diff --git a/lec2_dop1.py b/lec2_dop1.py
new file mode 100644
index 000000000..ae47bea3e
--- /dev/null
+++ b/lec2_dop1.py
@@ -0,0 +1,11 @@
+a, b, c=map(float, input("Введите a b c через пробел: ").split())
+
+d = b**2 - 4*a*c
+
+if d > 0:
+    print((-b + d**0.5)/(2*a))
+    print((-b - d**0.5)/(2*a))
+if d == 0:
+    print((-b + d**0.5)/(2*a))
+if d <0:
+    print("нет корней")
\ No newline at end of file
diff --git a/lec2_dop2.py b/lec2_dop2.py
new file mode 100644
index 000000000..6bca6a779
--- /dev/null
+++ b/lec2_dop2.py
@@ -0,0 +1,10 @@
+a, b, c=map(float, input("Введите a b c через пробел: ").split())
+
+if a<b+c and b<a+c and c<a+b:
+    print("треутольник существует")
+    if a == b ==c:
+        print("равностороний")
+    elif a == b or a==c or b ==c:
+        print("Равнобедренный")
+    else: print("Разностороний")
+else: print("Несуществует")
\ No newline at end of file
diff --git a/lec2_test1.py b/lec2_test1.py
new file mode 100644
index 000000000..7cd1bf0a2
--- /dev/null
+++ b/lec2_test1.py
@@ -0,0 +1,5 @@
+n = int(input("Введите число: "))
+if n%2==0:
+    print("Чётное")
+else:
+    print("Нечётное")
\ No newline at end of file
diff --git a/lec2_test2.py b/lec2_test2.py
new file mode 100644
index 000000000..f96c70cf7
--- /dev/null
+++ b/lec2_test2.py
@@ -0,0 +1,12 @@
+n = float(input("1 chlen: "))
+zn = float(input("Znamenatel: "))
+cnt = int(input("Kolvo chlenov: "))
+
+a = 0
+list = []
+
+for i in range(cnt):
+    list.append(n * zn**a)
+    a += 1
+
+print(list)
\ No newline at end of file
diff --git a/lec_dop3.py b/lec_dop3.py
new file mode 100644
index 000000000..8798f631f
--- /dev/null
+++ b/lec_dop3.py
@@ -0,0 +1,2 @@
+txt = input("Vvedite chislo: ")
+print(txt[-1::-1])
\ No newline at end of file
diff --git a/lec_dop4.py b/lec_dop4.py
new file mode 100644
index 000000000..99b78c19f
--- /dev/null
+++ b/lec_dop4.py
@@ -0,0 +1,19 @@
+n = int(input("Vvedite chislo: "))
+c2 = 0
+c3 = 0
+c5=0
+c7 = 0
+while n % 2 == 0:
+    c2 +=1
+    n = n/2
+while n % 3 == 0:
+    c3+=1
+    n = n/3
+while n % 5 == 0:
+    c5+=1
+    n = n/5
+while n % 7 == 0:
+    c7+=1
+    n = n/7
+    
+print(f"2: {c2}; 3: {c3}; 5: {c5}; 7: {c7}")
\ No newline at end of file
diff --git a/lec_dop5.py b/lec_dop5.py
new file mode 100644
index 000000000..d1c060e0b
--- /dev/null
+++ b/lec_dop5.py
@@ -0,0 +1,14 @@
+a = int(input("Vvedite chislo: "))
+
+def del_fi(num):
+    delitely = []
+    for i in range(1, num):
+        if num % i == 0:
+            delitely.append(i)
+    return delitely
+
+for i in range(1, a+1):
+    ls = del_fi(i)
+    if sum(ls) == i:
+        print(i)
+    
\ No newline at end of file
diff --git a/lec_dop6.py b/lec_dop6.py
new file mode 100644
index 000000000..05b864d88
--- /dev/null
+++ b/lec_dop6.py
@@ -0,0 +1,7 @@
+t1 = int(input("VVedite olimp: "))*4*365
+t2 = int(input("vvedite god ot olimp: "))*365
+
+
+date = -776*365 -181 + t1 + t2#начало осение приблизительно
+
+print(date//365, date%365//30 +1)
\ No newline at end of file
diff --git a/lec_test3.py b/lec_test3.py
new file mode 100644
index 000000000..0a26c32ff
--- /dev/null
+++ b/lec_test3.py
@@ -0,0 +1,5 @@
+year = int(input("Введите год: "))
+if year % 4 == 0: 
+    print("весокостный")
+else: 
+    print("Не весоконый")
\ No newline at end of file
diff --git a/lec_test5.py b/lec_test5.py
new file mode 100644
index 000000000..5ad02b393
--- /dev/null
+++ b/lec_test5.py
@@ -0,0 +1,4 @@
+a, b = map(float, input("введите 2 числа через пробел: ").split())
+if b == 0: print("На 0 делить нельзя")
+elif a % b == 0: print(f"{a} делится на {b}\nОстаток = {a%b}\nЧастное = {a/b}")
+elif a % b != 0: print(f"{a} не делится на {b}\nОстаток = {a%b}\nЧастное = {a/b}")
\ No newline at end of file
diff --git a/p.py b/p.py
new file mode 100644
index 000000000..d6087b262
--- /dev/null
+++ b/p.py
@@ -0,0 +1 @@
+jghgyujh
\ No newline at end of file