invalid expressions

i'm hell confused here. following expressions are invalid but i dont know why:8&& 510 > 8 >5! 10 > 85 II 8 < 108+3 = 7+ 4true > false:S
[215 byte] By [Kaisa] at [2007-11-26 21:39:35]
# 1

> i'm hell confused here. following expressions are

> invalid but i dont know why:

>

> 8&& 5

What types are the operands of the short-circuit AND?

http://java.sun.com/docs/books/tutorial/java/nutsandbolts/op2.html

> 10 > 8 >5

Evaluating left to right, abc ≡ (ab) ⊙ c

> ! 10 > 8

Operator precedence

> 5 II 8 < 10

Operator precedence

What type are the operands of the short-circuit OR?

> 8+3 = 7+ 4

lvalue assignment

> true > false

What possible types are the operands of the < operator?

pm_kirkhama at 2007-7-10 3:23:33 > top of Java-index,Java Essentials,Java Programming...