Change_ZHONG

#include #include #include int prime[4000],ans[20010]; const int M=20000; int a[10000]={0,0,0,0,0,0,0,1,0,1,2,2,2,3,3,4,4,5,5,6,6,6,6,9,8,8,11,11,10,13,13,12,14,15,13,18,17,14,21,19,17,25

#include #include using namespace std; bool p[40000009]={0}; int a = 30000000, b = 40000000; void init() { int i, j; for(i = 2; i <= 6325; i++) if(!p[i])

#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define mst(ss,b) memset((ss),(b),