Compilare: main.cpp: In function 'int Solutie(int)': main.cpp:34:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < graf[nod].size(); i++) ~~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:91:26: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &n); ^ main.cpp:98:43: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d %d", &nod1, &nod2); ^