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cube.js graphql 支持

当然次特性是一个社区pr参考连接https://github.com/cube-js/cube.js/pull/3555是一个值得学习的,里边的沟通也可以看到具体的设计模式 参考资料 https://github.com/cube-js/cube.js/pull/3555

HDU - 3555 Bomb(数位DP)

HDU - 3555 Bomb 题目分析:查出从1~n之间有多少个49 数位DP #include<cstdio> #include<cstring> typedef long long ll; ll dp[22][4],digit[22]; void init() { dp[0][0]=1; for(int i=1;i<21;i++) { dp[i][0]=dp[i-1][0]*10-dp[i-1][1];//代表长度为len不含49的方案

Bomb HDU - 3555

原题链接 考察:数位dp 思路:   应该是入门题,但我WA了两次....这道题直接求连续的49反而不大好求,我们反过来求不连续49的个数,然后再减去即可. Code #include <iostream> #include <cstring> #include <vector> using namespace std; typedef long long LL; const int N = 20;

HDUOJ 3555 Bomb

题目链接 Problem Description The counter-terrorists found a time bomb in the dust. But this time the terrorists improve on the time bomb. The number sequence of the time bomb counts from 1 to N. If the current number sequence includes the sub-sequence “