Question
#include <iostream>
#include <sstream>
using namespace std;
int main()
{
stringstream mys(ios :: in | ios :: out);
std :: string dat("The double value is : 74.79 .");
mys.str(dat);
mys.seekg(-7, ios :: end);
double val;
mys >> val;
val = val*val;
mys.seekp(-7,ios::end);
mys << val;
std :: string new_val = mys.str();
cout << new_val;
return 0;
}a.
f
b.
Error
c.
Runtime error
d.
None of the mentioned
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Q. What is the output of this program?
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