01  #include<stdio.h>
02  
03  
04  int main()
05  {
06  int i=10;
07  
08  float f=3.14;
09  
10  char c='A';
11  
12  int *i_ptr= &i; // integer pointer
13  
14  float *f_ptr= &f; // float pointer
15  
16  char *c_ptr= &c; // character pointer
17  
18  /*accessing variables via pointers*/
19  
20  printf("Value of I : %d n",*i_ptr);
21  
22  printf("Value of F : %f n",*f_ptr);
23  
24  printf("Value of C : %c n",*c_ptr);
25  
26  return 0;
27  }

 OUTPUT:
 
 Value of I : 10
 Value of F : 3.140000
 Value of C : A