oj.uz

Submission #901681

# Submission time Handle Problem Language Result Execution time Memory
901681 2024-01-09T23:26:11 Z iliccmarko Catfish Farm (IOI22_fish) C++17
3 / 100
 167 ms 32376 KB 
#include <bits/stdc++.h>
#include <stdio.h>
using namespace std;
#define ll long long
#define endl "\n"
#define INF 1000000000
#define LINF 10000000000000000LL
#define pb push_back
#define all(x) x.begin(), x.end()
#define len(s) (int)s.size()
#define test_case { int t; cin>>t; while(t--)solve(); }
#define single_case solve();
#define line cerr<<"----------"<<endl;
#define ios { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); cerr.tie(NULL); }
#define mod 1000000007LL

long long max_weights(int n, int m, vector<int> x, vector<int> y, vector<int> w) {
  vector<ll> val(n, 0);
  vector<set<ll> > visine(n);

  for (int i = 0; i < m; ++i) {
    visine[x[i]].insert(i);
    val[x[i]] += w[i];
  }

  ll sigurno = 0;
  for (int i = 0; i < n; ++i) {
    ll cnt = 0;
    if (i - 1 >= 0) {
        for (ll ind : visine[i]) {
            if (y[ind] >= *visine[i - 1].begin())
                break;
            cnt += (ll)w[ind];
        }
    }
    if (i + 1 < n) {
        ll cnt1 = 0;
        for (ll ind : visine[i]) {
            if (y[ind] >= *visine[i + 1].begin())
                break;
            cnt1 += (ll)w[ind];
        }
        cnt = max(cnt, cnt1);
    }
    sigurno += cnt;
    val[i] -= (ll)cnt;
  }

  vector<vector<ll> > dp(n, vector<ll>(3, 0));
  for (int i = 0; i < n; ++i) {
    if (i - 1 >= 0) {
        dp[i][0] = max({dp[i - 1][2], dp[i - 1][1], dp[i - 1][0]});
        if (i + 1 < n)
            dp[i][2] = max(dp[i - 1][1], dp[i - 1][0]);
    }
    if (i - 2 >= 0) {
        dp[i][1] = max({dp[i - 2][1] , dp[i - 2][2], dp[i - 2][0]});
    }
    if (i - 1 >= 0)
        dp[i][1] += (ll)val[i];
    if (i + 1 < n)
        dp[i][2] += (ll)val[i];
  }

  return max({dp[n - 1][0], dp[n - 1][1], dp[n - 1][2]}) + sigurno;

}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 39 ms 15952 KB Output is correct
2 Correct 45 ms 18220 KB Output is correct
3 Correct 7 ms 11356 KB Output is correct
4 Correct 9 ms 11356 KB Output is correct
5 Correct 127 ms 32376 KB Output is correct
6 Correct 167 ms 32356 KB Output is correct

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 65 ms 21544 KB 1st lines differ - on the 1st token, expected: '40604614618209', found: '40479197388443'
3 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 11352 KB Output is correct
2 Correct 8 ms 11356 KB Output is correct
3 Incorrect 25 ms 13972 KB 1st lines differ - on the 1st token, expected: '21261825233649', found: '26722970331638'
4 Halted 0 ms 0 KB -

Subtask #4
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 0 ms 388 KB 1st lines differ - on the 1st token, expected: '7', found: '6'
3 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 0 ms 388 KB 1st lines differ - on the 1st token, expected: '7', found: '6'
3 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 0 ms 388 KB 1st lines differ - on the 1st token, expected: '7', found: '6'
3 Halted 0 ms 0 KB -

Subtask #7
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 11352 KB Output is correct
2 Correct 8 ms 11356 KB Output is correct
3 Incorrect 25 ms 13972 KB 1st lines differ - on the 1st token, expected: '21261825233649', found: '26722970331638'
4 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 39 ms 15952 KB Output is correct
2 Correct 45 ms 18220 KB Output is correct
3 Correct 7 ms 11356 KB Output is correct
4 Correct 9 ms 11356 KB Output is correct
5 Correct 127 ms 32376 KB Output is correct
6 Correct 167 ms 32356 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Incorrect 65 ms 21544 KB 1st lines differ - on the 1st token, expected: '40604614618209', found: '40479197388443'
9 Halted 0 ms 0 KB -