diff --git a/Sumoftherange.py b/Sumoftherange.py
new file mode 100644
index 00000000..39b3bea3
--- /dev/null
+++ b/Sumoftherange.py
@@ -0,0 +1,10 @@
+def sumofrange(arr):
+    sumarr = [0]*(len(arr))
+    sumarr[0] = arr[0]
+    for i in range(1,len(arr)):
+        sumarr[i] = arr[i]+sumarr[i-1]
+    return sumarr
+print(sumofrange([1,-2,3,10,-8,0]))
+#Then give the query like sum in the range(2,4)
+# the answer will be => sum(2,4) = sum(0,4) - sum(0,1)
+# i.e., sum(i,j) = sum(0,j) - sum(0,i-1)