#include <iostream>
#include <fstream>
#include <sstream>
#include <string>
int main()
{
std::string line;
//in case of using array, size must be fixed and predetermined
int arr[4] = {0}; //all elements are initialzed to zero. Also you can choose array size according to your needs
int i = 0;//this variable will be used to add element into the array
int count = 0;
getline(std::cin, line);
std::istringstream s(line);
//take input(from s to i) and then checks stream's eof flag status
while(s >> i || !s.eof()) {
//check if either failbit or badbit is set
if(s.fail())
{
//clear the error state to allow further operations on s
s.clear();
std::string temp;
s >> temp;
continue;
}
else
{
arr[count] = i;
++count;
if(count>=4)
{
break;
}
}
}
//print out the elements of the array
for(int i: arr)
{
std::cout<<"elem: "<<i<<std::endl;
}
return 0;
}