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Submission #850973

# Submission time Handle Problem Language Result Execution time Memory
850973 2023-09-18T04:03:15 Z NamPE Stove (JOI18_stove) C++17
0 / 100
 180 ms 262144 KB 
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;

const ll MAXN = 5e3;

vector<vector<vector<ll>>> dp(MAXN + 1, vector<vector<ll>>(MAXN + 1, vector<ll>(2, -1)));

ll dfs(vector<ll>& a, ll i, ll k, ll state) {
    if (i == a.size()) {
        return (!state ? 0 : INT_MAX);
    }

    ll res = INT_MAX;

    if (!state && k) {
        res = min(res, dfs(a, i + 1, k - 1, 0) + 1);
        res = min(res, dfs(a, i + 1, k - 1, 1) - a[i]);
    } else if (state) {
        res = min(res, dfs(a, i + 1, k, 1));
        res = min(res, dfs(a, i + 1, k, 0) + a[i] + 1);
    }

    return res;
}

int main() {
    ios::sync_with_stdio(0);
    cout.tie(0);
    cin.tie(0);

    ll n, k;
    cin >> n >> k;

    vector<ll> a(n);

    for (ll& i : a) {
        cin >> i;
    }

    cout << dfs(a, 0, k, 0);
}

Compilation message

stove.cpp: In function 'll dfs(std::vector<long long int>&, ll, ll, ll)':
stove.cpp:11:11: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   11 |     if (i == a.size()) {
      |         ~~^~~~~~~~~~~

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 180 ms 262144 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #2
0 / 30.0

# Verdict Execution time Memory Grader output
1 Runtime error 180 ms 262144 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #3
0 / 50.0

# Verdict Execution time Memory Grader output
1 Runtime error 180 ms 262144 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -