#include <stdio.h> 
                  
                  
                  
                  
                  
                  #define length 10 
                  
                  
                  #define width 5 
                  
                  
                  #define newline '\n' 
                  
                  
                  
                  
                  
                  Int main()
                  
                  
                  {
                  
                  
                  Int area;
                  
                  
                  
                  
                  
                  area = length * width;
                  
                  
                  Printf("value of area : %d", area);
                  
                  
                  Printf("%c", newline);
                  
                  
                  
                  
                  
                  Return 0;
                  
                  
                  }
                  
                  
                  
                  
                  
                  What does %d and %c does? Which role do they have?
                  
                  
                
http://www.cplusplus.com/reference/cstdio/printf/ Check the table that is listed there
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