Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:21:16: error: ‘x’ was not declared in this scope fin >> x; ^ user.cpp:26:16: error: ‘c’ was not declared in this scope fin >> c >> x >> y; ^ user.cpp:26:21: error: ‘x’ was not declared in this scope fin >> c >> x >> y; ^ user.cpp:26:26: error: ‘y’ was not declared in this scope fin >> c >> x >> y; ^ user.cpp:28:33: error: ‘b’ was not declared in this scope else update(1, n, a, 1, b); ^ user.cpp: In function ‘void update(int, int, int, int, int)’: user.cpp:38:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if (st < dr) ^ user.cpp: In function ‘int query(int, int, int, int, int)’: user.cpp:45:1: error: expected primary-expression before ‘}’ token } ^ user.cpp:45:1: error: expected ‘;’ before ‘}’ token user.cpp:45:1: warning: no return statement in function returning non-void [-Wreturn-type]