diff --git a/jumbojavelin.py b/jumbojavelin.py
new file mode 100644
index 0000000..5bc890a
--- /dev/null
+++ b/jumbojavelin.py
@@ -0,0 +1,5 @@
+n = int(input())
+sum = 1 - n
+for _ in range(n):
+    sum += int(input())
+print(sum)
\ No newline at end of file