Monday 31 January 2011

Week 1 Exercise 2.1 Parantheses Necessary?

The two initial statement below are both true. The few parentheses could be omitted from the first statement.

((4 >=6) || (“grass” != “green)) && !(((12*2) == 144) && true)

((false) || (true)) &&  !(((24 == 144 )&& true)

((false) || (true)) &&  !((false)&& true)

((false) || (true)) &&  !((false)&& true)

(true)&&!(false)
(true) && (true) returns true because both values are true



(4 >= 6  || “grass” != “green”) &&  ! (12 * 2 == 144 && true)

(false || true) && !(false && true)

true && !(false)

true && true

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