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pragma solidity ^0.4.18;
contract SimpleStore {
  function getRandomHash()
    public view returns(bytes32)
  {
    return keccak256(now);
  }

function getRandomIntArray()
    public view returns(uint[])
  {
    uint[] memory a = new uint[](32);
    bytes32 hash = getRandomHash();
    for(uint i=0; i<32; i++){
      a[i] = uint(hash[i]);
    }
    return a;
  }

function swap(uint[] a, uint l, uint r)
    public pure
  {
    uint t = a[l];
    a[l] = a[r];
    a[r] = t;
  }

function quicksort(uint[] a) public pure {
    uint left = 0;
    uint right = a.length - 1;
    quicksort_core(a, left, right);
  }

function get()
    public view returns(uint[])
  {
    uint[] memory a = getRandomIntArray();
    quicksort(a);
    return a;
  }
}