If we represent a date in the format YYYY-MM-DD (for example, 2017-04-09), do you know how many 9s will appear in all the dates between Y1-M1-D1 and Y2-M2-D2 (both inclusive)? Note that you should take leap years into consideration. A leap year is a…
How Many Nines Time Limit: 1 Second Memory Limit: 65536 KB If we represent a date in the format YYYY-MM-DD (for example, 2017-04-09), do you know how many 9s will appear in all the dates between Y1-M1-D1 and Y2-M2-D2 (both inclusive)? Note that…
If we represent a date in the format YYYY-MM-DD (for example, 2017-04-09), do you know how many 9s will appear in all the dates between Y1-M1-D1 and Y2-M2-D2(both inclusive)? Note that you should take leap years into consideration. A leap year is a y…
题目链接:http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemCode=4029 Time Limit: 1 Second Memory Limit: 131072 KB AC代码: #include<bits/stdc++.h> using namespace std; typedef long long LL; ; ; const LL MOD=1e9; int n,m; LL a[maxn],p[maxm]; ]; void i…
Dynamic Rankings Time Limit: 10 Seconds Memory Limit: 32768 KB The Company Dynamic Rankings has developed a new kind of computer that is no longer satisfied with the query like to simply find the k-th smallest number of the given N numbers. They…
[题目链接] A. ZOJ 4004 - Easy Number Game 首先肯定是选择值最小的 $2*m$ 进行操作,这些数在操作的时候每次取一个最大的和最小的相乘是最优的. #include <bits/stdc++.h> using namespace std; const int maxn = 100010; int T, n, m; long long a[maxn]; int main() { scanf("%d", &T); while(T--) {…