Borderou de evaluare (job #68061)

Compilare: user.cpp: In function ‘int main()’: user.cpp:39:15: warning: unused variable ‘x’ [-Wunused-variable] user.cpp:39:17: warning: unused variable ‘y’ [-Wunused-variable] user.cpp:37:30: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:38:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:40:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:44:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp: In function ‘int zp(int, int, int)’: user.cpp:30:1: warning: control reaches end of non-void function [-Wreturn-type]