Compilare: user.cpp: In function ‘int main()’: user.cpp:12:23: warning: unused variable ‘aux’ [-Wunused-variable] int jd=0,n,i,j,nr,aux,pus,max2,max1; ^ user.cpp:13:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d",&n); ^ user.cpp:17:35: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d%d",&j,&nr); ^ user.cpp:15:25: warning: iteration 50u invokes undefined behavior [-Waggressive-loop-optimizations] jud[i].first=INF; ^ user.cpp:14:15: note: containing loop for (i=1;i<=51;i++) ^ user.cpp:30:20: warning: iteration 50u invokes undefined behavior [-Waggressive-loop-optimizations] if (jud[i].first==INF) ^ user.cpp:29:15: note: containing loop for (i=1;i<=51;i++){ ^