You have a three gallon and a five gallon bucket. What is the minimum number of steps to take in order to get four gallons of water? Can you give the steps? What if you have an x gallon and a y gallon ...

水厂订货管理系统是一个实现水站线下单→仓库备货派单→司机配送签收→空桶回收→仓库核对的完整业务闭环管理系统 ...