Which of the header file should be added in the following C++ code to properly run the program?
#include <iostream>
using namespace std;
int print_all (int num, ...)
{
int sum = 0;
va_list args;
va_start (args,num);
for (int i = 0; i < num; i++)
{
int num = va_arg (args,int);
cout<<num<<" ";
}
va_end (args);
return sum;
}
int main (void)
{
print_all(8, 1, 2, -1, 4, 12, -2, 9, 7);
return 0;
}
#include <iostream>
using namespace std;
int print_all (int num, ...)
{
int sum = 0;
va_list args;
va_start (args,num);
for (int i = 0; i < num; i++)
{
int num = va_arg (args,int);
cout<<num<<" ";
}
va_end (args);
return sum;
}
int main (void)
{
print_all(8, 1, 2, -1, 4, 12, -2, 9, 7);
return 0;
}A. stdlib.h
B. stdarg.h
C. string.h
D. stdpar.h
Answer: Option B
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