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What is the process of debugging?
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need to split a string into seperate values. eg. col1 col2 ---------- 100 - 'a,b,c' 200 - 'a,x,b,d,e' 300 - 'c' result: value count ------------- a - 2 b - 1 c - 2 etc.
define a variable representing the expression used to calculate on emps total annual remuneration.use the variable in a statement which finds all emps who can earn 30000 a year or more.
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