Compilare: user.cpp: In function ‘void DFS(int, int, int, int)’: user.cpp:113:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<Gprim[nod].size();i++) ^ user.cpp: In function ‘void rezolvare()’: user.cpp:55:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d %d",&x,&y); ^ user.cpp: In function ‘void citire()’: user.cpp:140:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d %d %d",&n,&m,&k); ^ user.cpp:143:54: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d %d %d",&G[i].x,&G[i].y,&G[i].cost); ^