Borderou de evaluare (job #49950)

Compilare: user.cpp: In function ‘void copystring(char*, char*)’: user.cpp:19:13: warning: converting to non-pointer type ‘char’ from NULL [-Wconversion-null] user.cpp: In function ‘int main()’: user.cpp:61:37: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[11]’ [-Wformat] user.cpp:61:37: warning: format ‘%s’ expects argument of type ‘char*’, but argument 4 has type ‘char (*)[11]’ [-Wformat] user.cpp:74:21: warning: converting to non-pointer type ‘char’ from NULL [-Wconversion-null] user.cpp:47:10: warning: variable ‘c’ set but not used [-Wunused-but-set-variable] user.cpp:49:26: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:50:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:61:38: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]