Submission #345273

#	Time	Username	Problem	Language	Result	Execution time	Memory
345273		bachaquer	K blocks (IZhO14_blocks)	C++14	18 / 100	1086 ms	512 KiB

blocks

#include <bits/stdc++.h>

#define ll long long
#define pb push_back

using namespace std;
vector<ll> v;
ll mn = LONG_MAX;
ll sum = 0;
ll razm = 0;

void solve(ll start, ll t) {
    //cout << start << " " << t << " " << sum << "\n";
    if (t > 0) {
        ll mx = 0;
        for (int i = start; i < razm - t + 1; i++) {
            mx = max(mx, v[i]);
            sum += mx;
            //cout << mx << " ";
            solve(i + 1, t - 1);
            sum -= mx;
        }
    }
    else {
        ll mx = 0;
        for (int i = start; i < razm; i++) {
            mx = max(mx, v[i]);
        }
        sum += mx;
        mn = min(sum, mn);
        sum -= mx;
    }
}

int main() {
    ll n, k, m, x;
    cin >> n >> k;
    razm = n;
    for (int i = 0; i < n; i++) {
        cin >> x;
        v.pb(x);
    }
    solve(0, k);
    cout << mn;
    return 0;
}

Compilation message (stderr)

blocks.cpp: In function 'int main()':
blocks.cpp:36:14: warning: unused variable 'm' [-Wunused-variable]
   36 |     ll n, k, m, x;
      |              ^

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