#include<bits/stdc++.h>
#define int long long
#define name "a"
using namespace std;
int dp[200][200];
int a[200];
signed main() {
ios_base::sync_with_stdio(false);
cin.tie(NULL);
int n,k;
cin >> n >> k;
for(int i=1;i<=n;i++) {
cin >> a[i];
dp[i][0]=1e18;
}
dp[0][0]=0;
for(int j=1;j<=k;j++) {
for(int i=j;i<=n;i++) {
int t=a[i];
dp[i][j]=1e18;
for(int ii=i;ii>=j;ii--) {
t=max(t,a[ii]);
dp[i][j]=min(dp[i][j],dp[ii-1][j-1]+t);
}
}
}
cout << dp[n][k];
return 0;
}
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