Write a program to calculate the sum of n complex numbers using array of objects

import java.io.*;

class complexn25

{

int real;

int img;

public void input()

throws IOException

{

BufferedReader br=new BufferedReader(new InputStreamReader(System.in));

System.out.println("enter the real and imaginary part");

real=Integer.parseInt(br.readLine());

img=Integer.parseInt(br.readLine());

}

public void sum(complexn25 c[])

{

complexn25 s=new complexn25();

real=c[0].real;

img=c[0].img;

for(int i=1;i<c.length;i++)

{

real=real+c[i].real;

img=img+c[i].img;

}

System.out.println(real+"+"+img+"i");

}

}

class complexn25main

{

public static void main(String[] arg)

throws IOException

{

int n=0;

complexn25 p=new complexn25();

BufferedReader br=new BufferedReader(new InputStreamReader(System.in));

System.out.println("enter the number of complex numbers");

n=Integer.parseInt(br.readLine());

complexn25[] c=new complexn25[n];

for(int i=0;i<n;i++)

{

c[i]=new complexn25();

c[i].input();

}

complexn25 s=new complexn25();

s.sum(c);

}

}import java.io.*;

class complexn25

{

int real;

int img;

public void input()

throws IOException

{

BufferedReader br=new BufferedReader(new InputStreamReader(System.in));

System.out.println("enter the real and imaginary part");

real=Integer.parseInt(br.readLine());

img=Integer.parseInt(br.readLine());

}

public void sum(complexn25 c[])

{

complexn25 s=new complexn25();

real=c[0].real;

img=c[0].img;

for(int i=1;i<c.length;i++)

{

real=real+c[i].real;

img=img+c[i].img;

}

System.out.println(real+"+"+img+"i");

}

}

class complexn25main

{

public static void main(String[] arg)

throws IOException

{

int n=0;

complexn25 p=new complexn25();

BufferedReader br=new BufferedReader(new InputStreamReader(System.in));

System.out.println("enter the number of complex numbers");

n=Integer.parseInt(br.readLine());

complexn25[] c=new complexn25[n];

for(int i=0;i<n;i++)

{

c[i]=new complexn25();

c[i].input();

}

complexn25 s=new complexn25();

s.sum(c);

}

}