Problem	pigeonhole
User	yc
Submission Time	2025-06-05 12:17:22
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

pigeonhole.cpp: In function ‘int main()’:
pigeonhole.cpp:36:12: error: ‘class std::multiset<long long int>’ has no member named ‘back’
36 | cout<<m1.back()<<"\n";
| ^~~~