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#include <iostream>
#include <iomanip>
#include <string>
#include <fstream>
#define MAX 100
using namespace std;
/**************PROTOTYPES*******************/
void intro(void);
int read(float scores[],float totalscore,int numgrades, int max);
float findhigh(float scores[], int limit);
float findlow(float scores[], int limit);
float findavg(float totalscore, int numgrades);
void gradescale(float scores[], int gradeA, int gradeB, int gradeC, int gradeD, int gradeF, int limit);
void print(float high, float low, float avg, int numgrades,int gradeA, int gradeB, int gradeC, int gradeD, int gradeF,int limit);
/*************MAIN***************************/
int main()
{
float scores[MAX], high, low, avg, totalscore=0;
int limit = 0, numgrades = 0, gradeA = 0, gradeB = 0, gradeC = 0, gradeD = 0, gradeF = 0;
string grades[MAX];
intro();
limit=read(scores,totalscore,numgrades, MAX);
if (limit > 0)
{
high = findhigh(scores,limit);
low = findlow (scores,limit);
avg = findavg (totalscore,numgrades);
gradescale(scores, gradeA, gradeB, gradeC, gradeD ,gradeF,limit);
print( high, low, avg, numgrades,gradeA,gradeB, gradeC, gradeD, gradeF,limit);
}
else
cout<<endl<<"No data in file."<<endl;
}
/******************ENDOFMAIN************************/
void intro (void)
{
cout << setw(43) << "Assignment 6\n";
cout << "=============================================================================="<<endl;
}
int read (float scores[],float totalscore,int numgrades, int max)
{
ifstream fin;
string filename;
int i=0;
cout << "Enter file name:";
getline (cin, filename);
fin.open(filename.c_str());
if ( fin.fail() )
cout <<endl <<"Bad File Name" <<endl;
while( !fin.eof())
{
for ( i = 0 ; i < max ; i++ )
{
fin >> scores[i];
numgrades++;
totalscore+=scores[i];
}
}
fin.close();
return (i);
}
float findHigh(float scores[], int limit)
{
float maximum = 0;
int i=0;
for(int i = 1; i < limit; i++)
{
if(scores[i] > maximum)
maximum = scores[i];
}
return (maximum);
}
float findlow(float scores[], int limit)
{
float minimum = 0; int i =0;
for(int i = 1; i<limit; i++)
{
if(scores[i] < minimum)
minimum = scores[i];
}
return (minimum);
}
float findavg(float totalscore, int numgrades)
{
float classavg = 0;
classavg= totalscore/numgrades;
return(classavg);
}
void gradescale(float scores[], int gradeA, int gradeB, int gradeC, int gradeD, int gradeF,int limit)
{
int i=0;
for ( i = 0 ; i < limit ; i++ )
{
if (scores[i] >= 90)
gradeA++;
if (scores[i] >= 80 && scores[i] < 90)
gradeB++;
if (scores[i] >=65 && scores[i] <80)
gradeC++;
if (scores[i] >=50 && scores[i] <65)
gradeD++;
else
gradeF++;
}
}
void print(float high, float low, float avg, int numgrades, int gradeA, int gradeB, int gradeC, int gradeD, int gradeF,int limit)
{
ofstream fout;
string fname;
cout << "Enter output file name:";
getline (cin, fname);
fout.open(fname.c_str());
if (fout.fail())
cout<<endl<<"could not creat file.";
fout<<fixed<<setprecision(2)<<left<<setw(20);
fout << "\t\t\t\tCLASS STATISTICS"<<endl;
fout << "Max score:" << high <<endl;
fout << "Min score:" << low <<endl;
fout << "Number of scores:" << numgrades <<endl;
cout<<fixed<<setprecision(2)<<left<<setw(20);
cout << "\t\t\t\tCLASS STATISTICS"<<endl;
cout << "Max score:" << high <<endl;
cout << "Min score:" << low <<endl;
cout << "Number of scores:" << numgrades <<endl;
cout<<endl<<"\t\t\t\tDistribution of Grades"<<endl;
cout<<"A's"<<setfill ('*')<<setw (gradeA)<<"("<<gradeA<<")"<<endl;
cout<<"B's"<<setfill ('*')<<setw (gradeB)<<"("<<gradeB<<")"<<endl;
cout<<"C's"<<setfill ('*')<<setw (gradeC)<<"("<<gradeC<<")"<<endl;
cout<<"D's"<<setfill ('*')<<setw (gradeD)<<"("<<gradeD<<")"<<endl;
cout<<"F's"<<setfill ('*')<<setw (gradeF)<<"("<<gradeF<<")"<<endl;
fout<<endl<<"\t\t\t\tDistribution of Grades"<<endl;
fout<<"A's"<<setfill ('*')<<setw (gradeA)<<"("<<gradeA<<")"<<endl;
fout<<"B's"<<setfill ('*')<<setw (gradeB)<<"("<<gradeB<<")"<<endl;
fout<<"C's"<<setfill ('*')<<setw (gradeC)<<"("<<gradeC<<")"<<endl;
fout<<"D's"<<setfill ('*')<<setw (gradeD)<<"("<<gradeD<<")"<<endl;
fout<<"F's"<<setfill ('*')<<setw (gradeF)<<"("<<gradeF<<")"<<endl;
fout.close();
}
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