Add tasks for all the new languages

Task/Arithmetic-Integer/ECL/arithmetic-integer.ecl

@@ -0,0 +1,31 @@
+ArithmeticDemo(INTEGER A,INTEGER B) := FUNCTION
+  ADDit       := A + B;
+  SUBTRACTit  := A - B;
+  MULTIPLYit  := A * B;
+  INTDIVIDEit := A DIV B; //INTEGER DIVISION
+  DIVIDEit    := A / B;   //standard division
+  Remainder   := A % B;
+  EXPit       := POWER(A,B);
+  DS          := DATASET([{A,B,'A PLUS B is:',ADDit},
+                          {A,B,'A MINUS B is:',SUBTRACTit},
+			  {A,B,'A TIMES B is:',MULTIPLYit},
+			  {A,B,'A INT DIVIDE BY B is:',INTDIVIDEit},
+			  {A,B,'REMAINDER is:',Remainder},
+			  {A,B,'A DIVIDE BY B is:',DIVIDEit},
+			  {A,B,'A RAISED TO B:',EXPit}],
+			  {INTEGER AVal,INTEGER BVal,STRING18 valuetype,STRING val});
+										
+  RETURN DS;
+  END;
+	
+ArithmeticDemo(1,1);
+ArithmeticDemo(2,2);
+ArithmeticDemo(50,5);
+ArithmeticDemo(10,3);
+ArithmeticDemo(-1,2);
+	
+/* 	NOTE:Division by zero defaults to generating a zero result (0),
+   	rather than reporting a “divide by zero” error.
+   	This avoids invalid or unexpected data aborting a long job.
+   	This default behavior can be changed
+*/