++++++++++++++++++++ about loops ++++++++++++++++++++ 1. ++ means + 1. -- means - 1. 2. (j : array) is equivalent to (j in array) in ruby. 3. a loop can be done using for/while {some condition} or do{.......} for/while {some condition}
++++++++++++++++++++ about loops ++++++++++++++++++++
1. ++ means + 1. -- means - 1.
2. (j : array) is equivalent to (j in array) in ruby.
3. a loop can be done using for/while {some condition} or do{.......} for/while {some condition}

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