yxr0105

#include<iostream>#include<cstdio>#include<cstring>#include<cmath>using namespace std;const int N=100010;int n,m,l;int a[N],f[N][20];int main(){// freopen("in.txt","r",stdin);// freopen("ou

A.切绳子，不可多条连接，求n条绳子切成k段的最大长度。 卡精度？转成cm二分。n<=10000(5.16)#include<cstdio>#include<cstring>#include<cstdlib>#include<cmath>#include<algorithm>#define N 10005using namespace std;int n,k;double a[N]