Borderou de evaluare (job #29057)

Compilare: user.cpp: In function ‘int main()’: user.cpp:14:15: warning: unused variable ‘n’ [-Wunused-variable] user.cpp:14:40: warning: unused variable ‘c’ [-Wunused-variable] user.cpp:16:29: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:17:31: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:20:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:72:14: warning: ‘h2’ may be used uninitialized in this function [-Wuninitialized] user.cpp:72:14: warning: ‘h1’ may be used uninitialized in this function [-Wuninitialized]