C/math.h/scalbn

    
//Declaration: float scalbnf(float val, int exp); 
               double scalbn(double val, int exp); 
               long double scalbnl(long double val, int exp);  

// The macro FLT_RADIX is defined in <float.h>, and its value 
is the radix of exponent representation.
  
  #include <math.h>
  #include <stdio.h>
  int main(void)
  {
    printf("%f\n", scalbn (11,2));
    return 0;
  }
         
/*
44.000000
*/