Please fix the code below because it is incomplete in the main function:

My output should be print out like this:

the assignments :

#include

#include

using namespace std ;

class Polynomial

{

private:

int degree;

int *coef;

public:

Polynomial()

{

degree=0;

}

Polynomial(int d)

{

degree=d;

coef=new int[d+1];

for(int i=0;i

coef[i]=0;

}

Polynomial(int*c ,int d )

{

degree=d;

coef=new int[d+1];

for(int i=0;i

coef[i]=c[i];

}

int getDegree()

{

return degree;

}

int* getCoef()

{

return coef;

}

friend Polynomial add(Polynomial a,Polynomial b)

{

int n,flag=0;

if(a.degree>b.degree)

{

n=a.degree;

flag=1;

}

else

n=b.degree;

int *ans=new int[n+1];

if(flag)

{

int i;

for(i=0;i

{

ans[i]=a.coef[i]+b.coef[i];

}

for(;i

{

ans[i]=a.coef[i];

}

}

else

{

int i;

for(i=0;i

{

ans[i]=a.coef[i]+b.coef[i];

}

for(;i

{

ans[i]=b.coef[i];

}

}

Polynomial p(ans,n);

return p;

}

friend Polynomial subtract(Polynomial a,Polynomial b)

{

int n,flag=0;

if(a.degree>b.degree)

{

n=a.degree;

flag=1;

}

else

n=b.degree;

int *ans=new int[n+1];

if(flag)

{

int i;

for(i=0;i

{

ans[i]=a.coef[i]-b.coef[i];

}

for(;i

{

ans[i]=a.coef[i];

}

}

else

{

int i;

for(i=0;i

{

ans[i]=a.coef[i]-b.coef[i];

}

for(;i

{

ans[i]=-b.coef[i];

}

}

Polynomial p(ans,n);

return p;

}

};

int main()

{

ifstream infile;

infile.open("A.txt");

if (infile.fail()) {

cout

exit(1);

}

int degree_A;

infile >> degree_A;

int* coef_A = new int[degree_A+1];

for (int i = 0; i

coef_A[i] = 0;

int coef, exp;

while (!infile.eof())

{

infile >> coef >> exp;

coef_A[exp] = coef;

}

infile.close();

// read data from B.txt

infile.open("B.txt");

if (infile.fail()) {

cout

exit(1);

}

int degree_B;

infile >> degree_B;

int* coef_B = new int[degree_B + 1];

for (int i = 0; i

coef_B[i] = 0;

while (!infile.eof())

{

infile >> coef >> exp;

coef_B[exp] = coef;

}

infile.close();

Polynomial p1(coef_A, degree_A);

Polynomial p2(coef_B, degree_B);

Polynomial p3 = add(p1, p2);

Polynomial p4 = subtract(p1, p2);

cout

int *ans1=p3.getCoef();

int*ans2=p4.getCoef();

for(int i=0;i

cout

cout

for(int i=0;i

cout

cout

return 0;

}

input output Implement a polynomial class with a member data of a dynamic array. A.txt A=4x7+5x6+3x3+2x1+8x0 egree (7) 45328876310 Dynamic array B.txt B=6x8+3x6+4x5+8x3+3x1+2x0 degree A=4x7+5x6+3x3+2x1+8x0ObjectAcoefdegree B=6x8+3x6+4x5+8x3+3x1+2x0 input output Implement a polynomial class with a member data of a dynamic array. A.txt A=4x7+5x6+3x3+2x1+8x0 egree (7) 45328876310 Dynamic array B.txt B=6x8+3x6+4x5+8x3+3x1+2x0 degree A=4x7+5x6+3x3+2x1+8x0ObjectAcoefdegree B=6x8+3x6+4x5+8x3+3x1+2x0