Borderou de evaluare (job #290879)

Eroare de compilare: user.cpp: In function 'int main()': user.cpp:22:12: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] user.cpp:30:25: error: 'z' was not declared in this scope user.cpp:33:3: error: 'cate' was not declared in this scope user.cpp:35:27: error: 'b' was not declared in this scope user.cpp:36:5: error: 's' was not declared in this scope user.cpp:10:22: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:12:20: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]