Borderou de evaluare (job #696806)

Compilare: main.cpp: In function 'void DFS_FindPath(int)': main.cpp:23:44: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'unsigned int'} and 'int' [-Wsign-compare] 23 | if (longest_path.size()==R+1) { | ~~~~~~~~~~~~~~~~~~~^~~~~ main.cpp: In function 'int main()': main.cpp:35:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 35 | freopen("diametru.in","r",stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:36:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 36 | freopen("diametru.out","w",stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:37:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 37 | scanf("%d", &N); | ~~~~~^~~~~~~~~~ main.cpp:39:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 39 | scanf("%d %d", &a, &b); | ~~~~~^~~~~~~~~~~~~~~~~