func_code_string: #include <bits/stdc++.h>   using namespace std;   const int d4i[4] = {-1, 0, 1, 0}, d4j[4] = {0, 1, 0, -1};   const int d8i[8] = {-1, -1, 0, 1, 1, 1, 0, -1},             d8j[8] = {0, 1, 1, 1, 0, -1, -1, -1};   void DBG() { cout <<  ]  << endl; }   template <class H, class... T>   void DBG(H h, T... t) {     cout << to_string(h);     if (sizeof...(t)) cout <<  ,  ;     DBG(t...);   }   template <class T>   bool umin(T& a, const T& b) {     return b < a ? a = b, 1 : 0;   }   template <class T>   bool umax(T& a, const T& b) {     return a < b ? a = b, 1 : 0;   }   int n;   vector<pair<long long, long long>> cards[(long long)(200002)],       need[(long long)(200002)];   vector<array<long long, 3>> valid[(long long)(200002)];   void prepare() {     for (int i = (1), _c = (n); i <= _c; ++i) {       vector<int> cnt(4, 0);       sort((cards[i]).begin(), (cards[i]).end(),            [](pair<long long, long long> a, pair<long long, long long> b) {              return a.first < b.first ||                     (a.first == b.first && a.second > b.second);            });       for (auto j : cards[i]) {         if (j.first == 1 && cnt[j.first] >= 3) continue;         if (j.first == 2 && cnt[j.first] >= 1) continue;         if (j.first == 3 && cnt[j.first] >= 1) continue;         need[i].push_back(j);         ++cnt[j.first];       }     }     for (int i = (1), _c = (n); i <= _c; ++i) {       for (int j = (0), _c = ((1ll << (((int)((need[i]).size())))) - 1); j <= _c;            ++j) {         long long cost = 0, ma = 0, dame = 0;         for (int k = (0), _c = (((int)((need[i]).size())) - 1); k <= _c; ++k) {           if ((((j) >> (k)) & 1ll)) {             cost += need[i][k].first;             dame += need[i][k].second;             umax(ma, need[i][k].second);           }         }         if (cost <= 3) {           int bonus = __builtin_popcountll(j);           valid[i].push_back({bonus, dame, ma});         }       }     }   }   long long dp[(long long)(200002)][11];   void test_case() {     cin >> n;     for (int i = (1), _c = (n); i <= _c; ++i) {       int k;       cin >> k;       cards[i].assign(k, {0, 0});       for (int j = (0), _c = (k - 1); j <= _c; ++j)         cin >> cards[i][j].first >> cards[i][j].second;     }     prepare();     for (auto i : valid[1]) umax(dp[1][i[0]], i[1]);     for (int i = (1), _c = (n - 1); i <= _c; ++i)       for (int j = (0), _c = (10); j <= _c; ++j)         if (dp[i][j] || j == 0) {           for (auto k : valid[i + 1]) {             int nxtNum = j + k[0];             if (nxtNum < 10)               umax(dp[i + 1][nxtNum], dp[i][j] + k[1]);             else               umax(dp[i + 1][nxtNum % 10], dp[i][j] + k[1] + k[2]);           }         }     long long ans = 0;     for (int i = (0), _c = (10); i <= _c; ++i) umax(ans, dp[n][i]);     cout << ans <<   n ;   }   int main() {     ios_base::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     auto time = clock();     int test = 1;     while (test--) {       test_case();     }     cerr <<  [It took   << fixed << setprecision(3)          << double(clock() - time) / CLOCKS_PER_SEC <<  s]           <<   n ;     return 0;   }   