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Commitf986b8a

Browse files
refactor 75
1 parent3876a86 commitf986b8a

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2 files changed

+107
-49
lines changed

2 files changed

+107
-49
lines changed

‎src/main/java/com/fishercoder/solutions/_75.java

Lines changed: 7 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -4,13 +4,13 @@ public class _75 {
44

55
publicstaticclassSolution1 {
66
publicvoidsortColors(int[]nums) {
7-
intzero =0;
8-
inttwo =nums.length -1;
9-
for (inti =0;i <=two; ) {
10-
if (nums[i] ==0 &&i >zero) {
11-
swap(nums,i,zero++);
12-
}elseif (nums[i] ==2 &&i <two) {
13-
swap(nums,i,two--);
7+
intzeroIndex =0;
8+
inttwoIndex =nums.length -1;
9+
for (inti =0;i <=twoIndex; ) {
10+
if (nums[i] ==0 &&i >zeroIndex) {
11+
swap(nums,i,zeroIndex++);
12+
}elseif (nums[i] ==2 &&i <twoIndex) {
13+
swap(nums,i,twoIndex--);
1414
}else {
1515
i++;
1616
}

‎src/test/java/com/fishercoder/_75Test.java

Lines changed: 100 additions & 42 deletions
Original file line numberDiff line numberDiff line change
@@ -7,46 +7,104 @@
77
importstaticorg.junit.Assert.assertArrayEquals;
88

99
publicclass_75Test {
10-
privatestatic_75.Solution1solution1;
11-
privatestaticint[]nums;
12-
13-
@BeforeClass
14-
publicstaticvoidsetup() {
15-
solution1 =new_75.Solution1();
16-
}
17-
18-
@Test
19-
publicvoidtest1() {
20-
nums =newint[] {2,2,1};
21-
solution1.sortColors(nums);
22-
assertArrayEquals(newint[] {1,2,2},nums);
23-
}
24-
25-
@Test
26-
publicvoidtest2() {
27-
nums =newint[] {0,1,2,0,2,1};
28-
solution1.sortColors(nums);
29-
assertArrayEquals(newint[] {0,0,1,1,2,2},nums);
30-
}
31-
32-
@Test
33-
publicvoidtest3() {
34-
nums =newint[] {0};
35-
solution1.sortColors(nums);
36-
assertArrayEquals(newint[] {0},nums);
37-
}
38-
39-
@Test
40-
publicvoidtest4() {
41-
nums =newint[] {1,0};
42-
solution1.sortColors(nums);
43-
assertArrayEquals(newint[] {0,1},nums);
44-
}
45-
46-
@Test
47-
publicvoidtest5() {
48-
nums =newint[] {2};
49-
solution1.sortColors(nums);
50-
assertArrayEquals(newint[] {2},nums);
51-
}
10+
privatestatic_75.Solution1solution1;
11+
privatestaticint[]nums;
12+
13+
@BeforeClass
14+
publicstaticvoidsetup() {
15+
solution1 =new_75.Solution1();
16+
}
17+
18+
@Test
19+
publicvoidtest1() {
20+
nums =newint[]{2,2,1};
21+
solution1.sortColors(nums);
22+
assertArrayEquals(newint[]{1,2,2},nums);
23+
}
24+
25+
@Test
26+
publicvoidtest2() {
27+
nums =newint[]{0,1,2,0,2,1};
28+
solution1.sortColors(nums);
29+
assertArrayEquals(newint[]{0,0,1,1,2,2},nums);
30+
}
31+
32+
@Test
33+
publicvoidtest3() {
34+
nums =newint[]{1,0,2};
35+
solution1.sortColors(nums);
36+
assertArrayEquals(newint[]{0,1,2},nums);
37+
}
38+
39+
@Test
40+
publicvoidtest4() {
41+
nums =newint[]{1,0};
42+
solution1.sortColors(nums);
43+
assertArrayEquals(newint[]{0,1},nums);
44+
}
45+
46+
@Test
47+
publicvoidtest5() {
48+
nums =newint[]{2};
49+
solution1.sortColors(nums);
50+
assertArrayEquals(newint[]{2},nums);
51+
}
52+
53+
@Test
54+
publicvoidtest6() {
55+
nums =newint[]{2,0,1};
56+
solution1.sortColors(nums);
57+
assertArrayEquals(newint[]{0,1,2},nums);
58+
}
59+
60+
@Test
61+
publicvoidtest7() {
62+
nums =newint[]{0};
63+
solution1.sortColors(nums);
64+
assertArrayEquals(newint[]{0},nums);
65+
}
66+
67+
@Test
68+
publicvoidtest8() {
69+
nums =newint[]{2,2};
70+
solution1.sortColors(nums);
71+
assertArrayEquals(newint[]{2,2},nums);
72+
}
73+
74+
@Test
75+
publicvoidtest9() {
76+
nums =newint[]{2};
77+
solution1.sortColors(nums);
78+
assertArrayEquals(newint[]{2},nums);
79+
}
80+
81+
@Test
82+
publicvoidtest10() {
83+
nums =newint[]{1};
84+
solution1.sortColors(nums);
85+
assertArrayEquals(newint[]{1},nums);
86+
}
87+
88+
@Test
89+
publicvoidtest11() {
90+
nums =newint[]{1,2,0};
91+
solution1.sortColors(nums);
92+
assertArrayEquals(newint[]{0,1,2},nums);
93+
}
94+
95+
@Test
96+
publicvoidtest12() {
97+
nums =newint[]{1,2,1};
98+
solution1.sortColors(nums);
99+
assertArrayEquals(newint[]{1,1,2},nums);
100+
}
101+
102+
@Test
103+
publicvoidtest13() {
104+
nums =newint[]{2,0,2,1,1,0};
105+
solution1.sortColors(nums);
106+
assertArrayEquals(newint[]{0,0,1,1,2,2},nums);
107+
}
108+
109+
52110
}

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