Why is it showing both in output

Question

https://code.sololearn.com/cD1SRwTQ7D4I/?ref=app

Answer 1

if (a+b+c==180) {
if ( (a==90 || b==90 || c==90) && (a==b || b==c || a==c) )
System.out.println("ISOSCELES RIGHT∆");
else if( (a==90 || b==90 || c==90) && (a!=b && b!=c && c!=a) )
System.out.println("Right ∆");
}

Answer 2

Vishesh Kumar

That is why we have

else if ()