Compilare: user.cpp: In function ‘int main()’: user.cpp:32:11: warning: unused variable ‘y’ [-Wunused-variable] int x,y; ^ user.cpp:14:47: warning: ‘gmax3’ may be used uninitialized in this function [-Wmaybe-uninitialized] int hmax1,hmax2,hmax3,hmax=-1,gmax1,gmax2,gmax3,gmax=-1,gmaxi,hmaxi; ^ user.cpp:14:21: warning: ‘hmax3’ may be used uninitialized in this function [-Wmaybe-uninitialized] int hmax1,hmax2,hmax3,hmax=-1,gmax1,gmax2,gmax3,gmax=-1,gmaxi,hmaxi; ^ user.cpp:26:23: warning: ‘hmaxi’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(i!=hmaxi&&j!=hmaxi&&i!=gmaxi&&j!=gmaxi&&i!=j) ^ user.cpp:26:33: warning: ‘gmaxi’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(i!=hmaxi&&j!=hmaxi&&i!=gmaxi&&j!=gmaxi&&i!=j) ^