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Programming Requirements Test Instructions Task Description In this task: Calculate the result of a Postfix Expression. Relevant Knowledge Postfix expression, also known as Reverse Polish
Programming Requirements
Test Instructions
Task Description
In this task: Calculate the result of a Postfix Expression.
Relevant Knowledge
Postfix expression, also known as Reverse Polish Notation
RPN refers to an expression that does not contain
parentheses, with operators placed after their operands. All
calculations are strictly performed from left to right in the order of
appearance of operators without considering the priority rules of
operators
You can use stack to implement the problem. You can view all
the functions related to the stack in the sqstack.h file.Such as
Push,Pop and so on
Programming Requirements
Based on the prompts, complete the code in the rightside editor.
int evaluatePostfixExpressionconst char expression
Calculate the result
Test Instructions
The platform will test the code you've written:
Test Input:
Expected Output:
#pragma warning disable:
Postfix expression evaluation function
int evaluatePostfixExpressionconst char expression
char postfixExpression ;
scanfspostfixExpression;
int result evaluatePostfixExpression
postfixExpression;
printfd
result;
return ;
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