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  1. Prepare
  2. Linux Shell
  3. Arrays in Bash
  4. Lonely Integer - Bash!
  5. Discussions

Lonely Integer - Bash!

  • rahuljindal157
     + 0 comments

    using the concept of XOR

    #!/bin/bash

read a
read -a arr
count="${#arr[@]}"
ans="${arr[0]}"


for((i=1;i<count;i++));do
    (( ans= ans ^ "${arr[i]}" ))
done

echo "$ans"