C/math.h/scalbln

scalbln: returns val * FLT_RADIX^exp

<source lang="cpp">

//Declaration: float scalblnf(float val, long int exp);

              double scalbln(double val, long int exp); 
              long double scalblnl(long double val, long 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", scalbln (11,2));
   return 0;
 }
        

/*44.000000*/

      </source>