添加项目文件。

ScientificCalculator/PostfixEval.h

@@ -0,0 +1,25 @@
+#ifndef POSTFIXEVAL_H
+#define POSYFIXEVAL_H
+
+#include "Token.h"
+#include <vector>
+#include <stack>
+#include <cmath>
+#include <stdexcept>
+#include<unordered_map>
+
+using namespace std;
+class PostfixEval {
+public:
+	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ժ<EFBFBD>׺<EFBFBD><D7BA><EFBFBD><EFBFBD>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
+	double run(const std::vector<Token>& postfix, const unordered_map<string, double>& vars = {});
+
+private:
+	//Ӧ<><D3A6><EFBFBD>ڶ<EFBFBD>Ԫ<EFBFBD><D4AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>+<2B><>-<2D><>*<2A><>/<2F><>^
+	double apply_BO(const string& op, double a, double b);
+
+	//Ӧ<><D3A6><EFBFBD><EFBFBD>ҽԺ<D2BD><D4BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ⱥ<EFBFBD><C8BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>sin, cos, log
+	double apply_UF(const string& func, double x);
+};
+
+#endif