in c$++$Create a class with following characteristics

First constructor accepts two integer parameters N$1$ and N$2$ and displays addition of $2$ numbers.

Second constructor accepts three integer parameters N$1,$ N$2$ and N$3$ and displays addition of $3$ numbers.

Input

$10$

$20$

$45$

where

First line represents a value of N$1.$

Second line represents a value of N$2.$

Thrid line represents a value N$3.$

Output

$30$

$75$

#include

#include

#include

using namespace std;

int main$()\{$

int N$1,$N$2,$N$3$;

cin $>>$ N$1$;

cin $>>$ N$2$;

cin $>>$ N$3$;

$\}$