Compilare: main.cpp: In function 'int main()': main.cpp:71:22: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&N); ^ main.cpp:75:31: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d",&x,&y); ^ main.cpp:80:35: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&culoare[l]); ^ main.cpp: In function 'void DFS(int, int)': main.cpp:44:26: warning: 'mult' may be used uninitialized in this function [-Wmaybe-uninitialized] sol[nod]=sol[mult]; ~~~~~~~~^