Borderou de evaluare (job #690536)

Compilare: main.cpp: In function 'void BFS()': main.cpp:73:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'unsigned int'} [-Wsign-compare] 73 | for(int i = 0; i < G[v].size(); ++i) | ~~^~~~~~~~~~~~~ main.cpp: In member function 'char InParser::read_ch()': main.cpp:20:30: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 20 | fread(buff, 1, 4096, fin); | ~~~~~^~~~~~~~~~~~~~~~~~~~