diff --git a/task_01.py b/task_01.py
new file mode 100644
index 0000000..47aafe9
--- /dev/null
+++ b/task_01.py
@@ -0,0 +1,6 @@
+a = int(input())
+b = int(input())
+if a > b:
+    print(b)
+else:
+    print(a)
diff --git a/task_02.py b/task_02.py
new file mode 100644
index 0000000..1cbf625
--- /dev/null
+++ b/task_02.py
@@ -0,0 +1,7 @@
+num = int(input())
+if num > 0:
+    print(1)
+elif num < 0:
+    print(-1)
+else:
+    print(0)
diff --git a/task_03.py b/task_03.py
new file mode 100644
index 0000000..64d6d64
--- /dev/null
+++ b/task_03.py
@@ -0,0 +1,10 @@
+a = int(input())
+b = int(input())
+c = int(input())
+d = int(input())
+sq1 = (a+b) % 2
+sq2 = (c+d) % 2
+if sq1 == sq2:
+    print("YES")
+else:
+    print("NO")
diff --git a/task_04.py b/task_04.py
new file mode 100644
index 0000000..56009d0
--- /dev/null
+++ b/task_04.py
@@ -0,0 +1,5 @@
+n = int(input())
+if n % 4 == 0 and not n % 100 == 0 or n % 400 == 0:
+    print("YES")
+else:
+    print("NO")
diff --git a/task_05.py b/task_05.py
new file mode 100644
index 0000000..eb4979c
--- /dev/null
+++ b/task_05.py
@@ -0,0 +1,10 @@
+a = int(input())
+b = int(input())
+c = int(input())
+
+if a <= b and a <= c:
+    print(a)
+elif b <= a and b <= c:
+    print(b)
+else:
+    print(c)
diff --git a/task_06.py b/task_06.py
new file mode 100644
index 0000000..7f0da54
--- /dev/null
+++ b/task_06.py
@@ -0,0 +1,9 @@
+a = int(input())
+b = int(input())
+c = int(input())
+if a == b and a == c:
+    print(3)
+elif a == b and a != c or b == c and a != b or a == c and b != c:
+    print(2)
+else:
+    print(0)
diff --git a/task_07.py b/task_07.py
new file mode 100644
index 0000000..b355d61
--- /dev/null
+++ b/task_07.py
@@ -0,0 +1,8 @@
+a = int(input())
+b = int(input())
+c = int(input())
+d = int(input())
+if a == c or b == d:
+    print("YES")
+else:
+    print("NO")
diff --git a/task_08.py b/task_08.py
new file mode 100644
index 0000000..9acd603
--- /dev/null
+++ b/task_08.py
@@ -0,0 +1,10 @@
+x1 = int(input())
+y1 = int(input())
+x2 = int(input())
+y2 = int(input())
+stepX = (x1-x2)
+stepY = (y1 - y2)
+if abs(stepX) <= 1 and abs(stepY) <= 1:
+    print("YES")
+else:
+    print("NO")
diff --git a/task_09.py b/task_09.py
new file mode 100644
index 0000000..119fa71
--- /dev/null
+++ b/task_09.py
@@ -0,0 +1,10 @@
+x1 = int(input())
+y1 = int(input())
+x2 = int(input())
+y2 = int(input())
+stepX = (x1-x2)
+stepY = (y1 - y2)
+if abs(stepX) == abs(stepY):
+    print('YES')
+else:
+    print('NO')
diff --git a/task_10.py b/task_10.py
new file mode 100644
index 0000000..bde7929
--- /dev/null
+++ b/task_10.py
@@ -0,0 +1,10 @@
+x1 = int(input())
+y1 = int(input())
+x2 = int(input())
+y2 = int(input())
+stepX = (x1-x2)
+stepY = (y1 - y2)
+if abs(stepX) == abs(stepY) or x1 == x2 or y1 == y2:
+    print('YES')
+else:
+    print('NO')
diff --git a/task_11.py b/task_11.py
new file mode 100644
index 0000000..1e45582
--- /dev/null
+++ b/task_11.py
@@ -0,0 +1,10 @@
+x1 = int(input())
+y1 = int(input())
+x2 = int(input())
+y2 = int(input())
+dx = abs(x1 - x2)
+dy = abs(y1 - y2)
+if dx == 1 and dy == 2 or dx == 2 and dy == 1:
+    print('YES')
+else:
+    print('NO')
diff --git a/task_12.py b/task_12.py
new file mode 100644
index 0000000..646bf29
--- /dev/null
+++ b/task_12.py
@@ -0,0 +1,7 @@
+n = int(input())
+m = int(input())
+k = int(input())
+if k < n * m and ((k % n == 0) or (k % m == 0)):
+    print('YES')
+else:
+    print('NO')
diff --git a/task_13.py b/task_13.py
new file mode 100644
index 0000000..8b1c7a7
--- /dev/null
+++ b/task_13.py
@@ -0,0 +1,15 @@
+n = int(input())
+m = int(input())
+x = int(input())
+y = int(input())
+
+if n > m:
+    n, m = m, n
+if x >= n / 2:
+    x = n - x
+if y >= m / 2:
+    y = m - y
+if x < y:
+    print(x)
+else:
+    print(y)