题目:在三角形的棋盘上放n皇后问题。 分析:找规律题目。依照题目的输出,能够看出构造法则; 先填奇数,后填偶数。以下我们仅仅要证明这样的构造的存在性就可以。 解法:先给出集体构造方法,从(1。n-f(n)...
2023-07-29编程代码problem,Triangular,ZOJDescription You are given an array a of size n, and q queries to it. There are queries of two types: 1 li ri — perform a cyclic shift of the segment [li, ri] to the right. That is, for...
2023-04-23编程教程Array,Codeforces,problemC. Interesting Sequence time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Petya and his friend, robot Petya++, like to solve exciting math...
2023-03-07编程教程Codeforces,div,problem