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#include <iostream>
#include <string>
using namespace std;
struct stuInfo
{ string name;
int idNum;
float cExamGrade,
pExamGrade,
overallGPA;
};
void sortName(stuInfo array[],int size);
void sortID(stuInfo array[],int size );
void sortcExam(stuInfo array[],int size);
void sortpExam(stuInfo array[],int size);
void sortOverallGPA(stuInfo array[],int size);
int main(){
int arraySize,
choice;
cout<<"How many students are there?: ";
cin>>arraySize;
stuInfo info[arraySize];
cout<<"Enter the information specified.\n"<<endl;
for(int i=0 ;i<arraySize;i++){
cin.ignore();
cout<<"\nName for student "<<i+1<<": ";
getline(cin,info[i].name);
cout<<"ID number: ";
cin>>info[i].idNum;
cout<<"Current exam grade: ";
cin>>info[i].cExamGrade;
cout<<"Prior exam grade: ";
cin>>info[i].pExamGrade;
cout<<"Overall GPA: ";
cin>>info[i].overallGPA;
}
cout<<"\nSelect what you would like to sort\n"
<<"----------------------------------\n"
<<"1 for name\n"
<<"2 for ID number\n"
<<"3 for current exam grade\n"
<<"4 for prior exam grade\n"
<<"5 for overall GPA\n"
<<"6 for no sort\n\n"
<<"Enter: ";
cin>>choice;
switch(choice)
{
case 1 :
sortName(info,arraySize);
break;
case 2 :
sortID(info,arraySize);
break;
case 3:
sortcExam(info,arraySize);
break;
case 4:
sortpExam(info,arraySize);
break;
case 5:
sortOverallGPA(info, arraySize);
break;
case 6:
cout<<"EXITED";
return 0;
break;
default:
while(choice<1 && choice>6)
{
cout<<"Enter valid choice: ";
cin>>choice;
}
}
}
void sortName(stuInfo array[],int size )
{
bool swap;
string temp;
do
{
swap = false;
for(int i= 0; i<(size-1);i++)
{
if (array[i].name>array[i+1].name)
{
temp=array[i].name;
array[i].name=array[i+1].name;
array[i+1].name=temp;
swap=true;
}
}
}while(swap);
for(int i=0;i<size;i++)
{
cout<<array[i].name<<endl;
}
}
void sortID(stuInfo array[],int size )
{
bool swap;
float temp;
do
{
swap = false;
for(int i= 0; i<(size-1);i++)
{
if (array[i].idNum>array[i+1].idNum)
{
temp=array[i].idNum;
array[i].idNum=array[i+1].idNum;
array[i+1].idNum=temp;
swap=true;
}
}
}while(swap);
for(int i=0 ; i<size; i++)
{
cout<<array[i].idNum<<endl;
}
}
void sortcExam(stuInfo array[],int size )
{
bool swap;
float temp;
do
{
swap = false;
for(int i= 0; i<(size-1);i++)
{
if (array[i].cExamGrade>array[i+1].cExamGrade)
{
temp=array[i].cExamGrade;
array[i].cExamGrade=array[i+1].cExamGrade;
array[i+1].cExamGrade=temp;
swap=true;
}
}
}while(swap);
for(int i=0 ; i<size; i++)
{
cout<<array[i].cExamGrade<<endl;
}
}
void sortpExam(stuInfo array[],int size )
{
bool swap;
float temp;
do
{
swap = false;
for(int i= 0; i<(size-1);i++)
{
if (array[i].pExamGrade>array[i+1].pExamGrade)
{
temp=array[i].pExamGrade;
array[i].pExamGrade=array[i+1].pExamGrade;
array[i+1].pExamGrade=temp;
swap=true;
}
}
}while(swap);
for(int i=0 ; i<size; i++)
{
cout<<array[i].pExamGrade<<endl;
}
}
void sortOverallGPA(stuInfo array[],int size )
{
bool swap;
float temp;
do
{
swap = false;
for(int i= 0; i<(size-1);i++)
{
if (array[i].overallGPA>array[i+1].overallGPA)
{
temp=array[i].overallGPA;
array[i].overallGPA=array[i+1].overallGPA;
array[i+1].overallGPA=temp;
swap=true;
}
}
}while(swap);
for(int i=0 ; i<size; i++)
{
cout<<array[i].overallGPA<<endl;
}
}
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