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37. Sudoku Solver(js)
37. Sudoku Solver Write a program to solve a Sudoku puzzle by filling the empty cells. A sudoku solution must satisfy all of the following rules: Empt ...
分类:Web程序   时间:2019-02-21 21:37:51    阅读次数:232
PAT A1128 N Queens Puzzle (20 分)
The "eight queens puzzle" is the problem of placing eight chess queens on an 8×8 chessboard so that no two queens threaten each other. Thus, a solutio ...
分类:其他好文   时间:2019-02-20 21:39:03    阅读次数:176
[Lintcode]33. N-Queens/[Leetcode]51. N-Queens
"33. N Queens" / "51. N Queens" 本题难度: Medium/Hard Topic: Search & Recursion Description The n queens puzzle is the problem of placing n queens on an n ...
分类:其他好文   时间:2019-02-15 22:26:06    阅读次数:236
37. Sudoku Solver
Write a program to solve a Sudoku puzzle by filling the empty cells. A sudoku solution must satisfy all of the following rules: Empty cells are indica ...
分类:其他好文   时间:2019-02-06 14:28:50    阅读次数:177
hihocoder1634 Puzzle Game
题目链接:(vjudge) "戳我" 和上面那个matrix 比较像。 大概题意就是给你一个n m的矩阵,然后可以选择其中一个数字进行修改(当然也可以不修改),使得矩阵的最大子矩阵尽可能小。最后输出这个值。 我们$n^2$遍历i,j,对于一个位置$[i,j]$看看如果对它进行更改结果会如何。显然如果 ...
分类:其他好文   时间:2019-02-02 00:44:19    阅读次数:188
Play on Words HDU - 1116 (并查集 + 欧拉通路)
Play on Words HDU - 1116 Some of the secret doors contain a very interesting word puzzle. The team of archaeologists has to solve it to open that door ...
分类:其他好文   时间:2019-01-28 19:12:58    阅读次数:110
Multiplication Puzzle POJ - 1651
解法 区间dp例题,长度从2开始到n结束起点从1到n,中间枚举的时候是看着左端点右端点与中点的乘积 代码 include include using namespace std; int dp[666][666],num[666]; int main() { ios::sync_with_stdio ...
分类:其他好文   时间:2019-01-27 14:37:46    阅读次数:144
Karen and Game CodeForces - 816C (暴力+构造)
On the way to school, Karen became fixated on the puzzle game on her phone! The game is played as follows. In each level, you have a grid with n rows ...
分类:其他好文   时间:2019-01-26 12:40:39    阅读次数:185
HihoCoder 1634 Puzzle Game(最大子矩阵和)题解
题意:给一个n*m的矩阵,你只能选择一个格子把这个格子的数换成p(也可以一个都不换),问最大子矩阵和最小可能是多少? 思路: 思路就是上面这个思路,这里简单讲一下怎么n^3求最大子矩阵和:枚举两行(或者两列),然后把每一列之和看做一个数字,这样二维就变成了一维,我们可以直接求最大子串和的方法。初始一 ...
分类:其他好文   时间:2019-01-22 01:20:57    阅读次数:180
POJ 3678 Katu Puzzle
Katu Puzzle 链接 题意: 有n个变量(每个变量只能是0或者1),m个等式,每个等式形如$x_i \ op \ x_j = c, \ op \in["and","or","xor"],c \in [0,1]$,问能否给n个变量赋值,满足所有等式。 分析: 2-sat问题。 注意一下a&b= ...
分类:其他好文   时间:2019-01-18 19:50:58    阅读次数:139
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