#include <bits/stdc++.h>
#include <iostream>
#include<vector>
using namespace std;
typedef pair<int,int> pii;
typedef long long ll;
const int N = 1e5 + 10;
const int M = 5e2 + 10;
const long long INF = 1e17;
long long n,m,comp,k,s,t,q;
char g[M + 1][M + 1];
int block[N + 1];
long long dp[N + 1][M + 1];
long long a[N + 1];
int fa[N + 1];
int timer = 1;
int main(){
cin >> n >> k;
for(int i = 1; i <= n; i++) cin >> a[i];
memset(dp,0x3f3f3f3f,sizeof(dp));
dp[0][1] = 0;
for(int i = 1; i <= n; i++) dp[i][1] = max(dp[i - 1][1], a[i]);
for(int i = 2; i <= k; i++){
stack<pair<long long,int>>stk;
for(int j = i; j <= n; j++){
long long mn = dp[j - 1][i - 1];
while(stk.size() && a[stk.top().second] <= a[j]){
mn = min(mn, stk.top().first);
stk.pop();
}
dp[j][i] = min(dp[stk.size() ? stk.top().second : 0][i], mn + a[j]);
stk.push({mn,j});
}
}
cout << dp[n][k] << endl;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
180 ms |
262144 KB |
Execution killed with signal 9 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
167 ms |
262144 KB |
Execution killed with signal 9 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
180 ms |
262144 KB |
Execution killed with signal 9 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
180 ms |
262144 KB |
Execution killed with signal 9 |
2 |
Halted |
0 ms |
0 KB |
- |