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Add solution #3

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35b1bcc
Add solution
xdongyan Aug 8, 2017
f781d8d
Add Solution
xdongyan Aug 8, 2017
0566dd4
Add commond
xdongyan Aug 8, 2017
09aa910
format and add main()
xdongyan Aug 8, 2017
923718c
remove unwant files
xdongyan Aug 8, 2017
a34f601
Merge branch 'Eason' of https://github.com/xdongyan/Leetcode-1 into E…
xdongyan Aug 8, 2017
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Add Solution
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@xdongyan
xdongyan committed Aug 8, 2017
commit f781d8d76ca60a6ac4e9ab293ad7f1322583e621
6 changes: 3 additions & 3 deletions src/main/java/com/fishercoder/solutions/_451.java
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Original file line number Diff line number Diff line change
Expand Up @@ -47,9 +47,9 @@ public class _451 {
public String frequencySort(String s) {
Map<Character, Integer> map = new HashMap();
for (char c : s.toCharArray()) map.put(c, map.getOrDefault(c, 0) + 1);
List<Map.Entry<Character, Integer>> list = new ArrayList<>(map.entrySet());
Collections.sort(list, (o1, o2) -> (o2.getValue()).compareTo(o1.getValue()));
StringBuilder stringBuilder = new StringBuilder();
List<Map.Entry<Character, Integer>> list = new ArrayList<>(map.entrySet());
Collections.sort(list, (o1, o2) -> (o2.getValue()).compareTo(o1.getValue()));
StringBuilder stringBuilder = new StringBuilder();
for (Map.Entry<Character, Integer> entry : list) {
for (int i = 0; i < entry.getValue(); i++) {
stringBuilder.append(entry.getKey());
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