Submission #154475

#	Time	Username	Problem	Language	Result	Execution time	Memory
154475		srvlt	K blocks (IZhO14_blocks)	C++14	53 / 100	4 ms	508 KiB

blocks

//#pragma GCC optimize("Ofast")
//#pragma GCC target("sse2,avx")
#include <bits/stdc++.h>
#define ll long long
#define db long double
#define pb push_back
#define pf push_front
#define ppb pop_back
#define ppf pop_front
#define fi first
#define se second
#define mp make_pair
#define endl "\n"
#define int long long
using namespace std;

void dout() {
    cerr << endl;
}

template <typename Head, typename... Tail>
void dout(Head H, Tail... T) {
    cerr << H << ' ';
    dout(T...);
}

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

const int N = 103, K = 103, inf = 1e18;
int n, k, a[N], dp[K][N];

void solve(int tc) {
    cin >> n >> k;
    for (int i = 1; i <= n; i++) {
        cin >> a[i];
    }
    for (int i = 0; i < K; i++) {
        for (int j = 0; j < N; j++) {
            dp[i][j] = inf;
        }
    }
    dp[0][0] = 0;
    for (int i = 1; i <= k; i++) {
        for (int j = i; j <= n; j++) {
            int mx = 0;
            for (int l = j; l >= 1; l--) {
                mx = max(mx, a[l]);
                dp[i][j] = min(dp[i][j], dp[i - 1][l - 1] + mx);
            }
        }
    }
    cout << dp[k][n];
}

signed main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
//    freopen("input.txt", "r", stdin);
//    freopen("output.txt", "w", stdout);
    int tc = 1;
//    cin >> tc;
    for (int i = 0; i < tc; i++) {
        solve(i);
//        cleanup();
    }
}

• Subtask 1: 14 / 14
• Subtask 2: 18 / 18
• Subtask 3: 21 / 21
• Subtask 4: 0 / 47