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pragma solidity ^0.4.18;
contract SimpleStore {
  uint[] ary;
  function swap(uint[] a, uint l, uint r) private pure {
    uint t = a[l];
    a[l] = a[r];
    a[r] = t;
  }
  function getBubbleSortedAry(uint[] a) public pure returns(uint[]) {
    uint len = a.length;
    uint i;
    uint j;
    for(i=0; i<len-1; i++){
      for(j=i+1; j<len; j++){
        if(a[j] < a[i]){
          swap(a,i,j);
        }
      }
    }
    return a;
  }
  function test_getBubbleSortedAry() public view returns(uint[]){
    return getBubbleSortedAry(ary);
  }
  function bubbleSortIndirect2() public {
    uint[] memory clone = getBubbleSortedAry(ary);
    for(uint i=0; i<ary.length; i++){
      ary[i] = clone[i];
    }
  }
  function bubbleSortIndirect() public {
    uint len = ary.length;
    uint i;
    uint j;
    uint[] memory clone = new uint[](len);
    for(i=0; i<len; i++){
      clone[i] = ary[i];
    }
    for(i=0; i<len-1; i++){
      for(j=i+1; j<len; j++){
        if(clone[j]<clone[i]){
          swap(clone, i, j);
        }
      }
    }
    for(i=0; i<len; i++){
      ary[i] = clone[i];
    }
  }
  function bubbleSortDirect() public {
    uint len = ary.length;
    uint t;
    for(uint i=0; i<len-1; i++){
      for(uint j=i+1; j<len; j++){
        if(ary[j] < ary[i]){
          t = ary[i];
          ary[i] = ary[j];
          ary[j] = t;
        }
      }
    }
  }
  function getArray() public view returns (uint[]){
    return ary;
  }
  function setAryRandom5() public {
    uint length = 5;
    setAryReverse(length);
  }
  function setAryRandom8() public {
    uint length = 8;
    setAryReverse(length);
  }
  function setAryRandom10() public {
    uint length = 10;
    setAryReverse(length);
  }
  function setAryReverse(uint length) private {
    ary = new uint[](length);
    for(uint i=0; i<length; i++){
      ary[i] = length-1-i;
    }
  }
}