change printNi method to static

fishercoder1534 · fishercoder1534 · commit 989abccb239b · 2016-08-19T08:07:57.000-07:00
diff --git a/Common/src/classes/NestedInteger.java b/Common/src/classes/NestedInteger.java
@@ -45,7 +45,7 @@ public List<NestedInteger> getList() {
         return list;
     }
     
-    public String printNi(NestedInteger thisNi, StringBuilder sb){
+    public static String printNi(NestedInteger thisNi, StringBuilder sb){
         if(thisNi.isInteger()) {
             sb.append(thisNi.integer);
             sb.append(",");

Original file line number	Diff line number	Diff line change
`@@ -45,7 +45,7 @@ public List<NestedInteger> getList() {`
`45`	`45`	`return list;`
`46`	`46`	`}`
`47`	`47`
`48`		`- public String printNi(NestedInteger thisNi, StringBuilder sb){`
	`48`	`+ public static String printNi(NestedInteger thisNi, StringBuilder sb){`
`49`	`49`	`if(thisNi.isInteger()) {`
`50`	`50`	`sb.append(thisNi.integer);`
`51`	`51`	`sb.append(",");`