Borderou de evaluare (job #239119)

Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:12:15: error: ‘sort’ was not declared in this scope user.cpp:13:5: error: expected ‘;’ before ‘reverse’ user.cpp:13:18: error: expected ‘;’ before ‘)’ token user.cpp:14:9: warning: statement has no effect [-Wunused-value] user.cpp:15:11: error: ‘x’ was not declared in this scope user.cpp:17:6: error: ‘suma’ was not declared in this scope user.cpp:20:5: error: ‘suma’ was not declared in this scope user.cpp:21:5: error: ‘x’ was not declared in this scope user.cpp:8:16: warning: unused variable ‘a’ [-Wunused-variable] user.cpp:8:20: warning: unused variable ‘b’ [-Wunused-variable]