func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     string s;     getline(cin, s);     long long int a[s.size()];     vector<long long int> v;     for (long long int i = 0; i < s.size(); i++) {       if (i == 0) {         vector<long long int> tp(8, 0);         long long int j = 0;         long long int k = s[i];         while (k) {           tp[j] = (k >> 0) & 1;           k = k >> 1;           j++;         }         long long int ans = 0;         reverse(tp.begin(), tp.end());         for (long long int l = 0; l < 8; l++) {           ans = ans + tp[l] * pow(2, l);         }         v.push_back(ans);         a[i] = 256 - ans;         continue;       }       vector<long long int> tp(8, 0);       long long int j = 0;       long long int k = s[i];       while (k) {         tp[j] = (k >> 0) & 1;         k = k >> 1;         j++;       }       long long int ans = 0;       reverse(tp.begin(), tp.end());       for (long long int l = 0; l < 8; l++) {         ans = ans + tp[l] * pow(2, l);       }       a[i] = (v[i - 1] - ans + 256) % 256;       v.push_back(ans);     }     for (long long int i = 0; i < s.size(); i++) cout << a[i] <<   n  ;     return 0;   }   