Problem	nycoordinates
User	shaekpie
Submission Time	2026-06-24 16:56:05
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

nycoordinates.cpp: In function ‘int main()’:
nycoordinates.cpp:20:41: error: invalid type argument of unary ‘*’ (have ‘__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type’ {aka ‘long long int’})
20 | if (C[i][1]-C[j][1])*(C[i][1]-C[j][1]) + (C[i][2]-C[j][2])*(C[i][2]-C[j][2]) <= L*L){
| ^