Submission #12827

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
12827	2015-01-09 12:41:07	ainta	전선 연결하기 (GA9_wire)	C++98	0 / 100	0 ms	24520 KiB

wire

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#include<stdio.h>
#include<algorithm>
using namespace std;
#define SZ 1048576
int n, chk[301000], num[601000];
int st[301000];
struct IdxTree{
  int r, l;
}IT[SZ + SZ + 1];
struct point{
  int b, e;
}w[301000];
void UDT(int x){
  while (x != 1){
    x >>= 1;
    if (w[IT[x * 2].l].b <= w[IT[x * 2 + 1].l].b)IT[x].l = IT[x * 2].l;
    else IT[x].l = IT[x * 2 + 1].l;
    if (w[IT[x * 2].r].e >= w[IT[x * 2 + 1].r].e)IT[x].r = IT[x * 2].r;
    else IT[x].r = IT[x * 2 + 1].r;
  }
}
void Ins(int x, int a){
  x += SZ;
  IT[x].l = IT[x].r = a;
  UDT(x);
}
void Del(int x){
  x += SZ;
  IT[x].l = IT[x].r = 0;
  UDT(x);
 
 
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• Subtask 1: 0 / 9
• Subtask 2: 0 / 15
• Subtask 3: 0 / 37
• Subtask 4: 0 / 39