In  this tutorial, we will see “How to find Missing Number in an Array using Java 8 Streams?”

Find missing number in an array in java 8 using streams

Java 8 – How to find missing number in an array using Streams? Click To Tweet

 

Output:

Find missing number in an array in java 8 using streams

In  the above code, we use the Java 8 stream API and along with that, the max and sum methods to find the missing number in the provided array. The variable denotes by expectedSum holds the sum of all numbers from 1 to the maximum value in the given array. While on the other hand, the variables denotes by actualSum holds the sum of all numbers in the array. At last, the missing number is figured out by subtracting the actual sum value from the expected sum value.

Find missing number in an array in java 8 using streams

Java 8 – How to find missing number in an array using Streams? Click To Tweet

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