Mn giúp mik đi ạ, mik đang gấp...

(ngôn ngữ c++ ạ)

Mn dùng câu lệnh switch .... case giúp mik nha!

#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main() {
	cout<<"Nhap thu: ";
	int thu;
	cin>>thu;
	cout<<"Buoi";
	string buoi;
	cin>>buoi;
	switch(thu) {
		case 2:
			//switch khong su dung duoc cho string
			if(buoi=="Sang") {
				cout<<"Van Toan Nhac Li";
			} else cout<<"Toan Van";
			break;
		case 3:
			//switch khong su dung duoc cho string
			if(buoi=="Sang") {
				cout<<"Su Ly My Thuat Van Van";
			} else cout<<"Anh Toan";
			break;
		case 4:
			//switch khong su dung duoc cho string
			if(buoi=="Sang") {
				cout<<"Dia Hoa TD Dia Anh";
			} else cout<<"Van Toan";
			break;
		case 5:
			//switch khong su dung duoc cho string
			if(buoi=="Sang") {
				cout<<"Tin Sinh Van Anh";
			} else cout<<"Nghi";
			break;
		case 6:
			//switch khong su dung duoc cho string
			if(buoi=="Sang") {
				cout<<"Toan CN Sinh HDTN";
			} else cout<<"Van Anh";
			break;
		case 7:
			//switch khong su dung duoc cho string
			if(buoi=="Sang") {
				cout<<"GDCD TD Toan Toan";
			} else cout<<"Anh Toan";
			break;
	}
}

#include <bits/stdc++.h>

using namespace std;

#define int long long

int n;
string s;
main() {
  //freopen(".inp", "r", stdin);
  //freopen(".out", "w", stdout);
  ios_base::sync_with_stdio(0);
  cin.tie(nullptr);
  cin >> n;
  cin >> s;
  switch (n) {
    case 2:
      if (s == "sang") cout << "Van Toan Nhac Li";
      else cout << "Toan Van";
        break;
    case 3:
      if (s == "sang") cout << "Su Ly My Thuat Van Van";
      else cout << "Anh Toan";
        break;
    case 4:
      if (s == "sang") cout << "Dia Hoa TD Dia Anh";
      else cout << "Van Toan";
        break;
    case 5:
      if (s == "sang") cout << "Tin Sinh Van Anh";
      else cout << "Nghi";
        break;
    case 6:
      if (s == "sang") cout << "Toan CN Sinh HDTN";
      else cout << "Van Anh";
        break;
    case 7:
      if (s == "sang") cout << "GDCD TD Toan Toan";
      else cout << "Anh Toan";
        break;
    default:
      break;
    }
    return 0;
}