Compilare: user.cpp: In function ‘void GenerarePosibili()’: user.cpp:34:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(arb[i].size() > maxi) ~~~~~~~~~~~~~~^~~~~~ user.cpp:38:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(arb[i].size() == maxi) ~~~~~~~~~~~~~~^~~~~~~ user.cpp: In function ‘void dfs(int, int)’: user.cpp:48:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < arb[v].size(); i++){ ~~^~~~~~~~~~~~~~~ user.cpp:49:17: warning: unused variable ‘vec’ [-Wunused-variable] int vec = arb[v][i]; ^~~ user.cpp: In function ‘void parcurgere()’: user.cpp:61:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < pretendenti.size(); i++){ ~~^~~~~~~~~~~~~~~~~~~~ user.cpp: In function ‘void citire()’: user.cpp:12:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ user.cpp:16:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &x, &y); ^ user.cpp: In function ‘int main()’: user.cpp:75:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("capitala.in", "r", stdin); ^ user.cpp:76:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("capitala.out", "w", stdout); ^