Eroare de compilare: user.cpp:1:21: error: windows.h: No such file or directory user.cpp: In function ‘unsigned int per(int)’: user.cpp:8: error: ‘sqrt’ was not declared in this scope user.cpp:8: error: ‘floor’ was not declared in this scope user.cpp:13: warning: comparison between signed and unsigned integer expressions user.cpp: At global scope: user.cpp:23: error: ‘::main’ must return ‘int’ user.cpp: In function ‘int main()’: user.cpp:25: error: ‘LSTATUS’ was not declared in this scope user.cpp:25: error: expected ‘;’ before ‘status’ user.cpp:44: error: expected type-specifier before ‘LSTATUS’ user.cpp:44: error: expected ‘)’ before ‘_status’ user.cpp:44: error: expected ‘{’ before ‘_status’ user.cpp:44: error: ‘_status’ was not declared in this scope user.cpp:44: error: expected ‘;’ before ‘)’ token