Borderou de evaluare (job #489638)

Eroare de compilare: user.cpp: In function 'void read(int&)': user.cpp:10:38: warning: suggest parentheses around comparison in operand of '|' [-Wparentheses] user.cpp:15:36: error: 'stdin' was not declared in this scope user.cpp:15:41: error: 'fread' was not declared in this scope user.cpp:21:36: error: 'stdin' was not declared in this scope user.cpp:21:41: error: 'fread' was not declared in this scope user.cpp: In function 'int main()': user.cpp:27:32: error: 'stdin' was not declared in this scope user.cpp:27:37: error: 'freopen' was not declared in this scope user.cpp:27:39: error: 'ofstream' was not declared in this scope user.cpp:27:48: error: expected ';' before 'cout' user.cpp:36:75: error: 'nth_element' was not declared in this scope user.cpp:41:49: error: 'abs' was not declared in this scope user.cpp:42:5: error: 'cout' was not declared in this scope