oj.uz

Submission #328682

# Submission time Handle Problem Language Result Execution time Memory
328682 2020-11-17T16:52:13 Z achibasadzishvili Last supper (IOI12_supper) C++14
0 / 100
 402 ms 23368 KB 
#include "advisor.h"
#include<bits/stdc++.h>
#define ll int
#define f first
#define s second
#define pb push_back
#define mp make_pair
using namespace std;
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
#define ordered_set tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update>
int L;
void write(ll x){
    for(int i=0; i<L; i++){
        //cerr << (x & 1) << '\n';
        WriteAdvice(x & 1);
        x >>= 1;
    }
}
int AC[200005];
void ComputeAdvice(int *c, int n, int k, int m){
    ordered_set ord;
    set<pair<ll,ll> >st;
    set<pair<ll,ll> >::iterator it;
    set<ll>fr[n + 2];
    for(int i=1; i<=20; i++)
        if((1 << i) > k){
            L = i;
            break;
        }
    for(int i=0; i<n; i++){
        fr[c[i]].insert(i);
    }
    for(int i=0; i<k; i++){
        AC[i] = 1;
        ord.insert(i);
        if(fr[i].size() == 0)
            st.insert(mp(n + 2 , i));
        else
            st.insert(mp((*fr[i].begin()) , i));
    }
    for(int i=0; i<n; i++){
        ll x = c[i];
        if(AC[x] == 1){
            st.erase(mp((*fr[x].begin()) , x));
            fr[x].erase(fr[x].begin());
            if(fr[x].size() == 0)
                st.insert(mp(n + 2 , x));
            else
                st.insert(mp((*fr[x].begin()) , x));
            continue;
        }
        else {
            fr[x].erase(i);
            it = st.end();
            it--;
            int num = (*it).s;
            AC[num] = 0;
            AC[x] = 1;
            int ind = ord.order_of_key(num);
            write(ind);
            ord.insert(x);
            ord.erase(num);
            st.erase(it);
            if(fr[x].size() == 0)
                st.insert(mp(n + 2 , x));
            else
                st.insert(mp((*fr[x].begin()) , x));
        }
    }
}

#include<bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
#define ordered_set tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update>
#define ll int
#define f first
#define s second
#define pb push_back
#include "assistant.h"
using namespace std;
int l = 0,ind = 0,ac[200005];
unsigned char *s;
int rea(){
    ll k = 1,num = 0;
    for(int i=ind; i<ind+l; i++){
        if(s[ind] == 1)num += k;
        k *= 2;
    }
    ind += l;
}
void Assist(unsigned char *A, int n, int k, int R){
    s = A;
    ordered_set ord;
    for(int i=1; i<=20; i++)
        if((1 << i) > k){
            l = i;
            break;
        }
    for(int i=0; i<k; i++){
        ord.insert(i);
        ac[i] = 1;
    }
    for(int i=0; i<n; i++){
        ll x = GetRequest();
        if(ac[x] == 1)continue;
        else {
            ll k = rea();
            ll p = (*ord.find_by_order(k));
            PutBack(p);
            ac[p] = 0;
            ac[x] = 1;
            ord.erase(p);
            ord.insert(x);
        }
    }
}

Compilation message

assistant.cpp: In function 'int rea()':
assistant.cpp:21:1: warning: no return statement in function returning non-void [-Wreturn-type]
   21 | }
      | ^

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 976 KB Error - Not putting back color when it is not on the scaffold
2 Halted 0 ms 0 KB -

Subtask #2
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 24 ms 2608 KB Error - Not putting back color when it is not on the scaffold
2 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 273 ms 17248 KB Error - Not putting back color when it is not on the scaffold
2 Halted 0 ms 0 KB -

Subtask #4
0 / 35.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 1272 KB Error - advice is too long
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 39.0

# Verdict Execution time Memory Grader output
1 Incorrect 359 ms 20712 KB Error - Not putting back color when it is not on the scaffold
2 Incorrect 368 ms 20752 KB Error - Not putting back color when it is not on the scaffold
3 Incorrect 373 ms 21104 KB Error - Not putting back color when it is not on the scaffold
4 Incorrect 356 ms 21204 KB Error - Not putting back color when it is not on the scaffold
5 Incorrect 355 ms 21420 KB Error - Not putting back color when it is not on the scaffold
6 Incorrect 367 ms 21336 KB Error - Not putting back color when it is not on the scaffold
7 Incorrect 356 ms 21420 KB Error - Not putting back color when it is not on the scaffold
8 Incorrect 370 ms 20956 KB Error - Not putting back color when it is not on the scaffold
9 Incorrect 359 ms 20860 KB Error - Not putting back color when it is not on the scaffold
10 Incorrect 402 ms 23368 KB Error - Not putting back color when it is not on the scaffold