Borderou de evaluare (job #548134)

Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:8:13: error: ‘z’ was not declared in this scope user.cpp:8:15: error: ‘l1’ was not declared in this scope user.cpp:8:18: error: ‘c1’ was not declared in this scope user.cpp:8:21: error: ‘l2’ was not declared in this scope user.cpp:8:24: error: ‘c2’ was not declared in this scope user.cpp:8:27: error: ‘i’ was not declared in this scope user.cpp:8:29: error: ‘j’ was not declared in this scope user.cpp:8:31: error: ‘k’ was not declared in this scope user.cpp:8:33: error: ‘l’ was not declared in this scope user.cpp:8:35: error: ‘x’ was not declared in this scope