wxl7777的博客

C. Polycarp Restores Permutationtime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputAn array of integersp1,p2,…,pnp1,p2,…,pnis cal...

A superhero fights with a monster. The battle consists of rounds, each of which lasts exactlynnminutes. After a round ends, the next round starts immediately. This is repeated over and over again....