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//Project last
// 7 Decemeber 2011
// Demonstrates the use of an array of student structures
// Reading, sorting, searching, etc.
#include <iostream>
#include <iomanip>
#include <fstream>
#include <string>
using namespace std;
struct Studente
{
char geNder;
double score;
};
// Read all of the student objects from a text file into the array,
// one student at a time
int readStuArray( ifstream &inputFile, Studente everyone[], int maxSize )
{
Studente temp;
int count = 0;
// Loop while the array is not full, and there is a first name to read
// This assumes that if there is a first name, the rest of the data for
// an employee will be there also.
while ( count < maxSize && inputFile >> temp.geNder )
{
inputFile >> temp.score;
everyone[count] = temp;
count++;
} // while
return count;
} // readEmpArray()
// Display a single Student
void displayStu( const Studente &stu )
{
cout << setw(1) << stu.geNder;
cout << setw(5) << stu.score << endl;
} // displayStu()
// Display all of the studente objects in the array
void displayAll( const Studente everyone[], int size )
{
cout << " Data " << endl;
cout << "------" << endl;
for ( int i = 0; i < size; i++ )
displayStu( everyone[i] );
cout << endl << endl;
} // displayAll()
//another function for calculations
void displayStats( const Studente everyone[], int size )
{
int countm = 0;
int countf = 0;
double scorem = 0;
double scoref = 0;
for ( int i = 0; i < size; i++ )
{
if ( everyone[i].geNder == 'm' )
{
countm++;
scorem += everyone[i].score;
}//if
else if ( everyone[i].geNder == 'f' )
{
countf++;
scoref += everyone[i].score;
}//else if
}//for
cout << "Sum of male scores: " << scorem << endl;
cout << "Sum of female scores: " << scoref << endl;
cout << endl << endl;
cout << "Total male Count:" << countm << endl;
cout << "Total female Count:" << countf << endl;
cout << endl << endl;
cout << "Average male scores: " << (scorem /countm) << endl;
cout << "Average female scores: " << (scoref / countf) << endl;
cout << endl << endl;
} //displayStats
int main()
{
const int MAX_STU = 100;
ifstream inputFile( "Project3-input.txt" );
Studente everyone[MAX_STU];
int count;
if ( !inputFile )
{
cout << "Unable to open input file!" << endl;
system( "pause" );
exit( 1 );
}
// Read the Student objects from the file
count = readStuArray( inputFile, everyone, MAX_STU );
displayStats( everyone, count );
displayAll (everyone, count );
system( "pause" );
return( 0 );
} // main()
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