Why is scanf/printf faster than cin/cout?

This question already has an answer here:

Why is reading lines from stdin much slower in C++ than Python? 10 answers

Accessing individual characters in a file inefficient? (C++) 3 answers

链接地址: http://www.djcxy.com/p/31510.html

上一篇: 如何在Python中便宜地计算行数？

下一篇: 为什么scanf / printf比cin / cout更快？