diff --git a/service_lane/service_lane.py b/service_lane/service_lane.py
new file mode 100644
index 0000000..3e6dfb9
--- /dev/null
+++ b/service_lane/service_lane.py
@@ -0,0 +1,33 @@
+#!/usr/bin/python3
+
+import sys
+
+def nextints():
+	return [int(x) for x in sys.stdin.readline().split()]
+
+def maxwidth_aux(width, i, j):
+	res = 3
+	for w in width[i:j+1]:
+		if w == 1:
+			return 1
+		res = min(res,w)
+	return res
+
+def maxwidth(width, i, j, memo):
+	res = memo.get((i,j), None)
+	if res:
+		return res
+	res = maxwidth_aux(width, i, j)
+	memo[(i,j)] = res
+	return res
+
+def main():
+	[N,T] = nextints()
+	width = nextints()
+	memo = dict()
+	for _ in range(T):
+		[i,j] = nextints()
+		print(maxwidth(width, i, j, memo))
+
+main()
+	
\ No newline at end of file
diff --git a/service_lane/test1.in b/service_lane/test1.in
new file mode 100644
index 0000000..666e82c
--- /dev/null
+++ b/service_lane/test1.in
@@ -0,0 +1,7 @@
+8 5
+2 3 1 2 3 2 3 3
+0 3
+4 6
+6 7
+3 5
+0 7
\ No newline at end of file