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Commit cdf5978

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solves #2716: Minimize String Length in java
1 parent bcaf090 commit cdf5978

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‎README.txt

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| 2696 | [Minimum String Length After Removing Substrings](https://leetcode.com/problems/minimum-string-length-after-removing-substrings) | [![Java](assets/java.png)](src/MinimumStringLengthAfterRemovingSubstrings.java) | |
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| 2697 | [Lexicographically Smallest Palindrome](https://leetcode.com/problems/lexicographically-smallest-palindrome) | [![Java](assets/java.png)](src/LexicographicallySmallestPalindrome.java) | |
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| 2706 | [Buy Two Chocolates](https://leetcode.com/problems/buy-two-chocolates) | [![Java](assets/java.png)](src/BuyTwoChocolates.java) | |
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| 2710 | [Remove Trailing Zeros From a String](https://leetcode.com/problems/remove-trailing-zeros-from-a-string) | [![Java](assets/java.png)](src/RemoveTrailingZerosFromAString.java) | |
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| 2716 | [Minimize String Length](https://leetcode.com/problems/minimize-string-length) | | |
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| 2710 | [Remove Trailing Zeros From a String](https://leetcode.com/problems/remove-trailing-zeros-from-a-string) | [![Java](assets/java.png)](src/RemoveTrailingZerosFromAString.java) | |
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| 2716 | [Minimize String Length](https://leetcode.com/problems/minimize-string-length) | [![Java](assets/java.png)](src/MinimizeStringLength.java) | |
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| 2717 | [Semi-Ordered Permutation](https://leetcode.com/problems/semi-ordered-permutation) | | |
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| 2728 | [Count Houses in a Circular Street](https://leetcode.com/problems/count-houses-in-a-circular-street) | | |
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| 2729 | [Check if The Number is Fascinating](https://leetcode.com/problems/check-if-the-number-is-fascinating) | | |

‎src/MinimizeStringLength.java

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// https://leetcode.com/problems/minimize-string-length
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// T: O(N)
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// S: O(1)
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import java.util.HashSet;
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import java.util.Set;
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public class MinimizeStringLength {
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public int minimizedStringLength(String s) {
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final Set<Character> letters = new HashSet<>();
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for (int i = 0 ; i < s.length() ; i++) {
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letters.add(s.charAt(i));
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}
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return letters.size();
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}
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}

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