Eroare de compilare: user.cpp: In function ‘bool subsir(int, int)’: user.cpp:19:11: warning: variable ‘c1’ set but not used [-Wunused-but-set-variable] int k, l,c1; ^ user.cpp: In function ‘int main()’: user.cpp:55:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (strlen(s[i])>maxx) ^ user.cpp:60:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (strlen(s[i]) == maxx) ^ user.cpp:80:24: error: ‘strcpy_s’ was not declared in this scope strcpy_s(sol[k], s[n]); ^