func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int sol = 0;     int n;     cin >> n;     for (int i = 1; i <= n; ++i) {       for (int j = 1; j <= i; ++j) {         for (int k = i - j; k <= j; ++k) {           if (((k ^ j) ^ i) == 0 && k + j > i) ++sol;         }       }     }     cout << sol <<   n ;   }   