Compilare: main.cpp: In constructor 'Node::Node(int)': main.cpp:10:6: warning: 'Node::cnt' will be initialized after [-Wreorder] int cnt; ^~~ main.cpp:7:11: warning: 'int Node::g' [-Wreorder] int val, g; ^ main.cpp:11:2: warning: when initialized here [-Wreorder] Node(int val) : val(val), mi(val), ma(val), mindif(1e9), cnt(1), g(rand()) {} ^~~~ main.cpp: In function 'int main()': main.cpp:93:6: warning: unused variable 'y' [-Wunused-variable] int y = 0; ^ main.cpp:83:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("zeap.in", "r", stdin); ^ main.cpp:84:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("zeap.out", "w", stdout); ^