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# 数位DP
# 01_容斥定理(2)
# AC自动机/Manacher(8)
# color coding k-th近似算法(1)
# KMP(7)
# LCA(3)
# Prufer序列/无向图三元环计数(3)
# 凸包/旋转卡壳(2)
# 割点/割边/强连通分量(4)
# 区间DP(1)
# 单调队列/单调栈(6)
# 压缩算法(1)
# 回文自动机(3)
# 字典树(7)
# 字符串Hash(1)
# 实战项目(6)
# 并查集(2)
# 扩展欧几里得/中国剩余定理(3)
# 排序算法(5)
# 数论杂项(2)
# 最小生成树(3)
# 最小费用流(5)
# 最短路径/差分约束/最长路(12)
# 朴素DP(1)
# 树形DP(4)
# 树状数组(11)
# 概率DP(3)
# 欧拉函数/素数(2)
# 欧拉路径/其他(1)
# 欧拉降幂(1)
# 状压DP(8)
# 线段树(2)
# 网络流/最小割/二分图匹配(10)
# 背包问题(6)
# 莫比乌斯反演(2)
# 语法/函数/部分骚操作(15)
++++++++几何数学++++++++(2)
++++++++数论++++++++(1)
+++++图论++++++++(2)
+++++字符串++++++++(1)
+++++数据结构++++++++(1)
+++++组合数学++++++++(7)
100场比赛计划(7)
cdq分治(1)
Codeforce(12)
专项之C/C++(13)
专项之Java(11)
专项之Liunx(1)
专项之sql(6)
专项之计算机网络(2)
其他题目/思维/贪心(42)
暴力/尺取/二分/三分(10)
未归档(11)
比赛历程(1)
比赛技巧(5)
深搜/广搜(5)
珂朵莉树/老司机树(1)
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/ # 数位DP
(共8篇)
J - 吉哥系列故事――恨7不成妻(HDU4507)
J - 吉哥系列故事――恨7不成妻 单身! 依然单身! 吉哥依然单身! DS级码农吉哥依然单身! 所以,他生平最恨情人节,不管是214还是77,他都讨厌! 吉哥观察了214和77这两个数,发现: 2+1+4=7 7+7=72 77=711 最终,他发现原来...
2019-01-14
0
452
B - XHXJ's LIS(hdu4352)
B - XHXJ’s LIS define xhxj (Xin Hang senior sister(学姐)) If you do not know xhxj, then carefully reading the entire description is very important. As ...
2019-01-14
0
1096
B - XHXJ's LIS(hdu4352)
B - XHXJ’s LIS define xhxj (Xin Hang senior sister(学姐)) If you do not know xhxj, then carefully reading the entire description is very important. As ...
2019-01-13
0
1315
G - B-number(HDU3652,水)
G - B-number A wqb-number, or B-number for short, is a non-negative integer whose decimal form contains the sub- string “13” and can be divided by 13...
2019-01-13
0
431
F - Balanced Number(HDU3709)
F - Balanced Number A balanced number is a non-negative integer that can be balanced if a pivot is placed at some digit. More specifically, imagine e...
2019-01-13
0
371
E - Round Numbers(POJ3252)
E - Round Numbers The cows, as you know, have no fingers or thumbs and thus are unable to play Scissors, Paper, Stone’ (also known as ‘Rock, Paper, S...
2019-01-13
0
493
A - Beautiful numbers(CF 55D)
A - Beautiful numbers Volodya is an odd boy and his taste is strange as well. It seems to him that a positive integer number is beautiful if and only...
2019-01-09
0
462
C - 不要62(hdu2089)
C - 不要62 杭州人称那些傻乎乎粘嗒嗒的人为62(音:laoer)。 杭州交通管理局经常会扩充一些的士车牌照,新近出来一个好消息,以后上牌照,不再含有不吉利的数字了,这样一来,就可以消除个别的士司机和乘客的心理障碍,更安全地服务大众。 不吉利的数字为所有含有4或62的号码。例如: 62315 ...
2019-01-09
0
520