Borderou de evaluare (job #178891)

Compilare: user.cpp: In function ‘int main()’: user.cpp:35:17: warning: statement has no effect [-Wunused-value] user.cpp:61:13: warning: statement has no effect [-Wunused-value] user.cpp:9:25: warning: unused variable ‘t’ [-Wunused-variable] user.cpp:7:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:8:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:10:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:17:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]