简单的题解
2020-05-14
CodeForces-1342E Placing Rooks
组合数学模板
CodeForces-1350E Orac and Game of Life
牛客 - 杀树
CodeForces-1348E Phoenix and Berries
牛客 - 王国
牛客 - 智乃与无意义的题目
Atcoder - 165F Lis on Tree
CodeForces-1016C Vasya And The Mushrooms
CodeForces-1248C Ivan the Fool
CodeForces-1251D Salary Changing
CodeForces-1343F Restore the Permutation
CodeForces-1245D Shichikuji and Power Grid
CodeForces-1256F Equalizing Two Strings
CodeForces-1256E Yet Another Division
CodeForces-1243D 0 - 1 MST
CodeForces-1257E The Contest
洛谷 - P1020 导弹拦截 (LIS)