Submission #601763

#	Time	Username	Problem	Language	Result	Execution time	Memory
601763		enerelt14	Mechanical Doll (IOI18_doll)	C++14	Compilation error	0 ms	0 KiB

doll

#include "doll.h"
#include<bits/stdc++.h>
#define pb push_back
using namespace std;
int x[40], y[40];
vector<int>a;
bool is[40];
int tree[100], q;
void go(int id, int l, int r){
  if(l==r){
    if (q==16)tree[id]=-(k+q);
    else tree[id]=a[q];
    return;
  }
  else tree[id]=-(k+id);
  int mid=(l+r)/2;
  if (!is[id]){
    go(id*2, l, mid);
    x[id+k]=tree[id*2];
    is[id]=1;
  }
  else{
    go(id*2+1, mid+1, r);
    y[id+k]=tree[id*2+1];
    is[id]=0;
  }
}

void create_circuit(int M, vector<int>A){
    a=A;
    vector<int>c, X, Y;
    c.pb(a[0]);
    for (int i=1;i<=M;i++)c.pb(-1);
    for (int i=1;i<=16;i++){
        q=i;
        go(1, 1, 16);
    }
    x[16]=-16;
    y[16]=0;
    for (int i=1;i<=16;i++)X.pb(x[i]);
    for (int i=1;i<=16;i++)Y.pb(y[i]);    
    answer(c, X, Y);
}

Compilation message (stderr)

doll.cpp: In function 'void go(int, int, int)':
doll.cpp:11:26: error: 'k' was not declared in this scope
   11 |     if (q==16)tree[id]=-(k+q);
      |                          ^
doll.cpp:15:19: error: 'k' was not declared in this scope
   15 |   else tree[id]=-(k+id);
      |                   ^
doll.cpp:19:10: error: 'k' was not declared in this scope
   19 |     x[id+k]=tree[id*2];
      |          ^
doll.cpp:24:10: error: 'k' was not declared in this scope
   24 |     y[id+k]=tree[id*2+1];
      |          ^