step,reward,reward_std
1,0.125,0.25
2,0.375,0.5386751294136047
3,0.25,0.5
4,0.5,0.5773502588272095
5,0.625,0.5386751294136047
6,0.875,0.25
7,0.75,0.5
8,0.875,0.25
9,0.75,0.5
10,1.0,0.0