Submission #12152

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
12152	2014-12-21 11:20:32	gs13105	전선 연결하기 (GA9_wire)	C++98	0 / 100	0 ms	6516 KiB

wire

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#include <stdio.h>
#include <stack>
std::stack<int> s1;
std::stack<int> s2;
int arr[600001];
int idx[300001][2];
char res[600002];
int main()
{
  int n,x,i,j;
  scanf("%d",&n);
  for(i=1;i<=2*n;i++)
  {
    scanf("%d",&arr[i]);
    idx[arr[i]][!!idx[arr[i]][0]]=i;
  }
  s1.push(2*n+1);
  s2.push(2*n+1);
  for(i=1;i<=2*n;i++)
  {
    if(s1.top()==i)
      s1.pop();
    if(s2.top()==i)
      s2.pop();
    if(res[i])
      continue;
    x=idx[arr[i]][1];
    if(x<s1.top())
 
 
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• Subtask 1: 0 / 9
• Subtask 2: 0 / 15
• Subtask 3: 0 / 37
• Subtask 4: 0 / 39