Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:138:37: error: ‘strlen’ was not declared in this scope adauga(T, w, 0, strlen(w), 0); ^ user.cpp:142:37: error: ‘strlen’ was not declared in this scope sterge(T, w, 0, strlen(w)); ^ user.cpp:146:41: error: ‘strlen’ was not declared in this scope nraparitii(T, w, 0, strlen(w)); ^ user.cpp:152:39: error: ‘strlen’ was not declared in this scope nrPrefix(T, w, 0, strlen(w)); ^