Some notes in Stanford CS106A（4）
摘要：1.x++ is a method , the return value is x. (post increment) ++x is also a method , the return value is x+1. (pre increment) 2.muti-dim Array int[][] m
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Some notes in Stanford CS106A（3）
摘要：1.If ( str1==str2 ) means if str1 and str2 are refers to the same OBJECT. But when compare string , they are not the same actual object. So we usually
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Some notes in Stanford CS106A（2）
摘要：1.Local variable(local) ex. int i = 0; factorial(i); the "i" outside the method factorial(i) is called local variable ; and the "i" in method factoria
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Some notes in Stanford CS106A（1）
摘要：Karel world 1.During make a divider operation --int x=5; double y = x/2 => y=2 we need sth as a double for the purpose of this operation treat it as t
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