oj.uz

Submission #118245

# Submission time Handle Problem Language Result Execution time Memory
118245 2019-06-18T12:35:50 Z MAMBA Crocodile's Underground City (IOI11_crocodile) C++17
100 / 100
 1414 ms 86500 KB 
#include "crocodile.h"
#include <bits/stdc++.h>

using namespace std;

inline void read() {}
template <class S>
inline void read(S &arg) {
  cin >> arg;
}
template <class S>
inline void readA(S Lptr, S Rptr) {
  while (Lptr != Rptr) {
    read(*Lptr);
    Lptr++;
  }
}
template <class S, class... T>
inline void read(S &arg, T &... rest) {
  read(arg);
  read(rest...);
}

inline void write() {}
template <class S>
inline void write(S arg) {
  cout << arg;
}
template <class S>
inline void writeA(S Lptr, S Rptr, char C_ = ' ') {
  if (Lptr != Rptr) {
    write(*Lptr);
    Lptr++;
  }
  while (Lptr != Rptr) {
    write(C_);
    write(*Lptr);
    Lptr++;
  }
}
template <class S, class... T>
inline void write(S arg, T... rest) {
  write(arg);
  write(' ');
  write(rest...);
}

#define rep(i, j, k) for (int i = j; i < (int)k; i++)
#define pb push_back
#define mt make_tuple
#define all(x) x.begin(), x.end()

typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef vector<int> vi;

template <class T, class S>
inline bool smin(T &a, S b) {
  return (T)b < a ? a = b, 1 : 0;
}
template <class T, class S>
inline bool smax(T &a, S b) {
  return a < (T)b ? a = b, 1 : 0;
}

constexpr int MOD = 1e9 + 7;
constexpr int N = 1e6 + 10;

template <typename T>
inline T mod(T &v) {
  return v = (v % MOD + MOD) % MOD;
}
template <typename S, typename T>
inline S add(S &l, T r) {
  return mod(l += r);
}

ll po(ll v, ll u) {
  return u ? po(v * v % MOD, u >> 1) * (u & 1 ? v : 1) % MOD : 1;
}

pll dist[N];
set<pair<pll, int>> st;
vi adj[N];

int travel_plan(int n, int m, int R[][2], int L[], int k, int P[]) {
  rep(i, 0, m) {
    adj[R[i][0]].pb(i);
    adj[R[i][1]].pb(i);
  }
  memset(dist, 63, sizeof(dist));
  rep(i, 0, k) {
    dist[P[i]] = {0, 0};
    st.insert({dist[P[i]], P[i]});
  }
  while (st.size()) {
    int v = st.begin()->second;
    st.erase(st.begin());
    for (auto e : adj[v]) {
      ll exp = dist[v].first + L[e];
      int u = R[e][0] ^ R[e][1] ^ v;
      pll nd = dist[u];
      if (exp <= nd.second) {
        nd.first = nd.second;
        nd.second = exp;
      } else if (exp < nd.first)
        nd.first = exp;
      if (nd != dist[u]) {
        st.erase({dist[u], u});
        dist[u] = nd;
        st.insert({dist[u], u});
      }
    }
  }
  return dist[0].first;
}

Subtask #1
46.0 / 46.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 39544 KB Output is correct
2 Correct 38 ms 39416 KB Output is correct
3 Correct 39 ms 39592 KB Output is correct
4 Correct 39 ms 39672 KB Output is correct
5 Correct 38 ms 39576 KB Output is correct
6 Correct 38 ms 39544 KB Output is correct
7 Correct 42 ms 39544 KB Output is correct
8 Correct 40 ms 39544 KB Output is correct

Subtask #2
43.0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 39544 KB Output is correct
2 Correct 38 ms 39416 KB Output is correct
3 Correct 39 ms 39592 KB Output is correct
4 Correct 39 ms 39672 KB Output is correct
5 Correct 38 ms 39576 KB Output is correct
6 Correct 38 ms 39544 KB Output is correct
7 Correct 42 ms 39544 KB Output is correct
8 Correct 40 ms 39544 KB Output is correct
9 Correct 39 ms 39780 KB Output is correct
10 Correct 37 ms 39476 KB Output is correct
11 Correct 38 ms 39544 KB Output is correct
12 Correct 38 ms 39800 KB Output is correct
13 Correct 37 ms 39800 KB Output is correct
14 Correct 35 ms 39544 KB Output is correct
15 Correct 35 ms 39544 KB Output is correct

Subtask #3
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 39544 KB Output is correct
2 Correct 38 ms 39416 KB Output is correct
3 Correct 39 ms 39592 KB Output is correct
4 Correct 39 ms 39672 KB Output is correct
5 Correct 38 ms 39576 KB Output is correct
6 Correct 38 ms 39544 KB Output is correct
7 Correct 42 ms 39544 KB Output is correct
8 Correct 40 ms 39544 KB Output is correct
9 Correct 39 ms 39780 KB Output is correct
10 Correct 37 ms 39476 KB Output is correct
11 Correct 38 ms 39544 KB Output is correct
12 Correct 38 ms 39800 KB Output is correct
13 Correct 37 ms 39800 KB Output is correct
14 Correct 35 ms 39544 KB Output is correct
15 Correct 35 ms 39544 KB Output is correct
16 Correct 842 ms 81456 KB Output is correct
17 Correct 127 ms 48248 KB Output is correct
18 Correct 228 ms 49648 KB Output is correct
19 Correct 1414 ms 86500 KB Output is correct
20 Correct 334 ms 75720 KB Output is correct
21 Correct 152 ms 43384 KB Output is correct
22 Correct 374 ms 73696 KB Output is correct