Borderou de evaluare (job #618211)

Compilare: main.cpp: In function 'int Kruskal()': main.cpp:144:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'unsigned int'} [-Wsign-compare] 144 | for(int i = 1; i < sef.size(); i++) | ~~^~~~~~~~~~~~ main.cpp:150:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, std::pair<int, int> > >::size_type' {aka 'unsigned int'} [-Wsign-compare] 150 | for(int i = 0; i < M.size(); i++) { | ~~^~~~~~~~~~ main.cpp: In member function 'char InParser::read_ch()': main.cpp:22:30: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 22 | fread(buff, 1, 4096, fin); | ~~~~~^~~~~~~~~~~~~~~~~~~~