diff --git a/Problem-1.py b/Problem-1.py
new file mode 100644
index 00000000..59b39043
--- /dev/null
+++ b/Problem-1.py
@@ -0,0 +1,16 @@
+# T.C = O(numRows^2)  S.C = O(numRows^2)
+# Have made 2d array with all the values 1 becuase we need 1 at start and end and take the above row and column for addition 
+class Solution(object):
+    def generate(self, numRows):
+        """
+        :type numRows: int
+        :rtype: List[List[int]]
+        """
+
+        result= [[1] * (i + 1) for i in range(numRows)]
+        for i in range(numRows):
+            for j in range(1,i):   
+                result[i][j] = result[i-1][j-1] + result[i-1][j]
+        return result
+
+        
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