Submission #345792

#	Time	Username	Problem	Language	Result	Execution time	Memory
345792		bachaquer	K blocks (IZhO14_blocks)	C++14	53 / 100	1087 ms	2668 KiB

blocks

#include <bits/stdc++.h>
 
#define ll long long
#define pb push_back
 
using namespace std;
 
const int INF = 1e8;
 
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL); cout.tie(NULL);
    ll n, k, x;
    cin >> n >> k;
    vector<ll> v;
    v.pb(0);
    ll dp[n + 1][k + 1];
    for (int i = 1; i <= n; i++) {
        cin >> x;
        v.pb(x);
    }
    for (int i = 0; i <= n; ++i) {
        for (int j = 0; j <= k; ++j) {
            dp[i][j] = INF;
        }
    }
    dp[0][0] = 0;
    for (int t = 1; t <= k; ++t) {
        for (int i = 1; i <= n; ++i) {
            ll mx = 0;
            for (int j = i; j > 0; --j) {
                mx = max(mx, v[j]);
                dp[i][t] = min(dp[i][t], dp[j - 1][t - 1] + mx);
            }
        }
    }
    cout << dp[n][k];
    return 0;
}

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