题目标签

math
3
implementation
3
*1800
2
2018
1
系统测试
1
模拟
1
ZJOI
1
*1000
1
brute force
1
games
1
*2100
1
number theory
1
binary search
1
dp
1
greedy
1
*2800
1
dfs and similar
1
divide and conquer
1
dsu
1
*2900
1