Problem	lcpupqst
User	Elwinthenerd
Submission Time	2025-11-18 10:42:25
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

lcpupqst.cpp: In function ‘int main()’:
lcpupqst.cpp:20:21: error: ‘class std::unordered_map<int, int>’ has no member named ‘contains’
20 | if (changed.contains(x)) {
| ^~~~~~~~
lcpupqst.cpp:28:21: error: ‘class std::unordered_map<int, int>’ has no member named ‘contains’
28 | if (changed.contains(x)) {
| ^~~~~~~~