求救不知道为啥无法运行

#include <iostream>

using namespace std;
class Car {
public:
   string a;string b; string c; string d; string e;
   Car(string ID, string Model, string Power, string Color, string Price);
   void set(string newID, string newModel, string newPower, string newColor, string newPrice)
   {
       ID = newID;
       Model = newModel;
       Power = newPower;
       Color = newColor;
       Price = newPrice;
   }
   void get()
   {
       ID; Model;Power;Color;Price;
   }
   void Display()
   {
       cout << "编号" << ID << "的" << Model << "型汽车的颜色是" << Power << ",功率为" << Color << "马力" << ",价格为" << Price << endl;
   }

private:
string ID, Model, Power, Color, Price;
};

   int main() {
       string newID;string newModel; string newPower; string newColor; string newPrice;
       Car c("100001", "tax1","1000kw", "蓝色"," 10000000" );
       cout << "请依次输入第一辆车的ID、Model、Power、Color、Price" << endl;
       cin >> newID >> newModel >> newPower >> newColor >> newPrice;
       c.set(newID, newModel, newPower, newColor, newPrice);
       c.Display();
       cout << "请依次输入第二辆车的ID、Model、Power、Color、Price" << endl;
       cin >> newID >> newModel >> newPower >> newColor >> newPrice;
       c.set(newID, newModel, newPower, newColor, newPrice);
       c.Display();

       return 0;
   }

严重性代码说明项目文件行禁止显示状态
错误 LNK2019 无法解析的外部符号 "public: __thiscall Car::Car(class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> >,class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> >,class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> >,class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> >,class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> >)" (??0Car@@QAE@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@0000@Z)，函数 _main 中引用了该符号 5-1 C:\Users\19338\source\repos\5-1\2020112035lab5-1.obj 1

求救 不知道为啥无法运行

求救不知道为啥无法运行