Java code to find CGPA

import java.util.Scanner;
class cgpa
{
public static void main(String arg[])
{
cgpa gpa=new cgpa();
//gpa.gpaOne();
System.out.println("\n\nYour CGPA is =  "+gpa.gpaOne()+" \n\n");
}
private double gpaOne()
{
double ItpGpa=0,EngGpa=0,CalGpa=0,IslmGpa=0,IntroGpa=0;
double CrdtHour=17,TotlaCgpa=0;
String Itcp,Eng,Calculus,Islamic,Intro;
Scanner sc=new Scanner(System.in);
// input ITCP Grade
System.out.print("Enter Grade of ITCP: ");
Itcp=sc.next();
// input English Grade
System.out.print("Enter Grade of English: ");
Eng=sc.next();
// input Calculus Grade
System.out.print("Enter Grade of Calculus: ");
Calculus=sc.next();
System.out.print("Enter Grade of Islamic Studies: ");
Islamic=sc.next();
System.out.print("Enter Grade of Intr to Computing: ");
Intro=sc.next();

/// Calculation of English GPA

if (Itcp.equals("A")||Itcp.equals("a"))
{
ItpGpa=4.0;
}
else if (Itcp.equals("A-")||Itcp.equals("a-"))
{
ItpGpa=3.7;
}
else if (Itcp.equals("B+")||Itcp.equals("b+"))
{
ItpGpa=3.5;
}
else if (Itcp.equals("B")||Itcp.equals("b"))
{
ItpGpa=3.0;
}
else if (Itcp.equals("C+")||Itcp.equals("c+"))
{
ItpGpa=2.5;
}
else if (Itcp.equals("C")||Itcp.equals("c"))
{
ItpGpa=2.0;
}
else if (Itcp.equals("D+")||Itcp.equals("d+"))
{
ItpGpa=1.5;
}
else if (Itcp.equals("D")||Itcp.equals("d"))
{
ItpGpa=1.0;
}
else if (Itcp.equals("F")||Itcp.equals("f"))
{
ItpGpa=0.0;
}
System.out.println("Your CGPA is =  "+ItpGpa);

/// Calculation of English GPA
if (Eng.equals("A")||Eng.equals("a"))
{
EngGpa=4.0;
}
else if (Eng.equals("A-")||Eng.equals("a-"))
{
EngGpa=3.7;
}
else if (Eng.equals("B+")||Eng.equals("b+"))
{
EngGpa=3.5;
}
else if (Eng.equals("B")||Eng.equals("b"))
{
EngGpa=3.0;
}
else if (Eng.equals("C+")||Eng.equals("c+"))
{
EngGpa=2.5;
}
else if (Eng.equals("C")||Eng.equals("c"))
{
EngGpa=2.0;
}
else if (Eng.equals("D+")||Eng.equals("d+"))
{
EngGpa=1.5;
}
else if (Eng.equals("D")||Eng.equals("d"))
{
EngGpa=1.0;
}
else if (Eng.equals("F")||Eng.equals("f"))
{
EngGpa=0.0;
}
System.out.println("Your CGPA is =  "+EngGpa);

/// Calculation of Calculus GPA

if (Calculus.equals("A")||Calculus.equals("a"))
{
CalGpa=4.0;
}
else if (Calculus.equals("A-")||Calculus.equals("a-"))
{
CalGpa=3.7;
}
else if (Calculus.equals("B+")||Calculus.equals("b+"))
{
CalGpa=3.5;
}
else if (Calculus.equals("B")||Calculus.equals("b"))
{
CalGpa=3.0;
}
else if (Calculus.equals("C+")||Calculus.equals("c+"))
{
CalGpa=2.5;
}
else if (Calculus.equals("C")||Calculus.equals("c"))
{
CalGpa=2.0;
}
else if (Calculus.equals("D+")||Calculus.equals("d+"))
{
CalGpa=1.5;
}
else if (Calculus.equals("D")||Calculus.equals("d"))
{
CalGpa=1.0;
}
else if (Calculus.equals("F")||Calculus.equals("f"))
{
CalGpa=0.0;
}
System.out.println("Your CGPA is =  "+CalGpa);

/// Calculation of Islamic GPA

if (Islamic.equals("A")||Islamic.equals("a"))
{
IslmGpa=4.0;
}
else if (Islamic.equals("A-")||Islamic.equals("a-"))
{
IslmGpa=3.7;
}
else if (Islamic.equals("B+")||Islamic.equals("b+"))
{
IslmGpa=3.5;
}
else if (Islamic.equals("B")||Islamic.equals("b"))
{
IslmGpa=3.0;
}
else if (Islamic.equals("C+")||Islamic.equals("c+"))
{
IslmGpa=2.5;
}
else if (Islamic.equals("C")||Islamic.equals("c"))
{
IslmGpa=2.0;
}
else if (Islamic.equals("D+")||Islamic.equals("d+"))
{
IslmGpa=1.5;
}
else if (Islamic.equals("D")||Islamic.equals("d"))
{
IslmGpa=1.0;
}
else if (Islamic.equals("F")||Islamic.equals("f"))
{
IslmGpa=0.0;
}
System.out.println("Your CGPA is =  "+IslmGpa);

/// Calculation of Inrto to Computing GPA

if (Intro.equals("A")||Intro.equals("a"))
{
IntroGpa=4.0;
}
else if (Intro.equals("A-")||Intro.equals("a-"))
{
IntroGpa=3.7;
}
else if (Intro.equals("B+")||Intro.equals("b+"))
{
IntroGpa=3.5;
}
else if (Intro.equals("B")||Intro.equals("b"))
{
IntroGpa=3.0;
}
else if (Intro.equals("C+")||Intro.equals("c+"))
{
IntroGpa=2.5;
}
else if (Intro.equals("C")||Intro.equals("c"))
{
IntroGpa=2.0;
}
else if (Intro.equals("D+")||Intro.equals("d+"))
{
IntroGpa=1.5;
}
else if (Intro.equals("D")||Intro.equals("d"))
{
IntroGpa=1.0;
}
else if (Intro.equals("F")||Intro.equals("f"))
{
IntroGpa=0.0;
}
System.out.println("Your CGPA is =  "+IntroGpa);
/// Calculatoon With Credit Hours each Subject..
ItpGpa*=4;
EngGpa*=3;
CalGpa*=3;
IslmGpa*=3;
IntroGpa*=4;
return TotlaCgpa=((ItpGpa+EngGpa+CalGpa+IslmGpa+IntroGpa)/CrdtHour);
//System.out.println("\n\n");
//System.out.println("Your CGPA is =  "+TotlaCgpa+" \n\n");
}
}

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