last lab

labPython/lab15/task_3.py

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+class FitnessRecord:
+    def __init__(self, duration, client_code, year, month):
+        self.duration = duration
+        self.client_code = client_code
+        self.year = year
+        self.month = month
+
+
+def solve():
+    while True:
+        print("\n--- Меню ExamTaskC16 ---")
+        print("1. Ввести данные и выполнить расчет")
+        print("2. Выход")
+
+        choice = input("Выберите вариант: ")
+
+        if choice == "2":
+            break
+        elif choice == "1":
+            try:
+                k_code = int(input("Введите код клиента K (10-99): "))
+                n = int(input("Введите количество строк N: "))
+
+                records = []
+                for i in range(n):
+                    print(f"Строка {i + 1} из {n}")
+                    line = input(
+                        "Формат <Продолжительность> <Код клиента> <Год> <Номер месяца>: "
+                    ).split()
+
+                    if len(line) != 4:
+                        print("Ошибка: должно быть 4 числа.")
+                        continue
+
+                    dur, code, yr, mnth = map(int, line)
+                    records.append(FitnessRecord(dur, code, yr, mnth))
+
+                target_records = [r for r in records if r.client_code == k_code]
+
+                if not target_records:
+                    print("Нет данных")
+                    continue
+
+                years = {}
+                for r in target_records:
+                    if r.duration == 0:
+                        continue
+                    if r.year not in years:
+                        years[r.year] = []
+                    years[r.year].append(r)
+
+                if not years:
+                    print("Нет данных")
+                    continue
+
+                results = []
+                for year in years:
+                    year_records = years[year]
+
+                    min_dur = min(r.duration for r in year_records)
+
+                    candidates = [r for r in year_records if r.duration == min_dur]
+
+                    best_month_record = max(candidates, key=lambda x: x.month)
+
+                    results.append(
+                        {
+                            "duration": min_dur,
+                            "year": year,
+                            "month": best_month_record.month,
+                        }
+                    )
+
+                results.sort(key=lambda x: (x["duration"], x["year"]))
+
+                print("\nРезультат:")
+                for res in results:
+                    print(f"{res['duration']} {res['year']} {res['month']}")
+
+            except ValueError:
+                print("Ошибка: вводите только целые числа.")
+            except Exception as e:
+                print(f"Произошла ошибка: {e}")
+        else:
+            print("Неверный выбор.")
+
+
+if __name__ == "__main__":
+    solve()