Compilare: user.cpp: In function ‘void citire()’: user.cpp:36:20: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[1005]’ [-Wformat=] scanf("%s",&sol); ^ user.cpp: In function ‘void lee(int, int, char*)’: user.cpp:65:23: warning: converting to non-pointer type ‘char’ from NULL [-Wconversion-null] dir[l]=NULL; ^ user.cpp: In function ‘void citire()’: user.cpp:13:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d\n",&n,&m); ^ user.cpp:20:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%c",&c); ^ user.cpp:34:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("\n"); ^ user.cpp:36:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",&sol); ^ user.cpp: In function ‘int main()’: user.cpp:71:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cobai.in","r",stdin); ^ user.cpp:72:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cobai.out","w",stdout); ^