#include
#include
#include
#include
using namespace std;
int main() {
int sum = 0;
int x;
ifstream inFile;
inFile.open(“integers.txt”); // read integers from text file
if (!inFile) {
cout « “Unable to open file”;
exit(0); // terminate with error
}
while (inFile » x) {
sum = sum+x;
}
inFile.close();
cout « “Sum = " « sum « endl;
return 0;
}