func_code_string: #include <bits/stdc++.h>   using namespace std;   const int N = 5010;   struct Edge {     int v, u, f, r, c;     Edge() {}     Edge(int v, int u, int f, int c, int r) : v(v), u(u), f(f), c(c), r(r) {}   };   const int inf = 1e9;   const int C = 4000;   int n, m, k, nflow, s, t, parent[N], number[N], a[N], b[N];   int dist[N], pl[N];   vector<Edge> g[N];   queue<pair<int, int> > q;   vector<int> ga, gb;   void addEdge(int a, int b, int u, int c) {     g[a].push_back(Edge(b, u, 0, c, g[b].size()));     g[b].push_back(Edge(a, 0, 0, -c, g[a].size() - 1));   }   int MinCostFlow() {     int flow = 0;     int cost = 0;     while (true) {       for (int i = 1; i <= nflow; i++) dist[i] = inf;       dist[s] = 0;       q.push(make_pair(0, s));       while (!q.empty()) {         int v = (q.front()).second;         int d = -(q.front()).first;         q.pop();         if (dist[v] != d) continue;         if (d == inf) break;         for (int i = 0; i < g[v].size(); i++)           if (g[v][i].f < g[v][i].u && dist[g[v][i].v] > d + g[v][i].c) {             dist[g[v][i].v] = d + g[v][i].c;             q.push(make_pair(-dist[g[v][i].v], g[v][i].v));             number[g[v][i].v] = i;             parent[g[v][i].v] = v;           }       }       if (dist[t] == inf) break;       int v = t, addflow = 1e9;       while (v != s) {         int u = parent[v];         addflow = min(addflow, g[u][number[v]].u - g[u][number[v]].f);         v = u;       }       v = t;       while (v != s) {         int u = parent[v];         cost += addflow * g[u][number[v]].c;         g[u][number[v]].f += addflow;         g[v][g[u][number[v]].r].f -= addflow;         v = u;       }       flow += addflow;     }     return cost;   }   int main() {     scanf( %d%d%d , &n, &m, &k);     for (int i = 1; i <= n; i++) scanf( %d , &a[i]);     for (int i = 1; i <= n; i++) scanf( %d , &b[i]);     s = n + 3;     t = n + 4;     for (int i = 1; i <= n; i++) {       addEdge(n + 1, i, 1, -a[i]);       addEdge(n + 2, i, 1, -b[i]);     }     addEdge(s, n + 1, m, 0);     addEdge(s, n + 2, k, 0);     for (int i = 1; i <= n; i++) {       addEdge(i, t, 1, 0);     }     nflow = n + 4;     int ans = -MinCostFlow();     cout << ans << endl;     for (int j = 0; j < g[n + 1].size(); j++) {       int v = g[n + 1][j].v;       if (v >= 1 && v <= n && g[n + 1][j].f == 1) {         ga.push_back(v);       }     }     for (int j = 0; j < g[n + 2].size(); j++) {       int v = g[n + 2][j].v;       if (v >= 1 && v <= n && g[n + 2][j].f == 1) {         gb.push_back(v);       }     }     for (int i = 0; i < ga.size(); i++) cout << ga[i] <<    ;     cout << endl;     for (int i = 0; i < gb.size(); i++) cout << gb[i] <<    ;     cout << endl;     return 0;   }   