Compilare: main.cpp: In function 'int main()': main.cpp:18:21: warning: unused variable 'j' [-Wunused-variable] 18 | long long n, i, j, k; | ^ main.cpp:23:34: warning: unused variable 'mid' [-Wunused-variable] 23 | long long st = 1, dr = 1e15, mid, poz; | ^~~ main.cpp:33:15: warning: unused variable 'ans' [-Wunused-variable] 33 | long long ans = 0, sum = 0, cnt = 0; | ^~~ main.cpp:44:23: warning: 'poz' may be used uninitialized in this function [-Wmaybe-uninitialized] 44 | cout << sum - poz * (cnt - k); | ~~~~^~~~~~~~~~~