Compilare: user.cpp: In function ‘int main()’: user.cpp:20:46: warning: unused variable ‘aux’ [-Wunused-variable] int n,m,mini,i,st,ok,dr,drm,mid,timp,u,p,aux,cam,maxi,sticle; ^ user.cpp:21:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d%d",&n,&m); ^ user.cpp:24:40: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d%d",&v[i],&w[i]); ^