Compilare: user.cpp: In function ‘int main()’: user.cpp:22:32: warning: unused variable ‘ok’ [-Wunused-variable] int m,n,a,max=0,sol=0,j,d,x,ok,i; ^ user.cpp:47:54: warning: ‘x’ may be used uninitialized in this function [-Wmaybe-uninitialized] else if((o[a]-1)%m!=0&&o[a]%m==0) {o[a]+=x;sol--;} ^