oj.uz

Submission #721984

# Submission time Handle Problem Language Result Execution time Memory
721984 2023-04-11T09:50:27 Z Sam_a17 Team Contest (JOI22_team) C++17
26 / 100
 2000 ms 200272 KB 
#define _CRT_SECURE_NO_WARNINGS
#include <bits/stdc++.h>
//#include "temp.cpp"
#include <cstdio>
using namespace std;
 
#ifndef ONLINE_JUDGE
#define dbg(x) cerr << #x <<" "; print(x); cerr << endl;
#else
#define dbg(x)
#endif
 
#define sz(x) (int((x).size()))
#define len(x) (int)x.length()
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define clr(x) (x).clear()
#define uniq(x) x.resize(unique(all(x)) - x.begin());
#define blt(x) __builtin_popcount(x)
 
#define pb push_back
#define popf pop_front
#define popb pop_back
 
void print(long long t) {cerr << t;}
void print(int t) {cerr << t;}
void print(string t) {cerr << t;}
void print(char t) {cerr << t;}
void print(double t) {cerr << t;}
void print(long double t) {cerr << t;}
void print(unsigned long long t) {cerr << t;}
 
template <class T, class V> void print(pair <T, V> p);
template <class T> void print(vector <T> v);
template <class T> void print(set <T> v);
template <class T, class V> void print(map <T, V> v);
template <class T> void print(multiset <T> v);
template <class T, class V> void print(T v[],V n) {cerr << "["; for(int i = 0; i < n; i++) {print(v[i]); cerr << " "; } cerr << "]";}
template <class T, class V> void print(pair <T, V> p) {cerr << "{"; print(p.first); cerr << ","; print(p.second); cerr << "}";}
template <class T> void print(vector <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]";}
template <class T> void print(deque <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]";}
template <class T> void print(set <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]";}
template <class T> void print(multiset <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]";}
template <class T, class V> void print(map <T, V> v) {cerr << "[ "; for (auto i : v) {print(i); cerr << " ";} cerr << "]";}
 
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
#define nl '\n'
 
// for grid problems
int dx[8] = {-1,0,1,0,1,-1,1,-1};
int dy[8] = {0,1,0,-1,1,1,-1,-1};
 
// lowest / (1 << 17) >= 1e5 / (1 << 18) >= 2e5 / (1 << 21) >= 1e6
void fastIO() {
  ios_base::sync_with_stdio(false);
  cin.tie(nullptr); cout.tie(nullptr);
}
// file in/out
void setIO(string str = "") {
  fastIO();
 
  if (str != "") {
    freopen((str + ".in").c_str(), "r", stdin);
    freopen((str + ".out").c_str(), "w", stdout);
  }
}
// Indexed Set
template <class T> using Tree = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
const int N = 150005, M = 5004;
int x[N], y[N], z[N];
int n, mat[M][M];

void solve_() {
  cin >> n;

  vector<pair<long long, int>> xs, ys, zs;
  vector<pair<pair<long long, long long>, int>> vec;
  vector<long long> values;
  for(int i = 1; i <= n; i++) {
    cin >> x[i] >> y[i] >> z[i];

    values.push_back(x[i]);
    values.push_back(y[i]);
    values.push_back(z[i]);
    vec.push_back({{x[i], y[i]}, z[i]});
  }

  sort(all(vec));
  uniq(vec);

  sort(all(values));
  uniq(values);

  n = sz(vec);

  auto get = [&](long long val)-> int { 
    return lower_bound(all(values), val) - values.begin() + 1;
  };

  for(int i = 1; i <= n; i++) {
    x[i] = get(vec[i - 1].first.first);
    y[i] = get(vec[i - 1].first.second);
    z[i] = get(vec[i - 1].second);

    if(x[i] < M && y[i] < M) {
      mat[x[i]][y[i]] = max(mat[x[i]][y[i]], vec[i - 1].second);
    }

    //
    xs.emplace_back(x[i], i);
    ys.emplace_back(y[i], i);
    zs.emplace_back(z[i], i);
  }

  for(int i = 0; i < M; i++) {
    for(int j = 0; j < M; j++) {
      if(i - 1 >= 0) {
        mat[i][j] = max(mat[i][j], mat[i - 1][j]);
      }

      if(j - 1 >= 0) {
        mat[i][j] = max(mat[i][j], mat[i][j - 1]);
      }
    }
  }

  sort(rall(xs));
  sort(rall(ys));
  sort(rall(zs));

  long long answ = -1;
  for(int i = 0; i < n; i++) {
    for(int j = 0; j < n; j++) {
      int xx = xs[i].second, yy = ys[j].second;
      if(x[xx] <= x[yy]) {
        continue;
      }
      
      if(y[yy] <= y[xx]) {
        continue;
      }

      int mx_z = 0;
      if(x[xx] && y[yy]) {
        mx_z = mat[x[xx] - 1][y[yy] - 1];
      }

      if(mx_z && mx_z > values[z[xx] - 1] && mx_z > values[z[yy] - 1] && values[x[xx] - 1] + values[y[yy] - 1] + mx_z > answ) {
        answ = max(answ, values[x[xx] - 1] + values[y[yy] - 1] + mx_z);
      }
    }
  }

  cout << answ << '\n';
}
 
int main() {
  setIO();
 
  auto solve = [&](int test_case)-> void {
    while(test_case--) {
      solve_();
    }
  };
 
  int test_cases = 1;
  // cin >> test_cases;
  solve(test_cases);
 
  return 0;
}

Compilation message

team.cpp: In function 'void setIO(std::string)':
team.cpp:64:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   64 |     freopen((str + ".in").c_str(), "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
team.cpp:65:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   65 |     freopen((str + ".out").c_str(), "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 133 ms 98252 KB Output is correct
2 Correct 138 ms 98276 KB Output is correct
3 Correct 144 ms 98252 KB Output is correct
4 Correct 142 ms 98256 KB Output is correct
5 Correct 139 ms 98188 KB Output is correct
6 Correct 141 ms 98320 KB Output is correct
7 Correct 135 ms 98252 KB Output is correct
8 Correct 139 ms 98336 KB Output is correct
9 Correct 148 ms 98276 KB Output is correct
10 Correct 141 ms 98252 KB Output is correct
11 Correct 134 ms 98384 KB Output is correct
12 Correct 139 ms 98252 KB Output is correct
13 Correct 144 ms 98256 KB Output is correct
14 Correct 149 ms 98360 KB Output is correct
15 Correct 134 ms 98292 KB Output is correct
16 Correct 137 ms 98336 KB Output is correct
17 Correct 143 ms 98488 KB Output is correct
18 Correct 136 ms 98340 KB Output is correct
19 Correct 135 ms 98260 KB Output is correct
20 Correct 142 ms 98256 KB Output is correct
21 Correct 158 ms 98252 KB Output is correct
22 Correct 135 ms 98328 KB Output is correct
23 Correct 145 ms 98340 KB Output is correct
24 Correct 147 ms 98276 KB Output is correct
25 Correct 133 ms 98380 KB Output is correct

Subtask #2
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 133 ms 98252 KB Output is correct
2 Correct 138 ms 98276 KB Output is correct
3 Correct 144 ms 98252 KB Output is correct
4 Correct 142 ms 98256 KB Output is correct
5 Correct 139 ms 98188 KB Output is correct
6 Correct 141 ms 98320 KB Output is correct
7 Correct 135 ms 98252 KB Output is correct
8 Correct 139 ms 98336 KB Output is correct
9 Correct 148 ms 98276 KB Output is correct
10 Correct 141 ms 98252 KB Output is correct
11 Correct 134 ms 98384 KB Output is correct
12 Correct 139 ms 98252 KB Output is correct
13 Correct 144 ms 98256 KB Output is correct
14 Correct 149 ms 98360 KB Output is correct
15 Correct 134 ms 98292 KB Output is correct
16 Correct 137 ms 98336 KB Output is correct
17 Correct 143 ms 98488 KB Output is correct
18 Correct 136 ms 98340 KB Output is correct
19 Correct 135 ms 98260 KB Output is correct
20 Correct 142 ms 98256 KB Output is correct
21 Correct 158 ms 98252 KB Output is correct
22 Correct 135 ms 98328 KB Output is correct
23 Correct 145 ms 98340 KB Output is correct
24 Correct 147 ms 98276 KB Output is correct
25 Correct 133 ms 98380 KB Output is correct
26 Runtime error 233 ms 200272 KB Execution killed with signal 11
27 Halted 0 ms 0 KB -

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 145 ms 98216 KB Output is correct
2 Correct 139 ms 98304 KB Output is correct
3 Correct 145 ms 98316 KB Output is correct
4 Correct 148 ms 98224 KB Output is correct
5 Correct 138 ms 98244 KB Output is correct
6 Correct 135 ms 98320 KB Output is correct
7 Correct 149 ms 98316 KB Output is correct
8 Correct 136 ms 98288 KB Output is correct
9 Correct 135 ms 98236 KB Output is correct
10 Correct 138 ms 98252 KB Output is correct
11 Correct 203 ms 107140 KB Output is correct
12 Correct 166 ms 104372 KB Output is correct
13 Correct 172 ms 105916 KB Output is correct
14 Correct 185 ms 107396 KB Output is correct
15 Correct 180 ms 107388 KB Output is correct
16 Correct 193 ms 107360 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 145 ms 98216 KB Output is correct
2 Correct 139 ms 98304 KB Output is correct
3 Correct 145 ms 98316 KB Output is correct
4 Correct 148 ms 98224 KB Output is correct
5 Correct 138 ms 98244 KB Output is correct
6 Correct 135 ms 98320 KB Output is correct
7 Correct 149 ms 98316 KB Output is correct
8 Correct 136 ms 98288 KB Output is correct
9 Correct 135 ms 98236 KB Output is correct
10 Correct 138 ms 98252 KB Output is correct
11 Correct 203 ms 107140 KB Output is correct
12 Correct 166 ms 104372 KB Output is correct
13 Correct 172 ms 105916 KB Output is correct
14 Correct 185 ms 107396 KB Output is correct
15 Correct 180 ms 107388 KB Output is correct
16 Correct 193 ms 107360 KB Output is correct
17 Correct 150 ms 98312 KB Output is correct
18 Correct 136 ms 98224 KB Output is correct
19 Correct 147 ms 98224 KB Output is correct
20 Correct 145 ms 98356 KB Output is correct
21 Correct 155 ms 98572 KB Output is correct
22 Correct 304 ms 108704 KB Output is correct
23 Correct 211 ms 107944 KB Output is correct
24 Correct 180 ms 105540 KB Output is correct
25 Correct 210 ms 108392 KB Output is correct
26 Correct 200 ms 108236 KB Output is correct

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 145 ms 98216 KB Output is correct
2 Correct 139 ms 98304 KB Output is correct
3 Correct 145 ms 98316 KB Output is correct
4 Correct 148 ms 98224 KB Output is correct
5 Correct 138 ms 98244 KB Output is correct
6 Correct 135 ms 98320 KB Output is correct
7 Correct 149 ms 98316 KB Output is correct
8 Correct 136 ms 98288 KB Output is correct
9 Correct 135 ms 98236 KB Output is correct
10 Correct 138 ms 98252 KB Output is correct
11 Correct 203 ms 107140 KB Output is correct
12 Correct 166 ms 104372 KB Output is correct
13 Correct 172 ms 105916 KB Output is correct
14 Correct 185 ms 107396 KB Output is correct
15 Correct 180 ms 107388 KB Output is correct
16 Correct 193 ms 107360 KB Output is correct
17 Correct 150 ms 98312 KB Output is correct
18 Correct 136 ms 98224 KB Output is correct
19 Correct 147 ms 98224 KB Output is correct
20 Correct 145 ms 98356 KB Output is correct
21 Correct 155 ms 98572 KB Output is correct
22 Correct 304 ms 108704 KB Output is correct
23 Correct 211 ms 107944 KB Output is correct
24 Correct 180 ms 105540 KB Output is correct
25 Correct 210 ms 108392 KB Output is correct
26 Correct 200 ms 108236 KB Output is correct
27 Correct 135 ms 98372 KB Output is correct
28 Correct 135 ms 98344 KB Output is correct
29 Correct 138 ms 98380 KB Output is correct
30 Correct 133 ms 98344 KB Output is correct
31 Correct 167 ms 98876 KB Output is correct
32 Correct 144 ms 98500 KB Output is correct
33 Correct 136 ms 98448 KB Output is correct
34 Execution timed out 2093 ms 120828 KB Time limit exceeded
35 Halted 0 ms 0 KB -

Subtask #6
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 145 ms 98216 KB Output is correct
2 Correct 139 ms 98304 KB Output is correct
3 Correct 145 ms 98316 KB Output is correct
4 Correct 148 ms 98224 KB Output is correct
5 Correct 138 ms 98244 KB Output is correct
6 Correct 135 ms 98320 KB Output is correct
7 Correct 149 ms 98316 KB Output is correct
8 Correct 136 ms 98288 KB Output is correct
9 Correct 135 ms 98236 KB Output is correct
10 Correct 138 ms 98252 KB Output is correct
11 Correct 203 ms 107140 KB Output is correct
12 Correct 166 ms 104372 KB Output is correct
13 Correct 172 ms 105916 KB Output is correct
14 Correct 185 ms 107396 KB Output is correct
15 Correct 180 ms 107388 KB Output is correct
16 Correct 193 ms 107360 KB Output is correct
17 Correct 150 ms 98312 KB Output is correct
18 Correct 136 ms 98224 KB Output is correct
19 Correct 147 ms 98224 KB Output is correct
20 Correct 145 ms 98356 KB Output is correct
21 Correct 155 ms 98572 KB Output is correct
22 Correct 304 ms 108704 KB Output is correct
23 Correct 211 ms 107944 KB Output is correct
24 Correct 180 ms 105540 KB Output is correct
25 Correct 210 ms 108392 KB Output is correct
26 Correct 200 ms 108236 KB Output is correct
27 Correct 135 ms 98372 KB Output is correct
28 Correct 135 ms 98344 KB Output is correct
29 Correct 138 ms 98380 KB Output is correct
30 Correct 133 ms 98344 KB Output is correct
31 Correct 167 ms 98876 KB Output is correct
32 Correct 144 ms 98500 KB Output is correct
33 Correct 136 ms 98448 KB Output is correct
34 Execution timed out 2093 ms 120828 KB Time limit exceeded
35 Halted 0 ms 0 KB -

Subtask #7
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 133 ms 98252 KB Output is correct
2 Correct 138 ms 98276 KB Output is correct
3 Correct 144 ms 98252 KB Output is correct
4 Correct 142 ms 98256 KB Output is correct
5 Correct 139 ms 98188 KB Output is correct
6 Correct 141 ms 98320 KB Output is correct
7 Correct 135 ms 98252 KB Output is correct
8 Correct 139 ms 98336 KB Output is correct
9 Correct 148 ms 98276 KB Output is correct
10 Correct 141 ms 98252 KB Output is correct
11 Correct 134 ms 98384 KB Output is correct
12 Correct 139 ms 98252 KB Output is correct
13 Correct 144 ms 98256 KB Output is correct
14 Correct 149 ms 98360 KB Output is correct
15 Correct 134 ms 98292 KB Output is correct
16 Correct 137 ms 98336 KB Output is correct
17 Correct 143 ms 98488 KB Output is correct
18 Correct 136 ms 98340 KB Output is correct
19 Correct 135 ms 98260 KB Output is correct
20 Correct 142 ms 98256 KB Output is correct
21 Correct 158 ms 98252 KB Output is correct
22 Correct 135 ms 98328 KB Output is correct
23 Correct 145 ms 98340 KB Output is correct
24 Correct 147 ms 98276 KB Output is correct
25 Correct 133 ms 98380 KB Output is correct
26 Runtime error 233 ms 200272 KB Execution killed with signal 11
27 Halted 0 ms 0 KB -