Compilare: user.cpp: In function ‘int main()’: user.cpp:30:5: warning: unused variable ‘i’ [-Wunused-variable] int i,mmin,cx,cy,nr=0; ^ user.cpp: In function ‘void afisare()’: user.cpp:53:25: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long long int’ [-Wformat=] fprintf(fout,"%d\n",cost); ^ user.cpp: In function ‘void citire()’: user.cpp:100:26: 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:104:52: 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].c); ^