Created
June 3, 2020 10:13
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#hashmap
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| class Solution { | |
| public int[] twoSum(int[] nums, int target) { | |
| Map<Integer,Integer> map=new HashMap<>(); | |
| int arr[]=new int [2]; | |
| for(int i=0;i<nums.length;i++) { | |
| if(map.containsKey(target-nums[i])) { | |
| arr[0]=map.get(target-nums[i]); | |
| arr[1]=i; | |
| return arr; | |
| }else { | |
| map.put(nums[i],i); | |
| } | |
| } | |
| return arr; | |
| } | |
| } |
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