diff --git a/grad.py b/grad.py
new file mode 100644
index 0000000..7dc1dcb
--- /dev/null
+++ b/grad.py
@@ -0,0 +1,22 @@
+from vector import Vector
+from typing import Tuple, List
+
+def interpol(points: List[Tuple[int]]) -> List[Tuple[int]]:
+    n = len(points)
+    X = tuple(point[0] for point in points)
+    Y = tuple(point[1] for point in points)
+    graph = []
+    for t in range(points[0][0], points[n-1][0]+1):
+        y = 0
+        for i in range(n):
+            q = Y[i]
+            for j in range(n):
+                if j != i:
+                    q = q * (t-X[j]) / (X[i] - X[j])
+            y = y + q
+        graph.append((t, y))
+    return graph
+    
+
+def main(points: List[Tuple[int]], colors: Tuple[Vector]) -> Tuple[int]:
+    return ()
\ No newline at end of file
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..41f264e
--- /dev/null
+++ b/main.py
@@ -0,0 +1,43 @@
+import tkinter as tk
+from grad import interpol
+
+def rgb_to_hex(color):
+    r, g, b = color
+    return f'#{r:02x}{g:02x}{b:02x}'
+
+# Создаем основное окно
+root = tk.Tk()
+root.title("Pixel Coloring")
+
+# Устанавливаем размеры окна
+width = 400
+height = 400
+
+# Создаем холст (Canvas) для рисования
+canvas = tk.Canvas(root, width=width, height=height)
+canvas.pack()
+
+# Массив для хранения координат точек
+points = []
+
+# Функция, которая будет вызвана при нажатии Enter
+def on_enter_pressed(event):
+    graph = interpol(points)
+    for x, y in graph:
+        canvas.create_line(x, y, x+1, y, fill=rgb_to_hex((0, 0, 0)))
+
+# Функция, которая вызывается при нажатии мыши
+def on_mouse_click(event):
+    x, y = event.x, event.y
+    points.append((x, y))  # Добавляем координаты в массив
+    print(f"Point added: ({x}, {y})")
+    # Рисуем точку на холсте
+    canvas.create_oval(x - 3, y - 3, x + 3, y + 3, fill="red")
+
+# Привязываем события
+canvas.bind("<Button-1>", on_mouse_click)  # Левый клик мыши
+root.bind("<Return>", on_enter_pressed)    # Клавиша Enter
+
+
+# Запускаем главный цикл обработки событий
+root.mainloop()
\ No newline at end of file
diff --git a/vector.py b/vector.py
new file mode 100644
index 0000000..d63e899
--- /dev/null
+++ b/vector.py
@@ -0,0 +1,39 @@
+class Vector():
+    def __init__(self, *comps):
+        self.len = len(comps)
+        self.comps = comps
+    
+    def __add__(self, other):
+        if type(self) == type(other):
+            if self.len == other.len:
+                return Vector(*(self.comps[i] + other.comps[i] for i in range(self.len)))
+            else:
+                return "Длины должны совпадать"
+    
+    def __sub__(self, other):
+        if type(self) == type(other):
+            if self.len == other.len:
+                return Vector(*(self.comps[i] - other.comps[i] for i in range(self.len)))
+            else:
+                return "Длины должны совпадать"
+            
+    def __neg__(self):
+        return Vector(*(-self.comps[i] for i in range(self.len)))
+    
+    def __str__(self):
+        return '(' + ', '.join(map(str, self.comps)) + ')'
+    
+    def __mul__(self, other):
+        if type(other) == Vector:
+            if self.len == other.len:
+                return sum((self.comps[i]*other.comps[i] for i in range(self.len)))
+            else:
+                return "Длины должны совпадать"
+        if type(other) == int:
+            return Vector(*(self.comps[i] * other for i in range(self.len)))
+        
+    def __round__(self):
+        return Vector(*(round(self.comps[i]) for i in range(self.len)))
+    
+    def tuple(self):
+        return self.comps
\ No newline at end of file