Submission #250986

#	Time	Username	Problem	Language	Result	Execution time	Memory
250986		IsaacMoris	Minerals (JOI19_minerals)	C++14	Compilation error	0 ms	0 KiB

minerals

#include<iostream>
#include <bits/stdc++.h>
#include "minerals.h"
#define ll long long
#define ld long double
#define IO ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
using namespace std;
int low[N+4], high[N+4];
vector<int> v[N+4];
void Solve(int N)
{
    vector<int> v1, v2;
    int last=0;
    for (int i = 1; i <= 2 * N; ++i)
    {
        int x=Query(i);
        if(x!=last)
            v1.push_back(i);
        else
            v2.push_back(i);
        last=x;
    }
    for(int i=0; i<N; i++)
        high[i]=N-1, low[i]=0;
    int good=1;
    bool p=1;
    while(good)
    {
        good=0;
        for(int i=0; i<N; i++)
            if(low[i]!=high[i])
        v[(low[i]+high[i])/2].push_back(i);
        for(int i=0; i<N; i++)
        {
            int x=Query(v1[i]);
            while(!v[i].empty())
            {
                int id=v[i].back();
                good=1;
                v[i].pop_back();
                int q=Query(v2[id]);
                if((q!=x && p) || (q==x && !p))
                    high[id]=i;
                else
                    low[id]=i+1;
            }
        }
        p=!p;
    }
    for(int i=0; i<N; i++)
        Answer(v2[i], v1[low[i]]);

}

Compilation message (stderr)

minerals.cpp:8:9: error: 'N' was not declared in this scope
 int low[N+4], high[N+4];
         ^
minerals.cpp:8:20: error: 'N' was not declared in this scope
 int low[N+4], high[N+4];
                    ^
minerals.cpp:9:15: error: 'N' was not declared in this scope
 vector<int> v[N+4];
               ^
minerals.cpp: In function 'void Solve(int)':
minerals.cpp:24:9: error: 'high' was not declared in this scope
         high[i]=N-1, low[i]=0;
         ^~~~
minerals.cpp:24:9: note: suggested alternative: 'sinh'
         high[i]=N-1, low[i]=0;
         ^~~~
         sinh
minerals.cpp:24:22: error: 'low' was not declared in this scope
         high[i]=N-1, low[i]=0;
                      ^~~
minerals.cpp:24:22: note: suggested alternative: 'pow'
         high[i]=N-1, low[i]=0;
                      ^~~
                      pow
minerals.cpp:31:16: error: 'low' was not declared in this scope
             if(low[i]!=high[i])
                ^~~
minerals.cpp:31:16: note: suggested alternative: 'pow'
             if(low[i]!=high[i])
                ^~~
                pow
minerals.cpp:31:24: error: 'high' was not declared in this scope
             if(low[i]!=high[i])
                        ^~~~
minerals.cpp:31:24: note: suggested alternative: 'sinh'
             if(low[i]!=high[i])
                        ^~~~
                        sinh
minerals.cpp:32:9: error: 'v' was not declared in this scope
         v[(low[i]+high[i])/2].push_back(i);
         ^
minerals.cpp:36:20: error: 'v' was not declared in this scope
             while(!v[i].empty())
                    ^
minerals.cpp:43:21: error: 'high' was not declared in this scope
                     high[id]=i;
                     ^~~~
minerals.cpp:43:21: note: suggested alternative: 'sinh'
                     high[id]=i;
                     ^~~~
                     sinh
minerals.cpp:45:21: error: 'low' was not declared in this scope
                     low[id]=i+1;
                     ^~~
minerals.cpp:45:21: note: suggested alternative: 'pow'
                     low[id]=i+1;
                     ^~~
                     pow
minerals.cpp:51:26: error: 'low' was not declared in this scope
         Answer(v2[i], v1[low[i]]);
                          ^~~
minerals.cpp:51:26: note: suggested alternative: 'pow'
         Answer(v2[i], v1[low[i]]);
                          ^~~
                          pow