t = int(input())
for _ in range(t):
n = int(input())-1
l = n.bit_length()
a = 1 << (l-1)
s = ""
for i in range(a-1, -1, -1):
s += str(i)+" "
for i in range(a, n+1):
s += str(i)+" "
print(s.strip())1136A - Nastya Is Reading a Book | 1353B - Two Arrays And Swaps |
1490E - Accidental Victory | 1335A - Candies and Two Sisters |
96B - Lucky Numbers (easy) | 1151B - Dima and a Bad XOR |
1435B - A New Technique | 1633A - Div 7 |
268A - Games | 1062B - Math |
1294C - Product of Three Numbers | 749A - Bachgold Problem |
1486B - Eastern Exhibition | 1363A - Odd Selection |
131B - Opposites Attract | 490C - Hacking Cypher |
158B - Taxi | 41C - Email address |
1373D - Maximum Sum on Even Positions | 1574C - Slay the Dragon |
621A - Wet Shark and Odd and Even | 1395A - Boboniu Likes to Color Balls |
1637C - Andrew and Stones | 1334B - Middle Class |
260C - Balls and Boxes | 1554A - Cherry |
11B - Jumping Jack | 716A - Crazy Computer |
644A - Parliament of Berland | 1657C - Bracket Sequence Deletion |