Given an array of n integers. The task is to remove or delete minimum number of elements from the array so that when the remaining elements are placed in the same sequence order form a sorted sequence.

**Input:**

The first line of input contains an integer T denoting the number of test cases. Then T test cases follow. The first line of each test case contains an integer N denoting the size of array A.

The second line of each test case contains N space separated integers denoting elements of the array A[ ].

**Output:**

Output the minimum number of deletions to make a sorted sequence. Print the answer in a new line.

**Constraints:**

1<= T <=100

1<= N <=1000

1<= A[ ] <=1000

**Example:**

**Input:**

1

5

5 6 1 7 4

**Output:**

2

Author: sujnesh

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