Add 'Informatics/InfLab3/' from commit '7e065b45b7cf20a1fc712723ec31119e8c9f9ac6'

git-subtree-dir: Informatics/InfLab3 git-subtree-mainline: 3c886c1b43 git-subtree-split: 7e065b45b7
2026-02-13 19:42:47 +03:00
parent 3c886c1b43 7e065b45b7
commit a51dfe26c0
3 changed files with 111 additions and 0 deletions
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+# Author = Bosenko Boris Igorevich
+# Group = P3115
+# Date = 12.11.2025
+
+import re
+
+def mail(email):
+    if re.fullmatch(r'[\w.]*@[a-zA-Zа-яА-я]+(\.[a-zA-Zа-яА-я]+)+', email):
+        return email[email.index("@") + 1:]
+    else:
+        return "Fail!"
+
+if __name__ == "__main__":
+    try:
+        tests = [
+            "day@dfgdfg..",
+            "ind_out.us@out_because.us",
+            "2let@it.be.me",
+            "no_here.there@and.there",
+            "1322list@another8916.21"
+        ]
+        for test in tests:
+            print(mail(test), end="   ")
+        print()
+        results = [
+            "not.here",
+            "Fail!",
+            "it.be.me",
+            "and.there",
+            "Fail!"
+        ]
+        print(*results, sep="   ")
+    except Exception as error:
+        print(f"Ошибка: {error}")