func_code_string: #include <bits/stdc++.h>   using namespace std;   bool win(long long s, long long e) {     if (e % 2 == 1) {       return s % 2 == 0;     }     if (s > e / 2) {       return s % 2 == 1;     }     if (s > e / 4) return true;     return win(s, e / 4);   }   bool lose(long long s, long long e) {     if (s >= e / 2 + 1) {       return true;     }     return win(s, e / 2);   }   int main() {     ios_base::sync_with_stdio(false);     cin.tie(nullptr);     int t;     cin >> t;     int nw = 0, nl = 0;     vector<pair<long long, long long>> V(t);     for (int i = 0; i < t; ++i) cin >> V[i].first >> V[i].second;     reverse(V.begin(), V.end());     bool w = win(V[0].first, V[0].second);     bool l = lose(V[0].first, V[0].second);     for (int i = 1; i < V.size(); ++i) {       bool thisw = win(V[i].first, V[i].second);       bool thisl = lose(V[i].first, V[i].second);       if (w) {         if (!thisl) w = false;       } else {         if (thisw) w = true;       }       if (l) {         if (!thisl) l = false;       } else {         if (thisw) l = true;       }     }     cout << w <<     << l;     return 0;   }   