01  #include <stdio.h>
02  
03  int main()
04  {
05   float r,h;
06   float volume;
07  
08   printf("Enter radius of the cone : ");
09   scanf("%f", &r);
10  
11   printf("Enter height of the cone : ");
12   scanf("%f", &h);
13  
14   volume = (3.14*r*r*h)/3;
15  
16   printf("nVolume of Cone is : %.2f", volume);
17   return 0;
18  }

 OUTPUT:
 Enter radius of the cone : 5
 Enter height of the cone : 8
 
 Volume of cone is : 209.33