Eroare de compilare: main.cpp: In function 'int suma_distante(std::vector<int>&, int)': main.cpp:8:30: error: expected initializer before 'v' 8 | int suma=0, st=0, dr(int)v.size() - 1; | ^ main.cpp:9:16: error: 'dr' was not declared in this scope 9 | while(st < dr && v[dr] - v[st] > lung) | ^~ main.cpp: In function 'int main()': main.cpp:19:16: error: variable 'std::ifstream in' has initializer but incomplete type 19 | ifstream in("tribute.in"); | ^ main.cpp:20:17: error: variable 'std::ofstream out' has initializer but incomplete type 20 | ofstream out("tribute.out"); | ^ Non zero exit status: 1