Submission #144082

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
144082	2019-08-16 01:51:22	Lyestria	Rectangles (IOI19_rect)	C++14	72 / 100	5105 ms	432732 KiB

rect

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#include "rect.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const int mn=2510;
struct seg{
    int seg[mn*2];
    void up(int a,int b){
        seg[a+=mn]=b;
        for(a>>=1;a;a>>=1)seg[a]=min(seg[a<<1],seg[(a<<1)^1]);
    }
    int qu(int a,int b){
        int ans=0x3f3f3f3f;
        for(a+=mn,b+=mn;a<=b;a>>=1,b>>=1){
            if(a&1)ans=min(ans,seg[a++]);
            if(!(b&1))ans=min(ans,seg[b--]);
        }
        return ans;
    }
};
seg lef[mn],rig[mn],up[mn],dow[mn];
int elef[mn][mn],erig[mn][mn],eup[mn][mn],edow[mn][mn];
set<ll>ss;
long long hsh(ll a,ll b,ll c,ll d){
    return (a<<48)|(b<<32)|(c<<16)|d;
}
long long count_rectangles(std::vector<std::vector<int> > a) {
  int n=a.size(),m=a[0].size();
  int i,j;
  for(i=0;i<n;i++){
 
 
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Compilation message (stderr)

rect.cpp: In function 'long long int count_rectangles(std::vector<std::vector<int> >)':
rect.cpp:76:6: warning: unused variable 'ans' [-Wunused-variable]
  int ans=0;
      ^~~

• Subtask 1: 8 / 8
• Subtask 2: 7 / 7
• Subtask 3: 12 / 12
• Subtask 4: 22 / 22
• Subtask 5: 10 / 10
• Subtask 6: 13 / 13
• Subtask 7: 0 / 28