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2年10月17天

【绿皮】新GRE填空补充练习题Exercise6

Exercise 6  1.  Within the next decade, sophisticated telescopes now orbiting the Earth will determine whether the continents really are moving, ______the incipient ______among geologists about

HDU4507(数位dp,模板)

解题思路:dp[i][h][s]:i代表第几位数,h代表数字和对7的余数,s代表数字对7的余数。#include<cstdio>#include<cstring>#define ll long long//#define mod 1000000007LLusing namespace std;ll mod=1e9 + 7;ll d[20],p[20];//...