optimization

realDuYuanChao · realDuYuanChao · commit 34869cb5cb5d · 2020-08-21T00:00:48.000+08:00
diff --git a/Maths/AliquotSum.java b/Maths/AliquotSum.java
@@ -25,7 +25,7 @@ public static void main(String[] args) {
      */
     public static int aliquotSum(int number) {
         int sum = 0;
-        for (int i = 1; i < number; ++i) {
+        for (int i = 1, limit = number / 2; i <= limit; ++i) {
             if (number % i == 0) {
                 sum += i;
             }

Original file line number	Diff line number	Diff line change
`@@ -25,7 +25,7 @@ public static void main(String[] args) {`
`25`	`25`	`*/`
`26`	`26`	`public static int aliquotSum(int number) {`
`27`	`27`	`int sum = 0;`
`28`		`- for (int i = 1; i < number; ++i) {`
	`28`	`+ for (int i = 1, limit = number / 2; i <= limit; ++i) {`
`29`	`29`	`if (number % i == 0) {`
`30`	`30`	`sum += i;`
`31`	`31`	`}`