Compilare: user.cpp: In function ‘int main()’: user.cpp:9:13: warning: unused variable ‘nr’ [-Wunused-variable] int n,i,nr,poz=1,l1,l2,mij,poz2,cautat,pp,poz3,pmax=0,pmax2=0,poz4; ^ user.cpp:9:37: warning: unused variable ‘cautat’ [-Wunused-variable] int n,i,nr,poz=1,l1,l2,mij,poz2,cautat,pp,poz3,pmax=0,pmax2=0,poz4; ^ user.cpp:9:67: warning: variable ‘poz4’ 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; ^ user.cpp:7:34: 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:8:36: 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:10:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.cpp:12:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%f",&v[i]); ^ user.cpp:113:23: warning: ‘poz3’ may be used uninitialized in this function [-Wmaybe-uninitialized] p2[i]=poz2-poz3; ^ user.cpp:113:23: warning: ‘poz2’ may be used uninitialized in this function [-Wmaybe-uninitialized]