#include<bits/stdc++.h>
using namespace std;
using ll=long long;
using ld=long double;
using pii=pair<int,int>;
#define f first
#define s second
#define pb push_back
#define REP(i,n) for(int i=0;i<n;i++)
#define REP1(i,n) for(int i=1;i<=n;i++)
#define FILL(n,x) memset(n,x,sizeof(n))
#define ALL(_a) _a.begin(),_a.end()
#define sz(x) (int)x.size()
#define SORT_UNIQUE(c) (sort(c.begin(),c.end()),c.resize(distance(c.begin(),unique(c.begin(),c.end()))))
const ll maxn=2e5+5;
const ll maxlg=__lg(maxn)+2;
const ll INF64=4e18;
const int INF=0x3f3f3f3f;
const int MOD=1e9+7;
const ld PI=acos(-1);
const ld eps=1e-4;
#define lowb(x) x&(-x)
#define MNTO(x,y) x=min(x,(__typeof__(x))y)
#define MXTO(x,y) x=max(x,(__typeof__(x))y)
pii arr[maxn];
int n,k;
bool splx;
pii pmn,pmx;
bool wk(int mid){
vector<int> va,vb,bth;
REP(i,n){
if(arr[i].f-arr[0].f>mid and arr[n-1].f-arr[i].f>mid){
return false;
}
if(arr[i].f-arr[0].f<=mid and arr[n-1].f-arr[i].f<=mid){
bth.pb(arr[i].s);
}
else if(arr[i].f-arr[0].f<=mid){
va.pb(arr[i].s);
}
else{
vb.pb(arr[i].s);
}
}
sort(ALL(va)),sort(ALL(vb)),sort(ALL(bth));
REP(a,2){
int mn=INF,mx=-INF;
if(sz(va)) mn=va[0],mx=va.back();
int p=-1;
int pv=mn;
REP(i,sz(bth)){
MNTO(mn,bth[i]),MXTO(mx,bth[i]);
if(mx-mn>mid) break;
pv=mn;
p=i;
}
int asd=pv;
mn=INF,mx=-INF;
if(sz(vb)) mn=vb[0],mx=vb.back();
for(int i=p+1;i<sz(bth);i++){
MNTO(mn,bth[i]),MXTO(mx,bth[i]);
}
if(mx-mn<=mid){
pmn={arr[0].f,asd},pmx={max(arr[0].f+mid+1,arr[n-1].f-mid),mn};
if(a==1){
swap(pmn.f,pmx.f);
}
return true;
}
swap(va,vb);
}
return false;
}
int main(){
cin>>n>>k;
REP(i,n){
cin>>arr[i].f>>arr[i].s;
}
vector<int> vx,vy;
REP(i,n) vx.pb(arr[i].f),vy.pb(arr[i].s);
sort(ALL(vx)),sort(ALL(vy));
if(k==1){
cout<<vx[0]<<' '<<vy[0]<<' '<<max({1,vx.back()-vx[0],vy.back()-vy[0]});
return 0;
}
int bst=INT_MAX;
sort(arr,arr+n);
pii a,b;
REP(asd,2){
multiset<int> ma,mb;
REP(i,n){
ma.insert(arr[i].s);
}
REP(i,n-1){
ma.erase(ma.find(arr[i].s));
mb.insert(arr[i].s);
int cur=max({((*ma.rbegin())-(*ma.begin())),((*mb.rbegin())-(*mb.begin())),arr[i].f-arr[0].f,arr[n-1].f-arr[i+1].f});
if(cur<bst){
if(arr[i+1].f==arr[i].f and abs((*mb.rbegin())-cur-(*ma.begin()))<=cur) continue;
bst=cur;
a={arr[i].f-cur,(*mb.rbegin())-cur};
b={arr[i+1].f,(*ma.begin())};
if(asd==1) swap(a.f,a.s),swap(b.f,b.s);
}
}
REP(i,n) swap(arr[i].f,arr[i].s);
sort(arr,arr+n);
}
cout<<a.f<<' '<<a.s<<' '<<bst<<'\n';
cout<<b.f<<' '<<b.s<<' '<<bst<<'\n';
assert(b.f-a.f>bst or b.s-a.s>bst);
REP(i,n) assert(max(arr[i].f-a.f,arr[i].s-a.s)<=bst or max(arr[i].f-b.f,arr[i].s-b.s)<=bst);
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
212 KB |
Output is correct |
| 2 |
Correct |
0 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
94 ms |
2096 KB |
Output is correct |
| 8 |
Correct |
96 ms |
2064 KB |
Output is correct |
| 9 |
Correct |
91 ms |
2072 KB |
Output is correct |
| 10 |
Correct |
97 ms |
2252 KB |
Output is correct |
| 11 |
Correct |
96 ms |
2140 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
1 ms |
468 KB |
Execution killed with signal 6 |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
1 ms |
468 KB |
Execution killed with signal 6 |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
2 ms |
340 KB |
Unexpected end of file - int64 expected |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
3 ms |
340 KB |
Unexpected end of file - int64 expected |
| 2 |
Halted |
0 ms |
0 KB |
- |
