refactor(Programming Basics - Functions - Exercise 1): Function name consistency restored

Programming Basics/Functions/Exercise 1/src/Task.kt

@@ -1,8 +1,8 @@
 // Functions/Task1.kt
 package functionsExercise1
 
-fun getSquare(i: Int): Int = i * i
+fun squareInt(i: Int): Int = i * i
 
 fun main() {
-  println(getSquare(2))  // 4
+  println(squareInt(2))  // 4
 }

Programming Basics/Functions/Exercise 1/test/Tests.kt

@@ -9,8 +9,8 @@ import util.TIMEOUT
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
 class TestFunctionsExercise1 {
   private fun testFunction(i: Int) {
-    Assert.assertEquals("getSquare($i) should return ${i * i}",
-      i * i, getSquare(i))
+    Assert.assertEquals("squareInt($i) should return ${i * i}",
+      i * i, squareInt(i))
   }
 
   @Test(timeout = TIMEOUT)