#include <bits/stdc++.h>
#define fast cin.tie(0)->sync_with_stdio(0);
#define int long long
#define inf ((int)1e18)
#define N 105
using namespace std;
int arr[N];
int32_t main(){
fast
int n, l, r, money;
cin>>n>>l>>r>>money;
int sum = 0;
for(int i = 1; i <= n; i++) {
cin>>arr[i];
if(i >= l and i <= r) sum += arr[i];
}
vector <vector<int> > dp(n + 2, vector<int> (money + 1, inf));
dp[l][0] = sum;
for(int i = 1; i <= n; i++) { // from
if(i >= l and i <= r) continue; //!
vector <vector<int> > ndp = dp;
for(int j = l; j <= r; j++) { // to
for(int k = 0; k <= money; k++) { // k
// swapped j and i
if(k + abs(i - j) <= money) {
// cout<<i<<" "<<j<<" | ";
ndp[j + 1][k + abs(i - j)] = min(
ndp[j + 1][k + abs(i - j)],
dp[j][k] + (arr[i] - arr[j])
);
// if(ndp[j + 1][k + abs(i - j)] < 100)
// cout<<j + 1<<" "<<k + abs(i - j)<<" "<<ndp[j + 1][k + abs(i - j)]<<"\n";
}
dp[j + 1][k] = min(
dp[j + 1][k],
dp[j][k]
);
}
}
dp = ndp;
// cout<<"changed\n\n";
}
// cout<<"dp: ";
for(auto &it:dp) {
for(auto &itt:it) {
sum = min(sum, itt);
// if(itt < 100) cout<<itt<<" ";
}
}
cout<<sum;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
3 ms |
2708 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
3 ms |
2708 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
600 KB |
Output is correct |
12 |
Correct |
1 ms |
348 KB |
Output is correct |
13 |
Correct |
44 ms |
8752 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
3 ms |
2708 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
600 KB |
Output is correct |
12 |
Correct |
1 ms |
348 KB |
Output is correct |
13 |
Correct |
44 ms |
8752 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
1 ms |
344 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
1 ms |
604 KB |
Output is correct |
19 |
Correct |
44 ms |
8792 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
3 ms |
2708 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
600 KB |
Output is correct |
12 |
Correct |
1 ms |
348 KB |
Output is correct |
13 |
Correct |
44 ms |
8752 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
1 ms |
344 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
1 ms |
604 KB |
Output is correct |
19 |
Correct |
44 ms |
8792 KB |
Output is correct |
20 |
Correct |
8 ms |
1348 KB |
Output is correct |
21 |
Correct |
14 ms |
1828 KB |
Output is correct |
22 |
Correct |
1 ms |
344 KB |
Output is correct |
23 |
Correct |
87 ms |
7036 KB |
Output is correct |
24 |
Correct |
4 ms |
940 KB |
Output is correct |
25 |
Correct |
201 ms |
16592 KB |
Output is correct |