diff --git a/buggy.py b/buggy.py
--- a/buggy.py
+++ b/buggy.py
@@ -3,7 +3,7 @@
 time = 0
 for i in T:
     if i >= time:
-        time = i + a - time
+        time = i + a
         print(time)
     else:
         time += a
