Submission #18751

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
18751	2016-02-15T04:29:13 Z	suhgyuho_william	Last supper (IOI12_supper)	C++	Compilation error	0 ms	0 KB

advisor

#include <stdio.h>
#include "advisor.h"

void ComputeAdvice(int *C, int N, int K, int M) {
    int i,j;
    int t,cnt;

    t = 2; cnt = 1;
    while(true){
        if(t-1 >= N-1) break;
        cnt++;
        t *= 2;
    }
    for(i=0; i<N; i++){
        t = C[i];
        for(j=1; j<=cnt; j++){
            WriteAdvice(t%2);
            t /= 2;
        }
    }
}

assistant

#include "assistant.h"
#include <stdio.h>
#include <queue>
#include <vector>
#include <stdlib.h>

using namespace std;

int a[100010];
bool check[100010];
#define pp pair<int,int>
priority_queue<pp> q;
int next[100010];
vector<int> paint[100010];

void Assist(unsigned char *A, int N, int K, int R) {
    int i,j;
    int t,cnt;
    pp top;

    t = 2; cnt = 1;
    while(true){
        if(t-1 >= N-1) break;
        cnt++;
        t *= 2;
    }
    for(i=0; i<N*cnt; i+=cnt){
        t = 1;
        for(j=0; j<cnt; j++){
            a[(i/cnt)+1] += (t*A[i+j]);
            t *= 2;
        }
    }
    for(i=1; i<=N; i++){
        if(check[a[i]] == false && a[i] < K){
            check[a[i]] = true;
            q.push(make_pair(i,a[i]));
        }
        paint[a[i]].push_back(i);
    }
    for(i=0; i<K; i++){
        if(check[i]) continue;
        check[i] = true;
        q.push(make_pair(0,i));
    }
    for(i=0; i<N; i++){
        cnt = paint[i].size();
        for(j=0; j<cnt-1; j++){
            next[paint[i][j]] = paint[i][j+1];
        }
        if(cnt != 0){
            next[paint[i][cnt-1]] = 0;
        }
    }
    for(i=1; i<=N; i++){
        t = GetRequest();
        if(check[t]) continue;
        top = q.top();
        q.pop();
        PutBack(top.second);
        check[top.second] = false;
        check[t] = true;
        q.push(make_pair(next[i],t));
    }
}

Compilation message

assistant.cpp: In function 'void Assist(unsigned char*, int, int, int)':
assistant.cpp:49:13: error: reference to 'next' is ambiguous
             next[paint[i][j]] = paint[i][j+1];
             ^~~~
assistant.cpp:13:5: note: candidates are: int next [100010]
 int next[100010];
     ^~~~
In file included from /usr/include/c++/7/bits/stl_algobase.h:66:0,
                 from /usr/include/c++/7/deque:60,
                 from /usr/include/c++/7/queue:60,
                 from assistant.cpp:3:
/usr/include/c++/7/bits/stl_iterator_base_funcs.h:208:5: note:                 template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type)
     next(_ForwardIterator __x, typename
     ^~~~
assistant.cpp:52:13: error: reference to 'next' is ambiguous
             next[paint[i][cnt-1]] = 0;
             ^~~~
assistant.cpp:13:5: note: candidates are: int next [100010]
 int next[100010];
     ^~~~
In file included from /usr/include/c++/7/bits/stl_algobase.h:66:0,
                 from /usr/include/c++/7/deque:60,
                 from /usr/include/c++/7/queue:60,
                 from assistant.cpp:3:
/usr/include/c++/7/bits/stl_iterator_base_funcs.h:208:5: note:                 template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type)
     next(_ForwardIterator __x, typename
     ^~~~
assistant.cpp:63:26: error: reference to 'next' is ambiguous
         q.push(make_pair(next[i],t));
                          ^~~~
assistant.cpp:13:5: note: candidates are: int next [100010]
 int next[100010];
     ^~~~
In file included from /usr/include/c++/7/bits/stl_algobase.h:66:0,
                 from /usr/include/c++/7/deque:60,
                 from /usr/include/c++/7/queue:60,
                 from assistant.cpp:3:
/usr/include/c++/7/bits/stl_iterator_base_funcs.h:208:5: note:                 template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type)
     next(_ForwardIterator __x, typename
     ^~~~