Borderou de evaluare (job #247350)

Compilare: user.cpp: In function ‘int main()’: user.cpp:71:4: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] user.cpp:79:4: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] user.cpp:97:4: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] user.cpp:51:27: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:52:29: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:54:74: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]