Submission #197885

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
197885	2020-01-24 03:30:14	arnold518	Rectangles (IOI19_rect)	C++14	72 / 100	5046 ms	429064 KiB

rect

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#include "rect.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 = 2500;
int N, M, A[MAXN+10][MAXN+10];
int L[MAXN+10][MAXN+10], R[MAXN+10][MAXN+10], U[MAXN+10][MAXN+10], D[MAXN+10][MAXN+10];
struct Line
{
  int y, x1, x2;
  bool operator < (const Line &p) const
  {
    if(y!=p.y) return y<p.y;
    if(x1!=p.x1) return x1<p.x1;
    return x2<p.x2;
  }
  bool operator == (const Line &p) { return y==p.y && x1==p.x1 && x2==p.x2; }
};
vector<Line> H, V;
int lowH[MAXN*MAXN+10], lowV[MAXN*MAXN+10];
ll count_rectangles(vector<vector<int>> _A)
 
 
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• Subtask 3: 12 / 12
• Subtask 4: 22 / 22
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• Subtask 7: 0 / 28