Who's in the Middle Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 34974 Accepted: 20396 Description FJ is surveying his herd to find the most average cow. He wants to know how much milk this 'median' cow gives: half of the cows give…
注意输出就没了... #include<cstdio> #include<cstring> using namespace std; int gcd(int a, int b) { ?a:gcd(b,a%b); } int main() { int s,m; while(~scanf("%d%d",&s,&m)) { ) printf("%10d%10d Good Choice\n\n",s,m); else printf(&…
A. Drazil and Date time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Someday, Drazil wanted to go on date with Varda. Drazil and Varda live on Cartesian plane. Drazil's home is located in poi…
树分治入门 poj1741是男人八题之一,经典的树分治的题目这里用到的是点分治核心思想是我们把某个点i作为根,把路径分为过点i和不过点i先统计过点i这样的路径数,然后在统计其子树中的答案,这样就不断地划分成规模较小子问题.要使划分最优,我们每次都选的是树的重心 type node=record len,next,po:longint; end; ..] of node; w,p,d,a,size:..] of longint; v:..] of boolean; root,sum,n,t,ans…
连水3道,还能更水么... #include <stdio.h> using namespace std; ] = {, , , , , , , , , , , , }; int n, m; int main() { scanf("%d %d", &n, &m); ) printf("Impossible"); else { ; ; i < m; ++i) t += MonthDay[i]; t += n; t %= ; ) t =…