2. Formatting Output to Files Solution #include #include #include #include #include using namespace std; int main() { int num; float root; ifstream in_stream; ofstream out_stream; in_stream.open(\"Lab9B.in\"); if(in_stream.fail()) { cout << \"ERROR: Unable to open file: Lab9B.in\" << endl; exit(EXIT_FAILURE); } out_stream.open(\"Lab9B.out\"); if(out_stream.fail()) { cout << \"ERROR: Unable to open file: Lab9B.out\" << endl; exit(EXIT_FAILURE); } while(in_stream >> num) { root = sqrt(num); out_stream << std::left; out_stream << setprecision(5); out_stream << setw(15); out_stream << root << endl; } in_stream.close(); out_stream.close(); return 0; }.

1. 2. Formatting Output to Files
Solution
#include
#include
#include
#include
#include
using namespace std;
int main()
{
int num;
float root;
ifstream in_stream;
ofstream out_stream;
in_stream.open("Lab9B.in");
if(in_stream.fail())
{
cout << "ERROR: Unable to open file: Lab9B.in" << endl;
exit(EXIT_FAILURE);
}
out_stream.open("Lab9B.out");
if(out_stream.fail())
{
cout << "ERROR: Unable to open file: Lab9B.out" << endl;
exit(EXIT_FAILURE);
}
while(in_stream >> num)
{
root = sqrt(num);
out_stream << std::left;

2. out_stream << setprecision(5);
out_stream << setw(15);
out_stream << root << endl;
}
in_stream.close();
out_stream.close();
return 0;
}