Question

C++

Write a program that writes the grades for 3 students. Declare a variable of type ofstream which is used to output a stream into a file: ofstream output; // output is the name of the variable Prompt the user to input values for the grades of 3 students. Use the output operator (<<) to write the grades into grades.txt: output << grade1 << " " << grade2 << " " << grade3 << endl; You may use IO manipulation commands (e.g. setw) in the above statement.

Answer 1

#include<iostream>
#include<fstream>
using namespace std;

int main(){
int grade1,grade2,grade3;

ofstream outfile;
outfile.open("grades.txt");//open out put file to write data
cout<<"Enter grades:";
cin>>grade1>>grade2>>grade3;//read grades
outfile<<grade1<<" "<<grade2<<" "<<grade3<<endl;//write to file
outfile.close();//close file
}

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