Eroare de compilare: main.cpp: In function 'float dist(Node, Node)': main.cpp:25:103: error: 'sqrt' was not declared in this scope return sqrt((point1.x - point2.x)*(point1.x - point2.x) + (point1.y - point2.y)*(point1.y - point2.y)); ^ main.cpp: In function 'int main()': main.cpp:33:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (size_t i = 0; i < n; i++) ~~^~~ main.cpp:54:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (size_t i = 0; i < n; i++) ~~^~~ Non zero exit status: 1