Categorygithub.com/szhou12/leetcode-goleetcode0217-Contains-Duplicate
package
0.0.0-20241220224003-b7cf03a90b2b
Repository: https://github.com/szhou12/leetcode-go.git
Documentation: pkg.go.dev
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# README

217. Contains Duplicate

Solution idea

HashMap to check dupicates.

Time complexity = $O(n)$