Level: intermediate
Question: Write a Java program to find the first missing positive integer in an array.
Solution:
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More Problems
Write a Java program to find the subarray with the given sum.
Write a Java program to sort a nearly sorted (or K-sorted) array.
Write a Java program to find the smallest and second smallest elements in an array.
Write a Java program to implement a LRU cache.
Write a Java program to find the minimum spanning tree of a graph using Kruskal's algorithm.