#include <iostream> #include <sstream> #include <fstream> using namespace std; int main() { ifstream in("d:\\a.txt"); string str; while(getline(in,str)) { int sum=0,avg=0,i=0,count=0; istringstream istr(str); while(istr>>i) { count++; sum+=i; } avg=sum/count; cout<<avg<<endl; } in.close(); return 0; }