Question: all with Java Algorithm for Evaluating Expressions o Two stacks: Algorithm EvalExpo opStk holds operators Input: a stream of tokens representing an arithmetic expression (with


all with Java
Algorithm for Evaluating Expressions o Two stacks: Algorithm EvalExpo opStk holds operators Input: a stream of tokens representing an arithmetic expression (with numbers) Use $ to hold a special end of input"|| Output: the value of the expression token with lowest precedence Algorithm doOpo X+ valStk.pop(); y valStk.pop(); op opStk.pop(); valStk.push( y op x) while there's another token z if isNumber(z) then valStk.push(z) else repeatOps(z); opStk.push(z) repeatOps($); return valStk.top Algorithm repeatOps( refop) while (valStk.size(>11 prec(refop) ,,S11 prec(refop) ,,S
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