,ave=0,temp;
  cout << "Enter the total day of the month ";
  cin  >> numgrades;
  double *grade = new double[numgrades];  // create the array
  for(i=0;i<numgrades;i++)
  {
   cout<<i+1<<" ";
   cin>>grade[i];
   sum=sum+grade[i];
   ave=sum/numgrades;
  }
  for(int j=0;j<numgrades-1;j++)
      {
          if(grade[j+1]<grade[j])
          {
           temp=grade[j+1];
           grade[j+1]=grade[j];
           grade[j]=temp;
          }
      }
      cout<<"the average "<<ave<<endl;
      cout<<"max "<<grade[numgrades-1]<<endl;
      cout<<"min "<<grade[0]<<endl;
        system("pause");
        return 0;
}

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