Commit a5505e1

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update: 001

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Lines changed: 4 additions & 3 deletions

Original file line number	Diff line number	Diff line change
`@@ -44,11 +44,12 @@ class Solution {`
`44`	`44`	```java
`45`	`45`	`class Solution {`
`46`	`46`	`public int[] twoSum(int[] nums, int target) {`
`47`		`- int len = nums.length;`
	`47`	`+ finalint len = nums.length;`
`48`	`48`	`HashMap<Integer, Integer> map = new HashMap<>();`
`49`	`49`	`for (int i = 0; i < len; ++i) {`
`50`		`- if (map.containsKey(nums[i])) {`
`51`		`- return new int[]{map.get(nums[i]), i};`
	`50`	`+ final Integer value = map.get(nums[i]);`
	`51`	`+ if (value != null) {`
	`52`	`+ return new int[] { value, i };`
`52`	`53`	`}`
`53`	`54`	`map.put(target - nums[i], i);`
`54`	`55`	`}`

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