#include
using namespace std;
int a[1000];
int main(){
string s;
cin>>s;
int i=0;
istringstream d(s);
string b;
while(getline(d,b,',')){
a[i]= stoi(b);
i++;
}
for(int j=0;j
This code works nicely for C++ 11 onwards, its simple and i have used stringstreams and the getline and stoi functions