Borderou de evaluare (job #242865)

Compilare: user.cpp: In function ‘int main()’: user.cpp:25:14: warning: unused variable ‘sv’ [-Wunused-variable] user.cpp:12:13: warning: unused variable ‘j’ [-Wunused-variable] user.cpp:12:15: warning: unused variable ‘k’ [-Wunused-variable] user.cpp:12:17: warning: unused variable ‘c’ [-Wunused-variable] user.cpp:15:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:16:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:17:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:19:33: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]