oj.uz

답안 #918363

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
918363 2024-01-29T17:34:05 Z phamducminh Bali Sculptures (APIO15_sculpture) C++17
9 / 100
 74 ms 2396 KB 
//******************/
//*   I<3   C++    */
//*  I WANT ANY AC */
//* I LOVE PROGRAM!*/
//*IT'S long longERESTING*/
//* I LOVE PROGRAM!*/
//*  IN CONTESTS   */
//*   GET SCORE    */
//*    AC CODE     */
//*     LET'S      */
//*      GO        */
//*  Written by:   */
//*   Duc Minh     */






#include <bits/stdc++.h>
#include <iostream>
#include <cmath>
#include <vector>
#include <map>
#include <set>
#include <stack>
#include <algorithm>
#include <string>
#include <queue>
#include <cctype>
#include <cstring>
#include <iomanip>
#include <deque>
// #include <ext/pb_ds/assoc_container.hpp>
// #include <ext/pb_ds/tree_policy.hpp>

using namespace std;
// using namespace __gnu_pbds;

#define  file(name)  freopen(name".inp", "r", stdin);\
                     freopen(name".out", "w", stdout);
#define ordered_set tree<ll, null_type,less_equal<ll>, rb_tree_tag,tree_order_statistics_node_update>
#define TIME        (1.0 * clock() / CLOCKS_PER_SEC)
#define all(a)      a.begin(),a.end()
#define endl        "\n"
#define all1(a)     a+1,a+n+1
#define unordered_map  map
#define Accepted 0      
// #define push_back   emplace_back
// #define gcd(a,b)    __gcd(a,b);
// #define lcm(a,b)    (a*b)/gcd(a,b);

const long long INF = (long long)1e18;
const long long MOD = (long long)1e9+7;
const long long MODD = 14062008; /// 998244353
const long long maxN = 2e5+9;
const long long LOG = 30;







///--------------------------------


void solve();

signed main(){

    ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);


    // file("tbrackets");







    long long t;


    // cin >> t;

    t=1;



    while (t--){




        solve();


    }





    cerr << "Time elapsed: " << TIME << "s.\n";
    cerr << "ducminh" << "\n";
    return Accepted;
}



///--------------------[PROBLEM SOLUTION]--------------------///



long long a[2009], dp[2009][2009], pre[2009];

long long ans=INF,n,L,R;


void sub1(){



    for (long long mask=0; mask<(1<<n); mask++){

        long long sum=0,g=0;
        for (long long i=0; i<n; i++){
            sum+=a[i];
            if ((mask>>i)&1){
                g|=sum;
                sum=0;
            }
        }

        g|=sum;

        long long bits=__builtin_popcount(mask) + ((mask & (1 << (n - 1))) == 0);

        if (L<=bits && bits<=R) ans=min(ans,g);
    }

    cout << ans;
    exit(0);
}


void sub2(){

    long long dp[59][29][509];

    memset(dp, false ,sizeof dp);

    dp[0][0][0] = true; 

    const int N=500;

    for (long long i=0; i<n; i++){

        for (long long k=0; k<=min(i,R-1); k++){

            for (long long j=0; j<=N; j++){

                if (!dp[i][k][j]) continue; 

                for (long long t=i+1; t<n; t++){

                    dp[t][k+1][j|(pre[t-1]-pre[i-1])] |= dp[i][k][j];
                }

            }
        }
    }

    long long ans = INF; 
    for (long long j = L ; j <= R ; j++) 
        for (long long t = 0; t <= N; t++){
            if (dp[n-1][j][t]) ans=min(ans,t);
        }


    cout << ans;


    exit(0);
}

void sub3(){

    for (long long i=0; i<=n+1; i++){
        for (long long j=0; j<=R+1; j++){
            dp[i][j]=INF;
        }
    }

    sort(a,a+n);

    pre[0]=a[0];
    for (int i=1; i<n; i++){
        pre[i]=pre[i-1]+a[i];
    }

    dp[0][0]=0;
    // dp[i][j][or]
    for (long long i=1; i<=n; i++){

        for (long long k=1; k<=R; k++){

            for (long long j=0; j<i; j++){

                long long sum=pre[i-1]-pre[j-1];

                if (j==0) sum=pre[i-1];

                // sum=0;
                // for (long long ii=j; ii<i; ii++){
                //     sum+=a[ii];
                // }

                // cout << sum << ' ' << j << ' ' << i << "\n";


                dp[i][k]=min(dp[i][k],dp[j][k-1]|sum);

            }
        }
    }

    for (long long i=L; i<=R; i++){
        ans=min(ans,dp[n][i]);

        // cout << dp[n][i] << "\n";
    }

    cout << ans;
    exit(0);
}

void solve(){



    cin >> n >> L >> R;


    for (long long i=0; i<n; i++){

        cin >> a[i]; if (i==0) pre[i]=a[i]; else pre[i]=pre[i-1]+a[i];


    }


    // cout << pre[2]-pre[0] << "\n";


    if (n<=20) sub1();
    else sub3();

    sub3();

}

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 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 2 ms 460 KB Output is correct
7 Correct 8 ms 348 KB Output is correct
8 Correct 66 ms 344 KB Output is correct
9 Correct 73 ms 436 KB Output is correct
10 Correct 66 ms 348 KB Output is correct
11 Correct 66 ms 348 KB Output is correct
12 Correct 65 ms 344 KB Output is correct
13 Correct 68 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 2 ms 348 KB Output is correct
20 Correct 8 ms 472 KB Output is correct
21 Correct 63 ms 440 KB Output is correct
22 Correct 64 ms 348 KB Output is correct
23 Correct 63 ms 348 KB Output is correct
24 Correct 67 ms 348 KB Output is correct
25 Correct 65 ms 440 KB Output is correct
26 Correct 64 ms 344 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 33 ms 600 KB Output is correct
31 Correct 63 ms 348 KB Output is correct
32 Correct 66 ms 344 KB Output is correct
33 Correct 65 ms 344 KB Output is correct
34 Correct 73 ms 348 KB Output is correct
35 Correct 66 ms 600 KB Output is correct
36 Correct 66 ms 440 KB Output is correct

Subtask #2
0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 3 ms 348 KB Output is correct
7 Correct 10 ms 344 KB Output is correct
8 Correct 66 ms 348 KB Output is correct
9 Correct 66 ms 348 KB Output is correct
10 Correct 73 ms 344 KB Output is correct
11 Correct 73 ms 348 KB Output is correct
12 Correct 68 ms 348 KB Output is correct
13 Correct 66 ms 344 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 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 348 KB Output is correct
19 Correct 2 ms 348 KB Output is correct
20 Correct 8 ms 348 KB Output is correct
21 Correct 63 ms 348 KB Output is correct
22 Correct 64 ms 348 KB Output is correct
23 Correct 64 ms 344 KB Output is correct
24 Correct 74 ms 344 KB Output is correct
25 Correct 65 ms 344 KB Output is correct
26 Correct 63 ms 344 KB Output is correct
27 Correct 1 ms 2392 KB Output is correct
28 Correct 1 ms 2396 KB Output is correct
29 Incorrect 1 ms 2392 KB Output isn't correct
30 Halted 0 ms 0 KB -

Subtask #3
0 / 21.0

# 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 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 2 ms 348 KB Output is correct
7 Correct 9 ms 464 KB Output is correct
8 Correct 66 ms 444 KB Output is correct
9 Correct 67 ms 348 KB Output is correct
10 Correct 66 ms 348 KB Output is correct
11 Correct 66 ms 440 KB Output is correct
12 Correct 66 ms 348 KB Output is correct
13 Correct 67 ms 348 KB Output is correct
14 Correct 1 ms 2392 KB Output is correct
15 Correct 1 ms 2392 KB Output is correct
16 Incorrect 0 ms 2396 KB Output isn't correct
17 Halted 0 ms 0 KB -

Subtask #4
0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 3 ms 348 KB Output is correct
7 Correct 9 ms 348 KB Output is correct
8 Correct 67 ms 436 KB Output is correct
9 Correct 68 ms 348 KB Output is correct
10 Correct 74 ms 444 KB Output is correct
11 Correct 66 ms 348 KB Output is correct
12 Correct 70 ms 692 KB Output is correct
13 Correct 65 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 600 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 2 ms 348 KB Output is correct
20 Correct 8 ms 348 KB Output is correct
21 Correct 64 ms 436 KB Output is correct
22 Correct 64 ms 440 KB Output is correct
23 Correct 64 ms 344 KB Output is correct
24 Correct 67 ms 344 KB Output is correct
25 Correct 70 ms 348 KB Output is correct
26 Correct 64 ms 344 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 36 ms 348 KB Output is correct
31 Correct 64 ms 348 KB Output is correct
32 Correct 65 ms 440 KB Output is correct
33 Correct 64 ms 440 KB Output is correct
34 Correct 66 ms 348 KB Output is correct
35 Correct 72 ms 348 KB Output is correct
36 Correct 70 ms 348 KB Output is correct
37 Correct 1 ms 2392 KB Output is correct
38 Correct 1 ms 2396 KB Output is correct
39 Incorrect 1 ms 2396 KB Output isn't correct
40 Halted 0 ms 0 KB -

Subtask #5
0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 2 ms 348 KB Output is correct
7 Correct 8 ms 464 KB Output is correct
8 Correct 68 ms 344 KB Output is correct
9 Correct 70 ms 440 KB Output is correct
10 Correct 66 ms 348 KB Output is correct
11 Correct 70 ms 440 KB Output is correct
12 Correct 67 ms 436 KB Output is correct
13 Correct 68 ms 436 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 32 ms 344 KB Output is correct
18 Correct 63 ms 440 KB Output is correct
19 Correct 66 ms 348 KB Output is correct
20 Correct 72 ms 436 KB Output is correct
21 Correct 73 ms 348 KB Output is correct
22 Correct 66 ms 440 KB Output is correct
23 Correct 66 ms 436 KB Output is correct
24 Correct 1 ms 2392 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Incorrect 1 ms 2396 KB Output isn't correct
27 Halted 0 ms 0 KB -