Submission #2514141


Source Code Expand

#include<iostream>
#include<algorithm>
#include<stack>
#include<vector>

using namespace std;

int N;
vector<int> A;

stack<int> s;
stack<int> rst;

int main() {
  cin >> N;
  for (int i = 0, a; i < N; i++) {
    cin >> a;
    A.push_back(a);
  }

  sort(A.begin(), A.end());

  for (int i = 0; i < N; i++) {
    s.push(A[i]);
  }


  int tmp1 = -1, tmp2 = -1;
  while (!s.empty()) {
    if (tmp1 < 1) {
      tmp1 = s.top();
      s.pop();
      if (!s.empty()) {
      if (tmp1 != s.top()) {
          rst.push(tmp1);
          tmp1 = -1;
        } else {
          s.pop();
        }
      }
    } else if (tmp2 < 1) {
      tmp2 = s.top();
      s.pop();
    } else {
      if (tmp1 == tmp2 || tmp2 == s.top()) {
        s.push(tmp1);
        tmp1 = -1;
        tmp2 = -1;
      } else {
        rst.push(tmp2);
        tmp2 = -1;
      }
    }
//    cout << tmp1 << " " << tmp2 << endl;
  }

  if (tmp1 > 0 && tmp2 > 0) {
    rst.push(tmp1);
  } else if (tmp1 > 0) {
    rst.pop();
    rst.push(tmp1);
  } 

//  while (!rst.empty()) {
//    cout << rst.top() << endl;
//    rst.pop();
//  }
  cout << rst.size() << endl;

  return 0;
}

Submission Info

Submission Time
Task D - Card Eater
User mmclsntr
Language C++14 (GCC 5.4.1)
Score 0
Code Size 1212 Byte
Status WA
Exec Time 35 ms
Memory 1020 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 400
Status
AC × 2
AC × 15
WA × 2
Set Name Test Cases
Sample 00_example_01.txt, 00_example_02.txt
All 00_example_01.txt, 00_example_02.txt, 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt
Case Name Status Exec Time Memory
00_example_01.txt AC 1 ms 256 KB
00_example_02.txt AC 1 ms 256 KB
01.txt AC 1 ms 256 KB
02.txt AC 3 ms 256 KB
03.txt WA 1 ms 256 KB
04.txt AC 1 ms 256 KB
05.txt AC 1 ms 256 KB
06.txt AC 33 ms 1020 KB
07.txt AC 33 ms 1020 KB
08.txt AC 35 ms 1020 KB
09.txt AC 33 ms 1020 KB
10.txt AC 33 ms 1020 KB
11.txt AC 35 ms 1020 KB
12.txt AC 33 ms 1020 KB
13.txt AC 35 ms 1020 KB
14.txt WA 31 ms 1020 KB
15.txt AC 31 ms 1020 KB