Transit Woes

transitwoes.py

@@ -0,0 +1,15 @@
+s, t, n = map(int, input().split())  # start time, class time, transit routes
+d = list(map(int, input().split()))  # d(0)...d(n+1)  # walking times
+b = list(map(int, input().split()))  # b(0)...b(n)  # ride times
+c = list(map(int, input().split()))  # c(0)...c(n)  # bus arrival intervals
+
+s += d[0]
+
+for i in range(n):
+    passed_arrival_time = s % c[i]
+    if passed_arrival_time > 0:
+        s += c[i] - passed_arrival_time
+    s += b[i]
+    s += d[i + 1]
+
+print("yes" if s <= t else "no")