Borderou de evaluare (job #399162)

Compilare: user.cpp: In function ‘int main()’: user.cpp:17:14: warning: unused variable ‘ok’ [-Wunused-variable] user.cpp:27:19: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat] user.cpp:13:21: warning: unused variable ‘j’ [-Wunused-variable] user.cpp:10:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:11:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:14:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]