Compilare: user.cpp: In function ‘int main()’: user.cpp:28:11: warning: unused variable ‘crt’ [-Wunused-variable] int n,crt,nr=0,max=0,poz; ^ user.cpp:28:15: warning: unused variable ‘nr’ [-Wunused-variable] int n,crt,nr=0,max=0,poz; ^ user.cpp:26:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("granita.in","r",stdin); ^ user.cpp:27:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("granita.out","w",stdout); ^ user.cpp:29:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.cpp:31:41: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d",&v[i].st,&v[i].dr); ^ user.cpp:21:5: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(x<v[mij].st) return caut(p,mij-1,x); ^ user.cpp:28:26: note: ‘poz’ was declared here int n,crt,nr=0,max=0,poz; ^