Merge pull request #1 from mert-aydin/master

upperdim · web-flow · commit 7b1478adc203 · 2023-03-13T01:32:51.000+03:00
eliminated unnecessary object types
diff --git a/FunctionPointerDemo.java b/FunctionPointerDemo.java
@@ -1,3 +1,5 @@
+import java.util.Arrays;
+
 interface FunctionWrapper {
 	int methodSignature(int n);
 }
@@ -18,7 +20,6 @@ public static void main(String[] args) {
 		FunctionWrapper functionPointer = FunctionPointerDemo::increment;
 		myObjective(arr, functionPointer);
 
-		for (int elem : arr)
-			System.out.print(elem + " ");
+		System.out.println(Arrays.toString(arr));
 	}
 }
diff --git a/FunctionPointerDemo2.java b/FunctionPointerDemo2.java
@@ -1,22 +1,21 @@
+import java.util.Arrays;
 import java.util.function.Function;
 
 public class FunctionPointerDemo2 {
-    static Integer increment(Integer n) {
+    static int increment(int n) {
         return n + 1;
     }
 
-    static void myObjective(Integer[] arr, Function<Integer, Integer> f) {
+    static void myObjective(int[] arr, Function<Integer, Integer> f) {
         for (int i = 0; i < arr.length; ++i) {
             arr[i] = f.apply(arr[i]);
         }
     }
 
     public static void main(String[] args) {
-        Integer[] arr = {0, 1, 2, 3, 4};
-        myObjective(arr,  FunctionPointerDemo2::increment);
+        int[] arr = {0, 1, 2, 3, 4};
+        myObjective(arr, FunctionPointerDemo2::increment);
 
-        for (Integer elem : arr) {
-            System.out.print(elem + " ");
-        }
+        System.out.println(Arrays.toString(arr));
     }
-}
+}

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,5 @@`
	`1`	`+import java.util.Arrays;`
	`2`	`+`
`1`	`3`	`interface FunctionWrapper {`
`2`	`4`	`int methodSignature(int n);`
`3`	`5`	`}`
`@@ -18,7 +20,6 @@ public static void main(String[] args) {`
`18`	`20`	`FunctionWrapper functionPointer = FunctionPointerDemo::increment;`
`19`	`21`	`myObjective(arr, functionPointer);`
`20`	`22`
`21`		`- for (int elem : arr)`
`22`		`- System.out.print(elem + " ");`
	`23`	`+ System.out.println(Arrays.toString(arr));`
`23`	`24`	`}`
`24`	`25`	`}`