Borderou de evaluare (job #317290)

Compilare: user.cpp: In function ‘int main()’: user.cpp:45:23: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[15]’ [-Wformat] user.cpp:47:23: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[15]’ [-Wformat] user.cpp:33:15: warning: unused variable ‘b’ [-Wunused-variable] user.cpp:31:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:32:42: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:36:12: warning: ignoring return value of ‘char* gets(char*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:43:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:45:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:47:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] /tmp/ccTQSqzT.o: In function `main': user.cpp:(.text.startup+0x56): warning: the `gets' function is dangerous and should not be used.