From f8e40c1151d1ab57a5ea2a2c52bec96636dfde2f Mon Sep 17 00:00:00 2001
From: hnu202326010401 <2263510185@qq.com>
Date: Tue, 30 Sep 2025 15:44:51 +0800
Subject: [PATCH] ADD file via upload

---
 src/question_product.h | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 src/question_product.h

diff --git a/src/question_product.h b/src/question_product.h
new file mode 100644
index 0000000..0b8aed3
--- /dev/null
+++ b/src/question_product.h
@@ -0,0 +1,23 @@
+#ifndef QUESTION_PRODUCT_H
+#define QUESTION_PRODUCT_H
+
+#include"case.h"
+#include<vector>
+#include<string>
+
+class QuestionProduction{
+  private:
+    std::vector<std::string>primaryWay = {"+","-","*","/"};
+    std::vector<std::string>juniorWay = {"+","-","*","/","²","√"};
+    std::vector<std::string>seniorWay = {"+","-","*","/","²","√","sin","cos","tan"};
+
+    Question primaryProduction(int questionId,const std::vector<int>&operation);
+    Question juniorProduction(int questionId,const std::vector<int>&operation);
+    Question seniorProduction(int questionId,const std::vector<int>&operation);
+  public:
+    Question questionProduction(int questionId,const std::string& usertype);
+    int randnum(int min,int max);
+};
+
+
+#endif
\ No newline at end of file