Borderou de evaluare (job #10341)

Eroare de compilare: user.cpp: In function 'int main()': user.cpp:48:16: error: 'itoa' was not declared in this scope user.cpp:69:3: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] user.cpp:44:27: warning: unused variable 'd' [-Wunused-variable] user.cpp:40:31: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:41:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:45:29: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]