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Commit1465f40

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Update Custom Sort String.java
1 parentb980b29 commit1465f40

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+17
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1 file changed

+17
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‎Medium/Custom Sort String.java

Lines changed: 17 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -1,16 +1,23 @@
11
classSolution {
22
publicStringcustomSortString(Stringorder,Strings) {
3-
Map<Character,Integer>map =newHashMap<>();
4-
intposition =1;
3+
Map<Character,Integer>frequency =newHashMap<>();
4+
for (charc :s.toCharArray()) {
5+
frequency.put(c,frequency.getOrDefault(c,0) +1);
6+
}
7+
StringBuildersb =newStringBuilder();
58
for (charc :order.toCharArray()) {
6-
map.put(c,position++);
9+
intcount =frequency.getOrDefault(c,0);
10+
while (count-- >0) {
11+
sb.append(c);
12+
}
13+
frequency.put(c,0);
14+
}
15+
for (Characterkey :frequency.keySet()) {
16+
intcount =frequency.getOrDefault(key,0);
17+
while (count-- >0) {
18+
sb.append(key);
19+
}
720
}
8-
returns.chars()
9-
.mapToObj(c -> (char)c)
10-
.sorted(Comparator.comparing(o ->map.getOrDefault(o,0)))
11-
.collect(Collector.of(StringBuilder::new,
12-
StringBuilder::append,
13-
StringBuilder::append,
14-
StringBuilder::toString));
21+
returnsb.toString();
1522
}
1623
}

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