Compilare: main.cpp: In function 'int main()': main.cpp:11:23: warning: unused variable 's' [-Wunused-variable] int n,k,q,x,y,z,i,s,aux,pos; ^ main.cpp:11:25: warning: unused variable 'aux' [-Wunused-variable] int n,k,q,x,y,z,i,s,aux,pos; ^~~ main.cpp:29:12: warning: 'pos' may be used uninitialized in this function [-Wmaybe-uninitialized] c[pos] = -1; ~~~~~~~^~~~