staff_scheduling:将OR Tools Python示例转换为Ruby 源码

爆炸了人员调度问题 pip3 install absl-py pip3 install ortools python3 shift_scheduling.py Robs-MacBook-Pro:staff_scheduling rl$ python3 shift_scheduling_sat.py Solution 0, time = 0.21 s, objective = 253 Solution 1, time = 0.72 s, objective = 250 Solution 2, time = 1.34 s, objective = 249 Solution 3, time = 1.41 s, objective = 245 Solution 4, time = 1.46