你对Haskell感到满意需要多长时间？

I'm an OK C/C++ programmer. I find Haskell very intriguing. But it seems to me, that although it's relatively easy to write clean Haskell code, as it mimics math (which I'm very comfortable with) pretty well, it's very hard to write clean code in Haskell that runs fast.I'm an OK C/C++ programmer. I find Haskell very