昨天发了个贴问快读ret = ret * 10 + ch - '0'和ret = (ret << 1 + ret << 3) - ch - '0'有什么区别，dalao们都说没区别，但是今天cf上第2中写法炸了
ret = ret * 10 + ch - '0'
ret = (ret << 1 + ret << 3) - ch - '0'
Probably, the solution is executed with error 'shift too large' on the line 14求问为什么
Probably, the solution is executed with error 'shift too large' on the line 14
