@@ -0,0 +1,474 @@
+public class Triangle %7B%0A%0A%09public final int a;%0A%09public final int b;%0A%09public final int c;%0A%0A%09public Triangle(int a, int b, int c) %7B%0A%09%09this.a = a;%0A%09%09this.b = b;%0A%09%09this.c = c;%0A%09%7D%0A%0A%09public boolean isIsosceles() %7B%0A%09%09return a == b %7C%7C a == c;%0A%09%7D%0A%0A%09public boolean isEquilateral() %7B%0A%09%09return a == b && a == c;%0A%09%7D%0A%0A%09public boolean isScalene() %7B%0A%09%09return !isIsosceles() && !isEquilateral();%0A%09%7D%0A%09%0A%09public boolean isTriangle()%7B%0A    return (a + b %3C= c && a + c %3C= b && b + c %3C= a); %0A  %7D%0A%0A%7D%0A

Create Triangle.java