Question: Type or paste question here Two stacks: Problem 4 (15 points) For the expression 1-6* 2 + 7 = (12-14 * 3)) + 8 trace

Type or paste question here Type or paste question here Two stacks: Problem 4 (15 points) For

Two stacks: Problem 4 (15 points) For the expression 1-6* 2 + 7 = (12-14 * 3)) + 8 trace the following algorithm and show the content of stacks after any push and pop operation. Keep in mind operators has lower precedence than +/- and has precedence over +/- Algorithm EvalExpo opStk holds operators Input a stream of tokens representing on arithmetic expression (with numbers) valStk holds values Output the value of the expression Use $ as special "end of Input" token with lowest precedence Algorithm dopo while there's another token z xvalStk popo If IsNumber(z) then ye-valStk. popo: valStk.push(z) op-opStkpop valStk. push yopx) repeatOps(2) Algorithm repeatOpsrefOp ): opStk.push(z) while (valStk.size() > 1A repeatOps($); prec(refop) return valStk.top precopStk.top() doop olse

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