From e9958381801bf44fd0635aaa1e68541b21e193e0 Mon Sep 17 00:00:00 2001
From: Gloria Mundi <gloria@gloria-mundi.eu>
Date: Fri, 15 Mar 2024 01:48:00 +0100
Subject: fix persistent and add test

---
 datastructures/persistent.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'datastructures/persistent.cpp')

diff --git a/datastructures/persistent.cpp b/datastructures/persistent.cpp
index 0a65a79..4093cdc 100644
--- a/datastructures/persistent.cpp
+++ b/datastructures/persistent.cpp
@@ -7,7 +7,7 @@ struct persistent {
 		: time(time), data(1, {time, value}) {}
 	
 	T get(int t) {
-		return prev(upper_bound(all(data), {t+1, {}}))->second;
+		return prev(upper_bound(all(data), pair{t+1, T{}}))->second;
 	}
 	
 	int set(T value) {
-- 
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