func_code_string: #include <bits/stdc++.h>   using namespace std;   const int N = 300000;   long long abss(long long a) {     if (a < 0) {       a = -a;     }     return a;   }   long long n;   long long xx;   long long aa[N + 5] = {0}, su[N + 5];   long long mm[105] = {0};   int main() {     mm[0] = 1;     scanf( %lld , &n);     long long ans = 0;     su[0] = 0;     for (int i = 1; i <= n; ++i) {       scanf( %lld , &xx);       while (xx) {         if (xx & 1) {           ++aa[i];         }         xx >>= 1;       }       su[i] = su[i - 1] + aa[i];     }     long long l[2] = {1, 0};     aa[0] = 0;     for (int i = 1; i <= n; ++i) {       int bitt = su[i] & 1;       ans += l[bitt];       long long mx = aa[i];       long long rem = 0;       for (int j = i - 1; j >= 0 && j >= i - 63; --j) {         if ((su[i] - su[j]) % 2 == 0 && rem < mx) {           --ans;         }         if (mx < aa[j]) {           rem += mx;           mx = aa[j];         } else {           rem += aa[j];           ;         }       }       ++l[bitt];       ;     }     printf( %lld , ans);     ;     return 0;   }   