Borderou de evaluare (job #424307)

Compilare: user.cpp: In function ‘int main()’: user.cpp:24:44: warning: array subscript has type ‘char’ [-Wchar-subscripts] user.cpp:18:18: warning: unused variable ‘x’ [-Wunused-variable] user.cpp:15:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:16:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]