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woofeR on 02/21/09

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# Average, Minimum, Maximum Grade Computer

/ Published in: C++  `#include <cstdlib>#include <iostream>#include "firstQuiz.h" using namespace std;       static int studentNo = 1;      static int zeroInput = 0;       firstQuiz::firstQuiz(int i)      {           errorC = i;           }       void firstQuiz::errorHandling()      {           //static int errorC; //we can use this instead of interface solution            //if there is an error, show the error message           if (errorC == 1)              cout << "error: try again: ";            //no problem           else               cout << "enter the negative number tolerance quantity: ";            cin >> zeroInput;            if (zeroInput < 0)           {              errorC = 1; //error logger              errorHandling(); //recursion           }      }       //if we don't want to write cout's again and again, we creat a function      void firstQuiz::pointInput()      {           cout << "please enter the grade for student " << studentNo++ << " : ";           cin >> point;      }                //"everything is something happen" (sinyor terim)      void firstQuiz::compute()      {                int zeroCount = 0;                char closer;                counterA = 0; avarageA = 0; maximumA = 0; minimumA = 100;                 counterB = 0; avarageB = 0; maximumB = 0; minimumB = 100;                 //classic do-while structure                do{                 pointInput();                 //when entered grade is negative and error handler is activated                while(point<0 && zeroCount != zeroInput)                {                       zeroCount++;                       cout << "negative! want to quit? (y / n) : ";                       cin >> closer;                       if (closer == 'y' || closer == 'Y')                       {                           break;                       }                       if( closer == 'n'  || closer == 'N')                       {                           pointInput();                       }                }                                       //for above 50                            if(point>50)                            {                                     counterA++;                                     avarageA+=point;                                     if(point > maximumA)                                              maximumA=point;                                     if(point < minimumA)                                              minimumA=point;                            }                             //for belove 50                            if(point<=50)                            {                                         //if it is negative, easily ignore that!                                         if(point<0)                                                    break;                                         counterB++;                                         avarageB+=point;                                         if(point > maximumB)                                                  maximumB=point;                                         if(point < minimumB)                                                  minimumB=point;                            }                 }while(point>=0);      }       //compute avarages seperately      void firstQuiz::computeAvarage()      {           avarageA = avarageA / counterA; //for above 50           avarageB = avarageB / counterB; //for belove 50      }        //result outputs      void firstQuiz::printResult()      {           //+50           cout << endl << "maximum (+ 50) is " << maximumA << endl;           cout << "minimum (+ 50) is " << minimumA << endl;           cout << "avarage (+ 50) is " << avarageA << endl << endl;           //-50           cout << "maximum (- 50) is " << maximumB << endl;           cout << "minimum (- 50) is " << minimumB << endl;           cout << "avarage (- 50) is " << avarageB << endl << endl;      }` Subscribe to comments