Borderou de evaluare (job #401552)

Compilare: user.cpp: In function ‘int main()’: user.cpp:11:50: warning: unused variable ‘i1’ [-Wunused-variable] user.cpp:11:53: warning: unused variable ‘j1’ [-Wunused-variable] user.cpp:13:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:14:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:15:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:20:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:23:14: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:63:61: warning: ‘j’ may be used uninitialized in this function [-Wuninitialized]