Answer to Question #172079 in C++ for Kamalakannan.E

Question

Display students details in the following format using manipulats

Rollno Name Marks average

------  ---   ----   -------

1        Ram  490    98.17

2        Kala  450     96.23

Answer 1

#include <string>
#include <iostream>
#include <iomanip>
using namespace std;


struct Student {
    int no;
    string name;
    int marks;
    double avrg;
};


void PrintStudents(const Student* students, int n) {
    cout << fixed << setprecision(2) << left;
    cout << "Rollno" << " " << setw(8) <<"Name" << " " 
         << setw(5) << "Marks" << " " << setw(7) <<"average" << endl;
    cout << "------" << " " << "--------" << " " 
         << "-----" << " " << "-------" << endl;
    for (int i=0; i<n; i++) {
        cout << setw(6) << students[i].no << " " 
             << setw(8) << students[i].name << " " 
             << setw(5) << students[i].marks << " " 
             << setw(7) << students[i].avrg << endl;
    }
}


int main() {
    Student students[] = { {1, "Ram", 490, 98.17},
                          {2, "Kala", 450, 96.23} };
    PrintStudents(students, sizeof(students)/sizeof(students[0]));
}