Submission #197711

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
197711	2020-01-22 13:17:27	arnold518	벽 (IOI14_wall)	C++14	100 / 100	893 ms	106232 KiB

wall

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#include "wall.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int MAXN = 2e6;
const int MAXK = 5e5;
const int INF = 987654321;
int N, K;
int O[MAXK+10], L[MAXK+10], R[MAXK+10], H[MAXK+10], ans[MAXN+10];
struct Node
{
  int l, r;
  Node() : l(0), r(INF) {}
  Node(int l, int r) : l(l), r(r) {}
};
Node tree[MAXN*4+10];
Node operator + (const Node &p, const Node &q)
{
  if(q.r<=p.l) return Node(q.r, q.r);
  if(p.r<=q.l) return Node(q.l, q.l);
  return Node(max(p.l, q.l), min(p.r, q.r));
}
 
 
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Compilation message (stderr)

wall.cpp: In function 'void update(int, int, int, int, int, int)':
wall.cpp:49:12: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  int mid=tl+tr>>1;
          ~~^~~
wall.cpp: In function 'void query(int, int, int)':
wall.cpp:67:12: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  int mid=tl+tr>>1;
          ~~^~~
wall.cpp: In function 'void buildWall(int, int, int*, int*, int*, int*, int*)':
wall.cpp:74:9: warning: unused variable 'j' [-Wunused-variable]
  int i, j;
         ^

• Subtask 1: 8 / 8
• Subtask 2: 24 / 24
• Subtask 3: 29 / 29
• Subtask 4: 39 / 39