Compilare: user.cpp: In function ‘int main()’: user.cpp:8:31: warning: unused variable ‘x’ [-Wunused-variable] int n,i,j,minim=2e9,i1,i2,x; ^ user.cpp:25:48: warning: ‘i2’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<minim<<" "<<v[i1]<<" "<<v[i2]<<'\n'; ^ user.cpp:35:32: warning: ‘i1’ may be used uninitialized in this function [-Wmaybe-uninitialized] for (i=i1;i+i2-1<=n;i++) ^