Problem7527--[CSES Problem Set] Sum of Four Values

7527: [CSES Problem Set] Sum of Four Values

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Time Limit : 1.000 sec  Memory Limit : 256 MiB  Special Judge

Description

You are given an array of $n$ integers, and your task is to find four values (at distinct positions) whose sum is $x$.

Input

The first input line has two integers $n$ and $x$: the array size and the target sum.
The second line has $n$ integers $a_1,a_2,\dots,a_n$: the array values.

Output

Print four integers: the positions of the values. If there are several solutions, you may print any of them. 
If there are no solutions, print IMPOSSIBLE.

Constraints

$1≤n≤1000$
$1 \le x,a_i \le 10^9$

Sample 1 Input

8 15
3 2 5 8 1 3 2 3

Sample 1 Output

2 4 6 7

HINT

相同题目:CSES 1642

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