唯一分解定理. 挨个记录下每个质数的指数. #include<cstdio> #include<algorithm> #include<cstring> #include<cmath> using namespace std; + ; typedef long long LL; double ans; int p,q,s,t; bool mark[maxn]; int prime[maxn],cnt; int f[maxn]; void get_prime(…
UVA - 10375 Choose and divide Choose and divide Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 4053 Accepted: 1318 Description The binomial coefficient C(m,n) is defined as m! C(m,n) = -------- n!(m-n)! Given four natural numbers p, q…