diff --git a/kotlin/Two-Sum.kt b/kotlin/Two-Sum.kt new file mode 100644 index 000000000..62c1c604c --- /dev/null +++ b/kotlin/Two-Sum.kt @@ -0,0 +1,21 @@ +package kotlin + +class Solution { + fun twoSum(nums: IntArray, target: Int): IntArray { + val prevMap: HashMap = HashMap() + for (i in nums.indices) { + val num = nums[i] + val diff = target - num + if (prevMap.containsKey(diff)) { + return intArrayOf(prevMap[diff]!!, i) + } + prevMap[num] = i + } + return intArrayOf() + } +} + +fun main() { + val result = Solution().twoSum(intArrayOf(2, 7, 11, 15), 9) + println(result.contentToString()) +} \ No newline at end of file pFad - Phonifier reborn

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