Borderou de evaluare (job #324924)

Compilare: user.cpp: In function ‘int main()’: user.cpp:12:21: warning: unused variable ‘x3’ [-Wunused-variable] user.cpp:12:24: warning: unused variable ‘y3’ [-Wunused-variable] user.cpp:12:27: warning: unused variable ‘x4’ [-Wunused-variable] user.cpp:12:30: warning: unused variable ‘y4’ [-Wunused-variable] user.cpp:10:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:11:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:13:15: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:15:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]