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Submission #1023029

# Submission time Handle Problem Language Result Execution time Memory
1023029 2024-07-14T08:50:05 Z boyliguanhan Last supper (IOI12_supper) C++17
0 / 100
 102 ms 8508 KB 
#include "advisor.h"
#include<bits/stdc++.h>
using namespace std;
bitset<500100>onf;
void ComputeAdvice(int *C, int N, int K, int M) {
    vector<int>nxt(N),lst(N,N),plat(K),dead(N+K,N);
    iota(plat.begin(),plat.end(),0);
    C[N]=N+5;
    for(int i=N;i--;)
        nxt[i]=lst[C[i]],
        lst[C[i]]=i;
    set<pair<int,int>> st;
    for(auto i:plat)onf[i]=1,
        st.insert({lst[i],i+N});
    int df=log2(2*K-1);
    for(int i=0;i<N;i++){
        if(onf[C[i]]){
            auto [x,y]=*st.lower_bound({i,0});
            st.erase({x,y});
            st.insert({nxt[i],y});
            continue;
        }
        onf[C[i]]=1;
        auto[x,y]=*--st.end();
        dead[y]=i;
        st.erase({x,y});
        st.insert({nxt[i],i});
        onf[C[x]]=0;
    }
    for(int i=0;i<K;i++)
        nxt.push_back(lst[i]);
    for(int i=0;i<N+K;i++)
        WriteAdvice(dead[i]<nxt[i]);
}

#include "assistant.h"
#include<bits/stdc++.h>
using namespace std;
bitset<500100>on;
void Assist(unsigned char *A, int N, int K, int R) {
    set<int>passive;
    for(int i=0;i<K;on[i]=1,i++)
        if(A[N+i])
            passive.insert(i);
    for(int i=0;i<N;i++){
        int x=GetRequest();
        if(on[x]) { if(A[i])
                passive.insert(x);
            continue;
        }
      	assert(passive.size());
        int die=*passive.begin();
        PutBack(die);
        on[die]=0;on[x]=1;
        passive.erase(die);
        if(A[i])passive.insert(x);
    }
}

Compilation message

advisor.cpp: In function 'void ComputeAdvice(int*, int, int, int)':
advisor.cpp:15:9: warning: unused variable 'df' [-Wunused-variable]
   15 |     int df=log2(2*K-1);
      |         ^~

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 784 KB Output is correct
2 Runtime error 2 ms 1036 KB Execution killed with signal 6
3 Halted 0 ms 0 KB -

Subtask #2
0 / 9.0

# Verdict Execution time Memory Grader output
1 Runtime error 9 ms 1680 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Runtime error 66 ms 6688 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #4
0 / 35.0

# Verdict Execution time Memory Grader output
1 Runtime error 3 ms 1348 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 39.0

# Verdict Execution time Memory Grader output
1 Runtime error 63 ms 7764 KB Execution killed with signal 6
2 Runtime error 85 ms 7972 KB Execution killed with signal 6
3 Runtime error 102 ms 8120 KB Execution killed with signal 6
4 Runtime error 60 ms 8508 KB Execution killed with signal 6
5 Runtime error 72 ms 8252 KB Execution killed with signal 6
6 Runtime error 78 ms 8296 KB Execution killed with signal 6
7 Runtime error 73 ms 8248 KB Execution killed with signal 6
8 Runtime error 68 ms 8320 KB Execution killed with signal 6
9 Runtime error 93 ms 8336 KB Execution killed with signal 6
10 Runtime error 56 ms 7500 KB Execution killed with signal 6