oj.uz

Submission #844870

# Submission time Handle Problem Language Result Execution time Memory
844870 2023-09-06T06:24:42 Z dosts Holding (COCI20_holding) C++14
0 / 110
 0 ms 344 KB 
#include <bits/stdc++.h>
#pragma optimize "DostSeferoğlu"
#pragma GCC optimize("unroll-loops,Ofast")
#pragma GCC target("avx2,tune=native")
using namespace std;
#define int long long
#define pii pair<int,int>
#define bg begin
#define vi vector<int>
#define endl '\n'
#define vvi vector<vi> 
#define vp vector<pii>
#define sp << " " << 
#define all(x) x.bg()+1,x.end()
#define ff first
#define ss second
#define brake {cout << "OK\n";return;}
#define debug(x) {cout << #x << ": "; for (auto it : x) cout << it << " ";cout << endl;}
#define FF(xxx,sss,yyy) for (int xxx=sss;xxx<=yyy;++xxx)
#define F(xx,yy) for (int xx=1;xx<=yy;++xx)
#define pb push_back 
const int inf = 1e18;
const int MOD = 998244353;   
const int N = 2e5+1;

void solve() {
    int n,l,r,K;
    cin >> n >> l >> r >> K;
    int rng = (r-l+1);
    int dp[n+1][rng+1][K+1];
    FF(i,0,n) FF(j,0,rng) FF(k,0,K) dp[i][j][k] = inf;
    dp[0][0][0] = 0;
    vi a(n+1);
    F(i,n) cin >> a[i];
    for (int i=1;i<=n;i++) {
        for (int j=0;j<=rng;j++) {
            for (int k=0;k<=K;k++) {
                dp[i][j][k] = min(dp[i][j][k],dp[i-1][j][k]);
                if (k >= (abs((l+j-1)-i)) && j) {
                    dp[i][j][k] = min(dp[i][j][k],dp[i-1][j-1][k-abs(((l+j-1)-i))]+(a[i]-a[l+j-1]));
                }
            }
        }
    }
    int sm =0;
    FF(i,l,r) sm+=a[i];
    int mini = 0;
    F(j,rng){
        F(k,K) mini = min(mini,dp[n][j][k]);
    }
    cout << sm+mini << endl;
}                                     
signed main() { 
    ios_base::sync_with_stdio(0);cin.tie(0);
    #ifdef Local
        freopen("input.in", "r", stdin);
        freopen("input.out", "w", stdout);  
    #endif
    int t = 1;
    //cin >> t;
    while (t --> 0) solve();
}

Compilation message

holding.cpp:2: warning: ignoring '#pragma optimize ' [-Wunknown-pragmas]
    2 | #pragma optimize "DostSeferoğlu"
      |

Subtask #1
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 0 ms 344 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 0 ms 344 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 0 ms 344 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 0 ms 344 KB Output isn't correct
3 Halted 0 ms 0 KB -