Question: For an array arr of n positive integers, count the unordered pairs ( i , j ) ( 0 < = i < j <

For an array arr of n positive integers, count the unordered pairs (i, j)(0<= i < j < n) where arr[i] XOR arr[j]> arr[i] AND arr[j]. XOR denotes the bitwise XOR operation and AND denotes the bitwise AND operation. Without Time Limit Exceeds error for large arrays.

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