Compilare: main.cpp: In function 'int main()': main.cpp:41:34: warning: unused variable 'st' [-Wunused-variable] 41 | int n,query,a[100005],cerr,x,st,dr,mij,poz; | ^~ main.cpp:41:37: warning: unused variable 'dr' [-Wunused-variable] 41 | int n,query,a[100005],cerr,x,st,dr,mij,poz; | ^~ main.cpp:41:40: warning: unused variable 'mij' [-Wunused-variable] 41 | int n,query,a[100005],cerr,x,st,dr,mij,poz; | ^~~ main.cpp:41:44: warning: unused variable 'poz' [-Wunused-variable] 41 | int n,query,a[100005],cerr,x,st,dr,mij,poz; | ^~~ main.cpp: In function 'int lowerb(int*, int, int)': main.cpp:13:12: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized] 13 | return ans; | ^~~ main.cpp: In function 'int upperb(int*, int, int)': main.cpp:23:12: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized] 23 | return ans; | ^~~ main.cpp: In function 'int main()': main.cpp:53:39: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized] 53 | else fout << upperb(a,x,n) << '\n'; | ^~~~ main.cpp:51:34: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized] 51 | fout<<lowerb(a,x,n)<<'\n'; | ^~~~