no i dont wanna do spam.i ask my question there toobecause i dont know how to use a complier.please help me...

1. printf("%d", 10*5/10); what is this result?

2. printf("%d", 10+5-5); what is this result?

3. a=d++ +(b=a); a=4,b=4,d=4 a=?

4. c=a+ a++ - b--; a=4,b=4 c=?

5. c=a+ ++a - b--; a=4,b=5 c=?