Compilare: user.cpp: In function ‘int main()’: user.cpp:45: warning: suggest parentheses around ‘&&’ within ‘||’ user.cpp:58: warning: suggest parentheses around ‘&&’ within ‘||’ user.cpp:72: warning: suggest parentheses around ‘&&’ within ‘||’ user.cpp:85: warning: suggest parentheses around ‘&&’ within ‘||’ user.cpp:41: warning: ‘bottomX’ may be used uninitialized in this function user.cpp:41: warning: ‘bottomY’ may be used uninitialized in this function