Yizhou Ruan issues

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                                            Yizhou Ruan

I find that the initial learing rate in README is 0.1, but in conf.py is 1e-5. So which one is correct?

### PR Category CINN ### PR Types Others ### Description Add stanh op. 输入输出形状一致

contributor

HappyOpenSource Pro

### PR Category CINN ### PR Types Others ### Description Add floor_divide op. 考虑输入 x 和 y 的广播机制

contributor

HappyOpenSource Pro