diff --git a/HW_1.py b/HW_1.py
new file mode 100644
index 0000000..f17227b
--- /dev/null
+++ b/HW_1.py
@@ -0,0 +1,76 @@
+# HW 1.1.
+
+number = int(input('Enter your number: '))
+print(number // 5)
+
+growth = float(input('Укажите ваш рост: '))
+weight = float(input('Укажите ваш вес: '))
+IMT = weight / growth *100
+print('Индекс массы тела =', int(IMT))
+
+pulse = int(input('Your pulse: '))
+if pulse <= 90 and pulse >= 60:
+    print("you ok")
+else:
+    print("see a doctor")
+
+# HW 1.2.
+
+time =int(input('Enter your seconds: '))
+hour = time //3600
+min = (time - hour*3600)//60
+sec = time - (hour*3600)-(min*60)
+print(f'{hour}:{min}:{sec}')
+
+# HW 1.3.
+
+n =int(input("Enter your number 0-9: "))
+summa = n + n*11 + n*111
+print(summa)
+
+# HW 1.4.
+
+n = int(input('Your number: '))
+maxi = 0
+while n > 0:
+    last = n % 10
+    if last >= maxi:
+        maxi = last
+    n //= 10
+print(maxi)
+
+# HW 1.5.
+
+rev = int(input('Ваша выручка: '))
+cos = int(input('Ваши издержки: '))
+if rev > cos:
+    print("прибыль")
+if cos > rev:
+    print("убыток")
+
+# HW 1.6.
+
+rev = int(input('Ваша выручка: '))
+cos = int(input('Ваши издержки: '))
+if rev > cos:
+    prof = (rev - cos) / rev
+    print("Рентабельность =", prof)
+    people = int(input('Количество сотрудников: '))
+    prof_on = (rev - cos) / people
+    print("Прибыль на сотрудника  =", prof_on)
+if cos > rev:
+    print("убыток")
+
+#HW 1.7.-
+
+a = float(input('первичный результат: '))
+b = float(input('желанный результат: '))
+days = 0
+while True:
+    a = a + (a * 0.1)
+    if a >= b:
+        days += 1
+        print(days)
+        break
+    if a < b:
+        days += 1
\ No newline at end of file
diff --git a/main.py b/main.py
deleted file mode 100644
index 5596b44..0000000
--- a/main.py
+++ /dev/null
@@ -1,16 +0,0 @@
-# This is a sample Python script.
-
-# Press Shift+F10 to execute it or replace it with your code.
-# Press Double Shift to search everywhere for classes, files, tool windows, actions, and settings.
-
-
-def print_hi(name):
-    # Use a breakpoint in the code line below to debug your script.
-    print(f'Hi, {name}')  # Press Ctrl+F8 to toggle the breakpoint.
-
-
-# Press the green button in the gutter to run the script.
-if __name__ == '__main__':
-    print_hi('PyCharm')
-
-# See PyCharm help at https://www.jetbrains.com/help/pycharm/