Borderou de evaluare (job #71644)

Compilare: user.cpp: In function ‘int main()’: user.cpp:11:25: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘char*’ [-Wformat] user.cpp:6:11: warning: unused variable ‘fin’ [-Wunused-variable] user.cpp:6:17: warning: unused variable ‘fout’ [-Wunused-variable] user.cpp:9:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:10:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:11:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:20:34: warning: ‘z’ is used uninitialized in this function [-Wuninitialized]