#include<iostream> #include<vector> #include<math.h> using namespace std; vector<int> elsevec; int n,m,sum3,sum5,dis0; bool f(int i,int dis){ if(i==elsevec.size()){ return abs(dis)==dis0; }return (f(i+1,dis+elsevec[i])||f(i+1,dis-elsevec[i])); //**重点** } int ...