oj.uz

Submission #918522

# Submission time Handle Problem Language Result Execution time Memory
918522 2024-01-30T04:44:09 Z phamducminh Bali Sculptures (APIO15_sculpture) C++17
46 / 100
 73 ms 7512 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 = 57;







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


void solve();

signed main(){

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







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

    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]-pre[i])] |= dp[i][k][j];
                }

            }
        }
    }


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


    cout << ans;


    exit(0);
}

void sub3(){

    const int N=2000;


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


    // sort(a,a+n);


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

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

        for (int k=0; k<=N; k++){

            for (int j=i; j<n; j++){
                dp[j+1][k|(pre[j]-pre[i-1])]=min(dp[j+1][k|(pre[j]-pre[i-1])],dp[i][k]+1);

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

    for (int k=0; k<=N; k++){

        // cout << dp[n-1][k] << ' ';
        if (dp[n][k]<=R) {cout << k; exit(0);}
    }

    // cout << dp[n][5];
    // exit(0);
}




bool checksub4(){

    long long dp[109][109];

    memset(dp, false ,sizeof dp);

    dp[0][0] = true; 

    const int N=500;


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

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

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



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

            long long sum=0;
            for (long long t=i; t<=n; t++){
                sum+=a[t];

                if ((sum|ans)==ans) dp[t+1][k+1] |= dp[i][k];
            }

        }

    }


    for (long long j = L ; j <= R ; j++) 

        if (dp[n][j]) return true;



    return false;


    exit(0);


}


void sub4(){

    ans = (1LL<<LOG) - 1;

    for (int i=LOG-1; i>=0; i--){

        ans^=1LL<<i;


        if (!checksub4()){
            ans|=1LL<<i;

        }
    }


    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();
    if (n<=50 && R<=min(20LL,n)) sub2();
    if (n<=100 && L==1) sub3();

    if (L!=1) sub4();

}

Compilation message

sculpture.cpp: In function 'bool checksub4()':
sculpture.cpp:247:15: warning: unused variable 'N' [-Wunused-variable]
  247 |     const int N=500;
      |               ^

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory 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 2 ms 464 KB Output is correct
7 Correct 8 ms 464 KB Output is correct
8 Correct 66 ms 444 KB Output is correct
9 Correct 67 ms 440 KB Output is correct
10 Correct 71 ms 440 KB Output is correct
11 Correct 69 ms 448 KB Output is correct
12 Correct 70 ms 348 KB Output is correct
13 Correct 66 ms 444 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 460 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 2 ms 464 KB Output is correct
20 Correct 8 ms 344 KB Output is correct
21 Correct 64 ms 440 KB Output is correct
22 Correct 63 ms 348 KB Output is correct
23 Correct 64 ms 548 KB Output is correct
24 Correct 67 ms 348 KB Output is correct
25 Correct 70 ms 444 KB Output is correct
26 Correct 64 ms 440 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 1 ms 464 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 32 ms 440 KB Output is correct
31 Correct 71 ms 444 KB Output is correct
32 Correct 67 ms 444 KB Output is correct
33 Correct 64 ms 440 KB Output is correct
34 Correct 66 ms 348 KB Output is correct
35 Correct 68 ms 348 KB Output is correct
36 Correct 66 ms 444 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 2 ms 468 KB Output is correct
7 Correct 8 ms 348 KB Output is correct
8 Correct 67 ms 440 KB Output is correct
9 Correct 69 ms 444 KB Output is correct
10 Correct 67 ms 444 KB Output is correct
11 Correct 66 ms 348 KB Output is correct
12 Correct 66 ms 348 KB Output is correct
13 Correct 72 ms 756 KB Output is correct
14 Correct 0 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 0 ms 348 KB Output is correct
19 Correct 2 ms 600 KB Output is correct
20 Correct 8 ms 348 KB Output is correct
21 Correct 64 ms 440 KB Output is correct
22 Correct 63 ms 344 KB Output is correct
23 Correct 65 ms 440 KB Output is correct
24 Correct 70 ms 596 KB Output is correct
25 Correct 64 ms 596 KB Output is correct
26 Correct 64 ms 444 KB Output is correct
27 Correct 5 ms 7256 KB Output is correct
28 Correct 5 ms 7148 KB Output is correct
29 Correct 5 ms 7260 KB Output is correct
30 Correct 5 ms 7260 KB Output is correct
31 Correct 5 ms 7260 KB Output is correct
32 Correct 5 ms 7260 KB Output is correct
33 Correct 5 ms 7236 KB Output is correct
34 Correct 6 ms 7260 KB Output is correct
35 Correct 5 ms 7260 KB Output is correct
36 Correct 5 ms 7260 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 464 KB Output is correct
6 Correct 2 ms 344 KB Output is correct
7 Correct 8 ms 348 KB Output is correct
8 Correct 67 ms 348 KB Output is correct
9 Correct 67 ms 440 KB Output is correct
10 Correct 67 ms 444 KB Output is correct
11 Correct 67 ms 444 KB Output is correct
12 Correct 68 ms 448 KB Output is correct
13 Correct 68 ms 592 KB Output is correct
14 Correct 4 ms 7260 KB Output is correct
15 Correct 4 ms 7260 KB Output is correct
16 Correct 4 ms 7260 KB Output is correct
17 Correct 5 ms 7260 KB Output is correct
18 Correct 5 ms 7260 KB Output is correct
19 Correct 5 ms 7260 KB Output is correct
20 Correct 4 ms 7256 KB Output is correct
21 Correct 5 ms 7276 KB Output is correct
22 Correct 5 ms 7256 KB Output is correct
23 Correct 7 ms 7260 KB Output is correct
24 Correct 7 ms 2652 KB Output is correct
25 Correct 6 ms 2652 KB Output is correct
26 Correct 9 ms 2652 KB Output is correct
27 Correct 12 ms 2652 KB Output is correct
28 Correct 14 ms 2648 KB Output is correct
29 Correct 15 ms 2652 KB Output is correct
30 Correct 15 ms 2652 KB Output is correct
31 Correct 15 ms 2652 KB Output is correct
32 Correct 14 ms 2812 KB Output is correct

Subtask #4
0 / 25.0

# Verdict Execution time Memory 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 2 ms 436 KB Output is correct
7 Correct 8 ms 348 KB Output is correct
8 Correct 69 ms 348 KB Output is correct
9 Correct 66 ms 444 KB Output is correct
10 Correct 70 ms 460 KB Output is correct
11 Correct 68 ms 440 KB Output is correct
12 Correct 67 ms 344 KB Output is correct
13 Correct 67 ms 444 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 464 KB Output is correct
17 Correct 0 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 68 ms 348 KB Output is correct
22 Correct 64 ms 344 KB Output is correct
23 Correct 64 ms 348 KB Output is correct
24 Correct 67 ms 344 KB Output is correct
25 Correct 64 ms 344 KB Output is correct
26 Correct 64 ms 348 KB Output is correct
27 Correct 0 ms 348 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 348 KB Output is correct
31 Correct 67 ms 440 KB Output is correct
32 Correct 66 ms 348 KB Output is correct
33 Correct 63 ms 344 KB Output is correct
34 Correct 67 ms 596 KB Output is correct
35 Correct 67 ms 344 KB Output is correct
36 Correct 66 ms 344 KB Output is correct
37 Correct 5 ms 7256 KB Output is correct
38 Correct 4 ms 7260 KB Output is correct
39 Correct 5 ms 7260 KB Output is correct
40 Correct 5 ms 7260 KB Output is correct
41 Correct 4 ms 7256 KB Output is correct
42 Correct 5 ms 7260 KB Output is correct
43 Correct 4 ms 7260 KB Output is correct
44 Correct 6 ms 7260 KB Output is correct
45 Correct 5 ms 7260 KB Output is correct
46 Correct 5 ms 7256 KB Output is correct
47 Correct 4 ms 2648 KB Output is correct
48 Correct 7 ms 2904 KB Output is correct
49 Correct 11 ms 2652 KB Output is correct
50 Correct 12 ms 2652 KB Output is correct
51 Correct 14 ms 2652 KB Output is correct
52 Correct 15 ms 2684 KB Output is correct
53 Correct 17 ms 2652 KB Output is correct
54 Correct 14 ms 2692 KB Output is correct
55 Correct 16 ms 2652 KB Output is correct
56 Runtime error 4 ms 4952 KB Execution killed with signal 11
57 Halted 0 ms 0 KB -

Subtask #5
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 660 KB Output is correct
2 Correct 0 ms 468 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 348 KB Output is correct
7 Correct 8 ms 464 KB Output is correct
8 Correct 66 ms 448 KB Output is correct
9 Correct 66 ms 448 KB Output is correct
10 Correct 73 ms 444 KB Output is correct
11 Correct 67 ms 348 KB Output is correct
12 Correct 66 ms 444 KB Output is correct
13 Correct 67 ms 444 KB Output is correct
14 Correct 1 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 348 KB Output is correct
18 Correct 63 ms 348 KB Output is correct
19 Correct 70 ms 440 KB Output is correct
20 Correct 63 ms 348 KB Output is correct
21 Correct 66 ms 344 KB Output is correct
22 Correct 67 ms 464 KB Output is correct
23 Correct 66 ms 444 KB Output is correct
24 Correct 5 ms 7256 KB Output is correct
25 Correct 5 ms 7260 KB Output is correct
26 Correct 6 ms 7248 KB Output is correct
27 Correct 5 ms 7512 KB Output is correct
28 Correct 5 ms 7260 KB Output is correct
29 Correct 5 ms 7260 KB Output is correct
30 Correct 4 ms 7124 KB Output is correct
31 Correct 5 ms 7260 KB Output is correct
32 Correct 5 ms 7280 KB Output is correct
33 Correct 6 ms 7260 KB Output is correct
34 Correct 5 ms 2652 KB Output is correct
35 Correct 7 ms 2652 KB Output is correct
36 Correct 9 ms 2684 KB Output is correct
37 Correct 12 ms 2688 KB Output is correct
38 Correct 15 ms 2904 KB Output is correct
39 Correct 14 ms 2652 KB Output is correct
40 Correct 16 ms 2652 KB Output is correct
41 Correct 15 ms 2652 KB Output is correct
42 Correct 15 ms 2684 KB Output is correct
43 Runtime error 3 ms 4956 KB Execution killed with signal 11
44 Halted 0 ms 0 KB -