diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/solution.py b/solution.py
new file mode 100644
index 0000000..43ab21f
--- /dev/null
+++ b/solution.py
@@ -0,0 +1,78 @@
+def Newton(n, m):
+
+        if(m > n/2):
+                m = n-m
+        licznik = 1
+        for i in range(n-m+1, n+1):
+                licznik *= i
+        mianownik = 1
+        for i in range(1, m+1):
+                mianownik *= i
+        return licznik/mianownik
+
+
+
+def Pascal(n):
+        i = 1
+        triangle = [[1]]
+        while i < n:
+                temp = [1]
+                for j in range(1, i):
+                        temp.append(triangle[i-1][j-1] + triangle[i-1][j])
+                temp.append(1)
+                triangle.append(temp)
+                i += 1
+        return triangle
+
+
+def LotOfHash(n):
+        triangle = Pascal(n)
+        for row in triangle:
+                temp = ""
+                for elem in row:
+                        if elem % 2 == 1:
+                                temp += "#"
+                        else:
+                                temp += " "
+                print temp
+
+
+def PowerModulo(a, b, n):
+
+        binary = bin(b)[2:]
+        wynik = 1
+        i = 0
+        m = a % n
+        while i < len(binary):
+                if binary[-1-i] == "1":
+                        wynik = wynik*m % n
+                i += 1
+                m = pow(m, 2) % n
+        return wynik
+
+
+
+def Intersect(a,b):
+        x1, y1, r1 = a
+        x2, y2, r2 = b
+
+        def norm(a, b):
+                return pow(pow(a,2) + pow(b,2), 0.5)
+
+        l = norm(x1 - x2, y1- y2)
+        w = [(x2 - x1) / l, (y2 - y1) / l]
+        if l > r1 + r2:
+                return []
+
+        elif l == r1 + r2:
+                inter = (x1 + w[0]*r1, y1 + w[1]*r1)
+                return [inter]
+
+        else:
+                x = (pow(l,2) + pow(r1, 2) - pow(r2, 2))/(2*l)
+                h = pow(pow(r1,2) - pow(x,2), 0.5)
+                inter1 = (x1 + x*w[0] + h*w[1], y1 + x*w[1] - h*w[0])
+                inter2 = (x1 + x*w[0] - h*w[1], y1 + x*w[1] + h*w[0])
+                return [inter1, inter2]
+
+
diff --git a/test.py b/test.py
new file mode 100644
index 0000000..e69de29