Olympic Games
题目描述
E. Olympic Games
time limit per test
2 secondsmemory limit per test
256 megabytesinput
standard inputoutput
standard outputThis problem was deleted from the contest, because it was used previously at another competition.
Input
Output
Examples
Input
1 1
1 2 100
Output
6
题目来源：fps-www.educg.net-codeforce-1-2833.xml.zip；FPS 共享题包，题包内第 1714 题。保留原作者与原赛事署名。