Submission #583767

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
583767	2022-06-26 07:44:13	joelau	Split the Attractions (IOI19_split)	C++14	Compilation error	0 ms	0 KiB

split

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#include "split.h"
#include <bits/stdc++.h>
using namespace std;
int N,M,A,B,C;
vector<int> lst[100005], ans;
queue<int> q;
vector<int> find_split(int n, int a, int b, int c, vector<int> p, vector<int> q) {
  N = n, M = p.size(), A = a, B = b, C = c;
  for (int i = 0; i < M; ++i) lst[p[i]].push_back(q[i]), lst[q[i]].push_back(p[i]);
  ans.assign(N,3);
  ans[0] = 2;
  q.push(0);
  int cnt = 1;
  while (!q.empty() && cnt < B) {
    int u = q.front(); q.pop();
    for (int v: lst[u]) if (ans[v] == 3) {
      ans[v] = 2, cnt++;
      if (cnt >= B) break;
    }
  }
  for (int i = 0; i < N; ++i) if (ans[i] == 3) {
    ans[i] = 1;
    break;
  }
  return ans;
}
 
 
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Compilation message (stderr)

split.cpp: In function 'std::vector<int> find_split(int, int, int, int, std::vector<int>, std::vector<int>)':
split.cpp:14:4: error: 'class std::vector<int>' has no member named 'push'
   14 |  q.push(0);
      |    ^~~~
split.cpp:17:24: error: 'class std::vector<int>' has no member named 'pop'
   17 |   int u = q.front(); q.pop();
      |                        ^~~