Problem	triangles
User	sporknives
Submission Time	2026-05-13 10:35:13
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

triangles.cpp: In function ‘int main()’:
triangles.cpp:48:16: error: request for member ‘push_back’ in ‘light_edges’, which is of non-class type ‘pii [n]’ {aka ‘std::pair<long long int, long long int> [n]’}
48 | light_edges.push_back(edge);
| ^~~~~~~~~