Please write 2 codes for these:

C0_GRADES::C0_LIST(int x)

{

// your code goes below:

}

void

C0_GRADES::C0_MIN(int x)

{

// your code goes below:

}

#include

#include

#include

using namespace std;

ifstream i_f; // declare a pointer to an input file;

ofstream o_f("output.txt", ios::out);

company C0_GRADES{

public: // public methods for this class

C0_GRADES(int, int); // constructor;

void C0_LIST(int); // a method; // example usage: g.C0_LIST(x); // if x is 1, list the employee ids; // if x is 2, list the employee ids and test grades; // returns no values;

void C0_MIN(int); // another method; // example usage: e.C0_MIN(x); // find the minimum grade for test x; // returns no values;

protected: // protected var to be used by this company and its derivative

// company only (not from main)

int n; // no of employees;

int e; // no of test;

int id[20]; // an integer array to hold the ids;

int pin[20]; // an integer array to hold the pins;

int grades[20][10]; // 2-dim array to hold test grades;

};

C0_GRADES::C0_GRADES(int x, int y)

{

int i, j;

n = x;

e = y;

i_f.open("employeeGrades.txt", ios::in); // open input file;

for(i =0; i

{

i_f >> id[i] >> pin[i];

for(j = 0; j

{

i_f >> grades[i][j];

}

}

i_f.close(); // close input file;

i_f.clear(); // rewind file pointer to the top of the file;

o_f

}

void

C0_GRADES::C0_LIST(int x)

{

// your code goes below:

}

void

C0_GRADES::C0_MIN(int x)

{

// your code goes below:

}

"employeeGrades.txt"

ids 1111 3333 2222 4444 grades 11 90 90 80 33 80 70 60 22 20 30 70 44 60 50 70 Output expected like these: OBJECT HAS 4 employS, EACH WITH 3 tests. START CO_LIST employ IDS: 1111 3333 2222 4444 END PO_LIST OBJECT HAS 4 employs, EACH WITH 3 tests. START CO_LIST Employs IDS AND tests GRADES: 1111 90 90 80 3333 80 70 60 2222 20 30 70 4444 60 50 70 END CO_LIST START CO_MIN MINIMUM FOR 4 employs IN test 1 IS 30. END CO_MIN START CO_LIST employs IDS AND tests GRADES: 1111 90 80 3333 80 70 60 2222 20 30 70 4444 60 50 70 END CO_LIST 90