Competitions

# Double reverse

Given a sequence of positive integers 1, 2, 3, ..., n. Arrange first in reverse order the part of this sequence starting from the element with number a to the element with number b, and then reverse the subsequence starting from element with number c to the element with number d.

#### Input

Given the integers n (1n1000), a, b, c, d (a < b, c < d, 1a, b, c, d1000)..

#### Output

Print the resulting sequence.

Time limit 1 second
Memory limit 122.17 MiB
Input example #1
9 2 5 6 9

Output example #1
1 5 4 3 2 9 8 7 6

Input example #2
9 3 6 5 8

Output example #2
1 2 6 5 8 7 3 4 9