Compilare: user.cpp: In function ‘int main()’: user.cpp:10:13: warning: unused variable ‘nr’ [-Wunused-variable] int n,i,nr,poz=1,l1,l2,mij,poz2,cautat,pp,poz3,pmax=0,pmax2=0,poz4,j,s,smax=0; ^ user.cpp:10:37: warning: unused variable ‘cautat’ [-Wunused-variable] int n,i,nr,poz=1,l1,l2,mij,poz2,cautat,pp,poz3,pmax=0,pmax2=0,poz4,j,s,smax=0; ^ user.cpp:10:47: warning: variable ‘poz3’ set but not used [-Wunused-but-set-variable] int n,i,nr,poz=1,l1,l2,mij,poz2,cautat,pp,poz3,pmax=0,pmax2=0,poz4,j,s,smax=0; ^ user.cpp:10:59: warning: unused variable ‘pmax2’ [-Wunused-variable] int n,i,nr,poz=1,l1,l2,mij,poz2,cautat,pp,poz3,pmax=0,pmax2=0,poz4,j,s,smax=0; ^ user.cpp:10:67: warning: unused variable ‘poz4’ [-Wunused-variable] int n,i,nr,poz=1,l1,l2,mij,poz2,cautat,pp,poz3,pmax=0,pmax2=0,poz4,j,s,smax=0; ^ user.cpp:10:72: warning: unused variable ‘j’ [-Wunused-variable] int n,i,nr,poz=1,l1,l2,mij,poz2,cautat,pp,poz3,pmax=0,pmax2=0,poz4,j,s,smax=0; ^ user.cpp:8:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("euro2.in","r",stdin); ^ user.cpp:9:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("euro2.out","w",stdout); ^ user.cpp:11:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.cpp:13:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%f",&v[i]); ^ user.cpp:100:20: warning: ‘poz2’ may be used uninitialized in this function [-Wmaybe-uninitialized] p2[i]=n-poz2+1; ^