Variables, Data Types, Constants and Operators

1. What is wrong with this program?

   
   main()
   {
   	p=47;
   	printf("%d\n",p);
   }
   

2. What is wrong with this declaration?

   
   int x = y = 95;
   

3. Write four different C statemnets that substract 1 from the integer variable x.

4. Which of the following are valid C statements? Evaluate the ones which are valid.
   • x = 65/5*2
   • 65 / 4 = k;
   • p = 65(4*7);
   • x = 34 - 4 * 7;
   • x = 34 - ( 4 * 7);
   • 54 % 5 = h ;
   • x = 54 % 7;