Borderou de evaluare (job #22668)

Compilare: user.cpp: In function ‘int main()’: user.cpp:10:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:11:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:14:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:19:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:39:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:8:5: warning: ‘j2’ may be used uninitialized in this function [-Wuninitialized] user.cpp:8:5: warning: ‘i2’ may be used uninitialized in this function [-Wuninitialized] user.cpp:8:5: warning: ‘j1’ may be used uninitialized in this function [-Wuninitialized] user.cpp:8:5: warning: ‘i1’ may be used uninitialized in this function [-Wuninitialized]