#include <bits/stdc++.h>   #pragma GCC optimize( unroll-loops )   using namespace std;   mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());   const int N = 45000;   int h, lgn, n, t, r, x, y, a[N], dis[N], lp[N], dp[N][17];   vector<pair<int, int> > e1, e2;   vector<int> g[N];   bool mark[N];   int lg(int xx) {     int l = 0;     while (xx > 1) {       xx /= 2;       ++l;     }     return l;   }   void bfs(int d, vector<int> &v) {     vector<int> w;     for (int i = 0; i < v.size(); i++) {       for (int j = 0; j < g[v[i]].size(); j++) {         if (dis[g[v[i]][j]] == INT32_MAX) {           dis[g[v[i]][j]] = d + 1;           w.push_back(g[v[i]][j]);         }       }     }     if (!w.empty()) bfs(d + 1, w);   }   void dfs(int v) {     mark[v] = true;     for (int i = 0; i < g[v].size(); i++) {       if (!mark[g[v][i]]) {         dis[g[v][i]] = dis[v] + 1;         dp[g[v][i]][0] = v;         for (int j = 1; j <= lgn; j++)           dp[g[v][i]][j] = dp[dp[g[v][i]][j - 1]][j - 1];         dfs(g[v][i]);       }     }   }   int par(int v, int p) {     while (p > 0) {       int pp = p & (-p);       v = dp[v][lg(pp)];       p -= pp;     }     return v;   }   int main() {     ios_base::sync_with_stdio(false);     cin.tie(0);     cout.tie(0);     cin >> h >> t >> r >> x;     int hh, tt;     for (int i = 0; i < x; i++) {       cin >> hh >> tt;       e1.push_back({hh, tt});     }     cin >> y;     for (int i = 0; i < y; i++) {       cin >> hh >> tt;       e2.push_back({hh, tt});     }     for (int i = r; i >= 0; i--) {       for (int j = r - i; j >= 0; j--) {         for (int k = 0; k < min(x, i); k++) {           if ((i - k - 1 + e1[k].first + j + e1[k].second) <= r)             g[(r + 1) * i + j].push_back((i - k - 1 + e1[k].first) * (r + 1) + j +                                          e1[k].second);         }         for (int k = 0; k < min(y, j); k++) {           if ((i + e2[k].first + j - k - 1 + e2[k].second) <= r)             g[(r + 1) * i + j].push_back((i + e2[k].first) * (r + 1) + j - k - 1 +                                          e2[k].second);         }       }     }     n = (r + 1) * (r + 1);     lgn = lg(n);     int s = h * (r + 1) + t;     fill(dis, dis + n, INT32_MAX);     vector<int> v;     v.push_back(s);     dis[s] = 0;     bfs(0, v);     if (dis[0] != INT32_MAX) {       cout <<  Ivan n  << dis[0];       return 0;     }     for (int i = 0; i < n; i++) fill(dp[i], dp[i] + 17, s);     dfs(s);     for (int i = 0; i < n; i++) {       if (dis[i] != INT32_MAX) {         for (int j = 0; j < g[i].size(); j++) {           if (dis[g[i][j]] <= dis[i] &&               g[i][j] == par(i, dis[i] - dis[g[i][j]])) {             cout <<  Draw ;             return 0;           }         }       }     }     for (int i = 0; i < n; i++) {       if (dis[i] != INT32_MAX) {         for (int j = 0; j < g[i].size(); j++) ++a[g[i][j]];       }     }     vector<int> w;     w.push_back(s);     while (!w.empty()) {       int u = w[w.size() - 1];       w.pop_back();       for (int i = 0; i < g[u].size(); i++) {         --a[g[u][i]];         lp[g[u][i]] = max(lp[g[u][i]], lp[u] + 1);         if (a[g[u][i]] == 0) w.push_back(g[u][i]);       }     }     int ans = 0;     for (int i = 0; i < n; i++) ans = max(ans, lp[i]);     cout <<  Zmey n  << ans + 1;   }