fix the error

[nerdyboy11]

// in Mr. Smith's mathematics class.
// Several errors have been made in the if statements.
// Eliminate the errors and compile and run.
//include files...
#include <iostream>

using namespace std;

int main()
{
//local declarations..
int classification; //classification of a student

// input student's information
cout << "Enter the student's classification (1 = freshman,"
<< endl;
cout << "2 = sophomore, etc.): ";
cin >> classification;
cout << "classification = " << classification ;
cout <<endl;

//check for a valid class and proceed accordingly
// classification 1 : freshman
// classification 2 : sophomore
// classification 3 : junior
// classification 4 : senior
// classification 5 : graduate
// classification is not above : "You entered an invalid class "

if (classification >= 1 && classification <= 5)
{
//display classification
cout << "Your classification is " ;
if (classification==1); // An error here
cout << "freshman";
else if(classification==2)
cout << "sophomore";
else if(classification==2) // An error here
cout << "junior";
else if(classification==2) // An error here
cout << "senior";
else
cout << "graduate";
cout << endl;
// An error here
else
cout << "You entered an invalid class " << endl;


//include files...
#include <iostream>
using namespace std;

int main()
{
//local declarations..

int test1, test2, test3; //three test scores
float average;
char grade;

// get the three test scores
cout << "Enter three test scores: ";
cin >> test1 >> test2 >> test3;
cout << "test1 = " << test1 << endl;
cout << "test2 = " << test2 << endl;
cout << "test3 = " << test3 << endl;
//find average and display pass/fail status
//calculate the average score
average = (test1 + test2 + test3)/3.0;
//print the student's letter grade
// A for >=90
// B for >=80
// C for >=70
// D for >=60
// F below 60


if (average >= 90)
grade = 'A';
if (average >= 80) // An error here
grade = 'B';
if (average >= 70) // An error here
grade = 'C';
if (average <= 60) [b]// Two errors here
grade = 'D';
else
grade = 'F';

cout <<"Your grade is " << grade << endl;

if ( grade = 'A') // An error here
cout <<"You are an excellent student" << endl;

[S G H]

Besides being in the wrong section (Should be in Beginners), this is so rude.

We don't do your homeworks.
Go study.

[ShodanHo]

If you can't solve questions this simple, you are wasting your time studying.