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Commitae2e783

Browse files
add a solution for 953
1 parent4634824 commitae2e783

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2 files changed

+61
-25
lines changed

2 files changed

+61
-25
lines changed

‎src/main/java/com/fishercoder/solutions/_953.java

Lines changed: 31 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,7 @@
11
packagecom.fishercoder.solutions;
22

3+
importjava.util.Arrays;
4+
importjava.util.Comparator;
35
importjava.util.HashMap;
46
importjava.util.Map;
57

@@ -40,4 +42,33 @@ private boolean sorted(String firstWord, String secondWord, Map<Character, Integ
4042
returnfirstWord.length() <=secondWord.length();
4143
}
4244
}
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46+
publicstaticclassSolution2 {
47+
publicbooleanisAlienSorted(String[]words,Stringorder) {
48+
String[]copy =Arrays.copyOf(words,words.length);
49+
Arrays.sort(words,newComparator<String>() {
50+
@Override
51+
publicintcompare(Stringo1,Stringo2) {
52+
intpos1 =0;
53+
intpos2 =0;
54+
for (inti =0;i <Math.min(o1.length(),o2.length()) &&pos1 ==pos2;i++) {
55+
pos1 =order.indexOf(o1.charAt(i));
56+
pos2 =order.indexOf(o2.charAt(i));
57+
}
58+
59+
if (pos1 ==pos2 &&o1.length() !=o2.length()) {
60+
returno1.length() -o2.length();
61+
}
62+
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returnpos1 -pos2;
64+
}
65+
});
66+
for (inti =0;i <words.length;i++) {
67+
if (!copy[i].equals(words[i])) {
68+
returnfalse;
69+
}
70+
}
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returntrue;
72+
}
73+
}
4374
}

‎src/test/java/com/fishercoder/_953Test.java

Lines changed: 30 additions & 25 deletions
Original file line numberDiff line numberDiff line change
@@ -7,33 +7,38 @@
77
importstaticorg.junit.Assert.assertEquals;
88

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publicclass_953Test {
10-
privatestatic_953.Solution1solution1;
11-
privatestaticString[]words;
12-
privatestaticStringorder;
10+
privatestatic_953.Solution1solution1;
11+
privatestatic_953.Solution2solution2;
12+
privatestaticString[]words;
13+
privatestaticStringorder;
1314

14-
@BeforeClass
15-
publicstaticvoidsetup() {
16-
solution1 =new_953.Solution1();
17-
}
15+
@BeforeClass
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publicstaticvoidsetup() {
17+
solution1 =new_953.Solution1();
18+
solution2 =new_953.Solution2();
19+
}
1820

19-
@Test
20-
publicvoidtest1() {
21-
words =newString[] {"hello","leetcode"};
22-
order ="hlabcdefgijkmnopqrstuvwxyz";
23-
assertEquals(true,solution1.isAlienSorted(words,order));
24-
}
21+
@Test
22+
publicvoidtest1() {
23+
words =newString[]{"hello","leetcode"};
24+
order ="hlabcdefgijkmnopqrstuvwxyz";
25+
assertEquals(true,solution1.isAlienSorted(words,order));
26+
assertEquals(true,solution2.isAlienSorted(words,order));
27+
}
2528

26-
@Test
27-
publicvoidtest2() {
28-
words =newString[] {"word","world","row"};
29-
order ="worldabcefghijkmnpqstuvxyz";
30-
assertEquals(false,solution1.isAlienSorted(words,order));
31-
}
29+
@Test
30+
publicvoidtest2() {
31+
words =newString[]{"word","world","row"};
32+
order ="worldabcefghijkmnpqstuvxyz";
33+
assertEquals(false,solution1.isAlienSorted(words,order));
34+
assertEquals(false,solution2.isAlienSorted(words,order));
35+
}
3236

33-
@Test
34-
publicvoidtest3() {
35-
words =newString[] {"apple","app"};
36-
order ="abcdefghijklmnopqrstuvwxyz";
37-
assertEquals(false,solution1.isAlienSorted(words,order));
38-
}
37+
@Test
38+
publicvoidtest3() {
39+
words =newString[]{"apple","app"};
40+
order ="abcdefghijklmnopqrstuvwxyz";
41+
assertEquals(false,solution1.isAlienSorted(words,order));
42+
assertEquals(false,solution2.isAlienSorted(words,order));
43+
}
3944
}

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