Borderou de evaluare (job #280811)

Compilare: user.cpp: In function ‘int main()’: user.cpp:13:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:14:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:15:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:19:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:70:9: warning: ‘c2’ may be used uninitialized in this function [-Wuninitialized] user.cpp:69:5: warning: ‘l2’ may be used uninitialized in this function [-Wuninitialized] user.cpp:70:9: warning: ‘c1’ may be used uninitialized in this function [-Wuninitialized] user.cpp:70:9: warning: ‘j’ may be used uninitialized in this function [-Wuninitialized] user.cpp:11:5: warning: ‘l1’ may be used uninitialized in this function [-Wuninitialized]