Borderou de evaluare (job #413444)

Compilare: user.cpp: In function ‘int main()’: user.cpp:13:9: warning: unused variable ‘x’ [-Wunused-variable] user.cpp:33:17: warning: unused variable ‘p1’ [-Wunused-variable] user.cpp:33:25: warning: unused variable ‘p2’ [-Wunused-variable] user.cpp:33:38: warning: unused variable ‘l’ [-Wunused-variable] user.cpp:9:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:10:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:12:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:15:52: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:35:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]