C++ Program to Calculate Grade of Student:
C++ Program to Find Grade of Student:
C++ programs:
Calculate Grade of Student:
Source code:
// C++ Program to Find Grade of Student
#include<iostream>
/* iostream provides basic
input and output services for C++ programs */
using namespace std;
int main()
// Th execution of program start with the main function
{
int i;
//Variable Declarations specify the type followed by the name
//Initialization is the process of assign the value to a variable
float mark, sum=0, avg;
cout<<"Enter Marks obtained in 5 Subjects: ";
// cout is used to display the same statement in the output.
for(i=0; i<5; i++)// For Loop
{
cin>>mark;
sum = sum+mark;
}
avg = sum/5;
cout<<"\nGrade = ";
if(avg>=91 && avg<=100)
/* if else statement Use if to specify
a block of code to be executed,
if a specified condition is true. */
cout<<"A+";
else if(avg>=81 && avg<91)
/* Use else if to specify a new condition to test,
if the first condition is false.*/
cout<<"A";
else if(avg>=71 && avg<81)
cout<<"B+";
else if(avg>=61 && avg<71)
cout<<"B";
else if(avg>=51 && avg<61)
cout<<"C+";
else if(avg>=41 && avg<51)
cout<<"C";
else if(avg>=33 && avg<41)
cout<<"D";
else if(avg>=21 && avg<33)
cout<<"E+";
else if(avg>=0 && avg<21)
cout<<"E";
else
/* Use else to specify a block of code to be executed,
if the same condition is false.*/
cout<<"Invalid!";
cout<<endl;
return 0;
}
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