Submission #337223

#	Time	Username	Problem	Language	Result	Execution time	Memory
337223		boykut	K blocks (IZhO14_blocks)	C++14	0 / 100	1 ms	364 KiB

blocks

#include <bits/stdc++.h>

using namespace std;

int dp[100001][101];

signed main() {
   ios::sync_with_stdio(0);
   cin.tie(0);
   
   int n, k;
   cin >> n >> k;
   int a[1 + n]; a[0] = 0;
   
   for (int i = 1; i <= n; i++) {
      cin >> a[i];
   }
   
   for (int i = 1; i <= n; i++) {
      dp[i][1] = max(dp[i - 1][1], a[i]);
   }
   
   auto getmax = [&](int l, int r) -> int{
      return *max_element(a + l, a + r + 1);
   };
   
   for (int j = 2; j <= k; j++) {
      for (int i = 1; i <= n; i++) {
         int mn = INT_MAX;
         for (int l = 1; l < i; l++) {
            mn = min(mn, dp[l][j - 1] + getmax(l + 1, i));
         }
         dp[i][j] = mn;
      }
   }
   
   cout << dp[n][k] << '\n';
   
   return 0;
}

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