参考文献: [ILL89] Russell Impagliazzo, Leonid A. Levin, and Michael Luby. Pseudo-random generation from oneway functions (extended abstracts). In 21st Annual ACM Symposium on Theory of Computing, pages 12–24, Seattle, WA, USA, May 15–17, 1989.…
前言:
暂时更新到D,后面的找时间再看
A. Two Vessels
题目A:通过最少操作使得a,b水相等,分abs(a-b)是不是2*c的倍数讨论,2c是因为,a-c bc 总差值为2*c;
#include<bits/stdc.h>
using namespace s…