refactor 340

fishercoder1534 · fishercoder1534 · commit ad8f84814123 · 2019-01-22T14:12:41.000-08:00
diff --git a/src/main/java/com/fishercoder/solutions/_340.java b/src/main/java/com/fishercoder/solutions/_340.java
@@ -29,9 +29,7 @@ public int lengthOfLongestSubstringKDistinct(String s, int k) {
                     num++;
                 }
                 if (num > k) {
-                    while (--count[s.charAt(left++)] > 0) {
-                    }
-                    ;
+                    while (--count[s.charAt(left++)] > 0);
                     num--;
                 }
                 result = Math.max(result, right - left + 1);
@@ -41,7 +39,7 @@ public int lengthOfLongestSubstringKDistinct(String s, int k) {
     }
 
     public static class Solution2 {
-        /**This is a more generic solution for any characters.*/
+        /**This is a more generic solution for any characters, not limited to ASCII characters.*/
         public int lengthOfLongestSubstringKDistinct(String s, int k) {
             Map<Character, Integer> map = new HashMap<>();
             int longest = 0;

Original file line number	Diff line number	Diff line change
`@@ -29,9 +29,7 @@ public int lengthOfLongestSubstringKDistinct(String s, int k) {`
`29`	`29`	`num++;`
`30`	`30`	`}`
`31`	`31`	`if (num > k) {`
`32`		`- while (--count[s.charAt(left++)] > 0) {`
`33`		`- }`
`34`		`- ;`
	`32`	`+ while (--count[s.charAt(left++)] > 0);`
`35`	`33`	`num--;`
`36`	`34`	`}`
`37`	`35`	`result = Math.max(result, right - left + 1);`
`@@ -41,7 +39,7 @@ public int lengthOfLongestSubstringKDistinct(String s, int k) {`
`41`	`39`	`}`
`42`	`40`
`43`	`41`	`public static class Solution2 {`
`44`		`- /*This is a more generic solution for any characters./`
	`42`	`+ /*This is a more generic solution for any characters, not limited to ASCII characters./`
`45`	`43`	`public int lengthOfLongestSubstringKDistinct(String s, int k) {`
`46`	`44`	`Map<Character, Integer> map = new HashMap<>();`
`47`	`45`	`int longest = 0;`