diff options
| author | Gloria Mundi <gloria@gloria-mundi.eu> | 2024-11-16 01:24:14 +0100 |
|---|---|---|
| committer | Gloria Mundi <gloria@gloria-mundi.eu> | 2024-11-16 01:24:14 +0100 |
| commit | 98567ec798aa8ca2cfbcb85c774dd470f30e30d4 (patch) | |
| tree | 5113d5cc24d1ad5f93810b6442ce584a36950dc8 /content/datastructures/persistent.cpp | |
| parent | ad3856a6b766087df0036de0b556f4700a6498c9 (diff) | |
| parent | 8d11c6c8213f46f0fa19826917c255edd5d43cb1 (diff) | |
mzuenni tests
Diffstat (limited to 'content/datastructures/persistent.cpp')
| -rw-r--r-- | content/datastructures/persistent.cpp | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/content/datastructures/persistent.cpp b/content/datastructures/persistent.cpp new file mode 100644 index 0000000..4093cdc --- /dev/null +++ b/content/datastructures/persistent.cpp @@ -0,0 +1,18 @@ +template<typename T>
+struct persistent {
+ int& time;
+ vector<pair<int, T>> data;
+
+ persistent(int& time, T value = {})
+ : time(time), data(1, {time, value}) {}
+
+ T get(int t) {
+ return prev(upper_bound(all(data), pair{t+1, T{}}))->second;
+ }
+
+ int set(T value) {
+ time += 2;
+ data.push_back({time, value});
+ return time;
+ }
+};
|