250 | 2021. 03. 06 16:39:14 | mraron | Ádám és Éva közül legalább az egyik | cpp14 | Elfogadva 40/40 | 25ms | 8392 KiB |
#include<bits/stdc++.h>
using namespace std;
using ll = long long;
using str = string;
#define xx first
#define yy second
#define pb push_back
#define eb emplace_back
#define sz(x) (int)(x).size()
#define set_max(x,y) (x)=max((x), (y))
#define set_min(x,y) (x)=min((x), (y))
#define LOG(x) cerr<<(#x)<<" = "<<(x)<<"\n";
int d0[4][2]={{-1,0},{1,0},{0,1},{0,-1}};
int main() {
ios_base::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
int p,n,m;
cin>>p>>n;
vector<pair<int,int>> evs;
for(int i=0;i<n;++i) {
int a,b;
cin>>a>>b;
evs.push_back({a,1});
evs.push_back({b,1});
}
cin>>m;
for(int i=0;i<m;++i) {
int a,b;
cin>>a>>b;
evs.push_back({a,2});
evs.push_back({b,2});
}
sort(evs.begin(), evs.end());
int st=0, prv=-1;
vector<pair<int,int>> ans;
for(auto i:evs) {
if((st!=0) && prv!=i.xx) {
if(ans.empty() || ans.back().yy!=prv) ans.eb(prv, i.xx);
else ans.back().yy=i.xx;
}
st^=i.yy;
prv=i.xx;
}
cout<<sz(ans)<<"\n";
for(auto i:ans) {
cout<<i.xx<<" "<<i.yy<<"\n";
}
return 0;
}
Részfeladat | Összpont | Teszt | Verdikt | Idő | Memória | ||
---|---|---|---|---|---|---|---|
base | 40/40 | ||||||
1 | Elfogadva | 0/0 | 2ms | 1756 KiB | |||
2 | Elfogadva | 0/0 | 1ms | 1880 KiB | |||
3 | Elfogadva | 2/2 | 1ms | 1872 KiB | |||
4 | Elfogadva | 2/2 | 1ms | 1864 KiB | |||
5 | Elfogadva | 2/2 | 1ms | 1888 KiB | |||
6 | Elfogadva | 2/2 | 1ms | 1872 KiB | |||
7 | Elfogadva | 2/2 | 1ms | 1876 KiB | |||
8 | Elfogadva | 2/2 | 1ms | 1880 KiB | |||
9 | Elfogadva | 2/2 | 1ms | 1892 KiB | |||
10 | Elfogadva | 2/2 | 1ms | 1888 KiB | |||
11 | Elfogadva | 2/2 | 1ms | 1896 KiB | |||
12 | Elfogadva | 2/2 | 1ms | 1904 KiB | |||
13 | Elfogadva | 2/2 | 1ms | 1900 KiB | |||
14 | Elfogadva | 2/2 | 1ms | 1900 KiB | |||
15 | Elfogadva | 2/2 | 1ms | 1908 KiB | |||
16 | Elfogadva | 2/2 | 17ms | 4640 KiB | |||
17 | Elfogadva | 2/2 | 17ms | 5244 KiB | |||
18 | Elfogadva | 2/2 | 14ms | 5752 KiB | |||
19 | Elfogadva | 2/2 | 25ms | 6460 KiB | |||
20 | Elfogadva | 2/2 | 21ms | 7120 KiB | |||
21 | Elfogadva | 2/2 | 17ms | 7752 KiB | |||
22 | Elfogadva | 2/2 | 17ms | 8392 KiB |