Borderou de evaluare (job #317014)

Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:38:21: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[15]’ [-Wformat] user.cpp:40:23: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[15]’ [-Wformat] user.cpp:48:18: error: request for member ‘begin’ in ‘v’, which is of non-class type ‘std::vector<aa> [666018]’ user.cpp:48:34: error: request for member ‘end’ in ‘v’, which is of non-class type ‘std::vector<aa> [666018]’ user.cpp:50:27: error: ‘std::vector<aa>::iterator’ has no member named ‘v’ 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:35:12: warning: ignoring return value of ‘char* gets(char*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:36:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:38:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, 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]