C/Pointer/Pointer Pointer

Pointer and pointer"s pointer

<source lang="cpp">

1. include <stdio.h>

int main(void) {

 int x, *p, **q;
 x = 10;
 p = &x;
 q = &p;
 printf("%d", **q); /* print the value of x */
 return 0;

}

      </source>

Pointer"s pointer: value

<source lang="cpp">

1. include <stdio.h>

int main(void) {

 float *fp, **mfp, val;
 fp = &val;
 mfp = &fp;
 **mfp = 444.903;
 printf("%f %f", val, **mfp);
 return 0;

}

      </source>