Bugfix: Swap before mod and div.
Bugfix: Swap before mod and div.

shahankhatch/solidity,chriseth/solidity-doc-test,ruchevits/solidity,LianaHus/solidity,chriseth/solidity,ruchevits/solidity,vaporry/solidity,gluk256/solidity,arkpar/solidity,ethers/solidity,ruchevits/solidity,LefterisJP/solidity,debris/solidity,ruchevits/solidity,douglas-larocca/solidity