diff --git "a/955028\345\220\263\345\256\207\347\222\277-0223.cpp" "b/955028\345\220\263\345\256\207\347\222\277-0223.cpp"
new file mode 100644
index 0000000..8a139b2
--- /dev/null
+++ "b/955028\345\220\263\345\256\207\347\222\277-0223.cpp"
@@ -0,0 +1,62 @@
+#include <iostream>
+using namespace std;
+int main() {
+  string gmail;
+  string password;
+  int password_security = 1;
+  cout << "Plesae enter your Gmail." << '\n';
+  cin >> gmail;
+  if (gmail[0] == 'a' && gmail[1] >= '0' && gmail[1] <= '9' &&
+      gmail[2] >= '0' && gmail[2] <= '9' && gmail[3] >= '0' &&
+      gmail[3] <= '9' && gmail[4] >= '0' && gmail[4] <= '9' &&
+      gmail[5] >= '0' && gmail[5] <= '9' && gmail[6] >= '0' &&
+      gmail[6] <= '9' && gmail[7] == '@' && gmail[8] == 'g' &&
+      gmail[9] == 'm' && gmail[10] == 'a' && gmail[11] == 'i' &&
+      gmail[12] == 'l' && gmail[13] == '.' && gmail[14] == 'c' &&
+      gmail[15] == 'o' && gmail[16] == 'm') {
+    cout << "Correct gmail!!" << '\n' << "Please enter your password." << '\n';
+    cin >> password;
+    while (password.length() < 8) {
+      cout << "Enter the password again." << '\n';
+      cin >> password;
+    }
+    cout << "The password is safe." << '\n';
+    int size = password.length();
+    for (int i = 0; i < size; i++) {
+      if (password[i] >= 'A' && password[i] <= 'Z') {
+        password_security += 1;
+        break;
+      }
+    }
+    for (int j = 0; j < size; j++) {
+      if (password[j] >= 'a' && password[j] <= 'z') {
+        password_security += 1;
+        break;
+      }
+    }
+    for (int k = 0; k < size; k++) {
+      if (password[k] >= '0' && password[k] <= '9') {
+        password_security += 1;
+        break;
+      }
+    }
+    for (int l = 0; l < size; l++) {
+      if (password[l] < '0') {
+        password_security += 1;
+        break;
+      } else if (password[l] > '9' && password[l] < 'A') {
+        password_security += 1;
+        break;
+      } else if (password[l] > 'Z' && password[l] < 'a') {
+        password_security += 1;
+        break;
+      } else if (password[l] > 'z') {
+        password_security += 1;
+        break;
+      }
+    }
+    cout << "password security score:" << password_security << '\n';
+  } else {
+    cout << "the gmail is not correct" << '\n';
+  }
+}
\ No newline at end of file