//C.cpp
#include<bits/stdc++.h>
using namespace std;
//#include<ext/pb_ds/assoc_container.hpp>
//#include<ext/pb_ds/tree_policy.hpp>
//
// #pragma GCC optimize("unroll-loops")
// #pragma GCC optimize("Ofast")
// #pragma GCC optimize("-O3")
// #pragma GCC optimize("no-stack-protector")
// #pragma GCC optimize("fast-math")
//#pragma GCC optimize("Ofast")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx")
//#define LOCAL
#define sim template < class c
#define ris return * this
#define dor > debug & operator <<
#define eni(x) sim > typename \
enable_if<sizeof dud<c>(0) x 1, debug&>::type operator<<(c i) {
sim > struct rge { c b, e; };
sim > rge<c> range(c i, c j) { return rge<c>{i, j}; }
sim > auto dud(c* x) -> decltype(cerr << *x, 0);
sim > char dud(...);
struct debug {
#ifndef LOCAL
~debug() { cerr << endl; }
eni(!=) cerr << boolalpha << i; ris; }
eni(==) ris << range(begin(i), end(i)); }
sim, class b dor(pair < b, c > d) {
ris << "(" << d.first << ", " << d.second << ")";
}
sim dor(rge<c> d) {
*this << "[";
for (auto it = d.b; it != d.e; ++it)
*this << ", " + 2 * (it == d.b) << *it;
ris << "]";
}
#else
sim dor(const c&) { ris; }
#endif
};
#define imie(...) " [" << #__VA_ARGS__ ": " << (__VA_ARGS__) << "] "
#define fi first
#define f first
#define se second
#define s second
#define vi_a vector<int>a;
#define p_b push_back
////////////////////////////////???????????????CHECK THIS OUT???????????????//////////////////////////////
#define ll long long
typedef unsigned long long ull;
////////////////////////////////???????????????CHECK THIS OUT???????????????//////////////////////////////
#define ld long double
#define pll pair<ll,ll>
#define pii pair<int,int>
#define m_p make_pair
#define fast_io cin.tie(0);cout.tie(0);ios_base::sync_with_stdio(0);
#define all(x) x.begin(),x.end()
#define getfiles ifstream cin("input.txt");ofstream cout("output.txt");
#define pw(x) (1ll << x)
#define sz(x) (int)x.size()
#define endl "\n"
#define rall(x) x.rbegin(),x.rend()
#define len(a) (ll)a.size()
#define rep(x,l,r) for(ll x=l;x<r;x++)
//using namespace __gnu_pbds;
ld eps = (ld)1 / 1e6;
const ld pi=3.14159265359;
ll inf = 1e18,mod1=1e9+7;
ll sqr(ll a) { return a * a; }
ll qb(ll a) { return a * a * a; }
template<typename T> bool umax(T& a, T b) {return a<b?a=b,1:0;}
template<typename T> bool umin(T& a, T b) {return b<a?a=b,1:0;}
bool is_prime(ll val){for(ll i=2;i<=sqrt(val);i++)if(val%i==0)return 0; return 1;}
ll gcd(ll a, ll b) { return !a ? b : gcd(b % a, a); }
ll binpow(ll a, ll b, ll mod) { return b ? (b % 2 ? (a * (sqr(binpow(a, b / 2, mod)) % mod)) % mod : sqr(binpow(a, b / 2, mod)) % mod) : 1; }ll binmult(ll a, ll b, ll mod) { return b ? (b % 2 ? (2 * binmult(a, b / 2, mod) + a) % mod : (2 * binmult(a, b / 2, mod)) % mod) : 0; }
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
const ll R=1e4;
const ll tx[4]={0,0,-1,1};
const ll ty[4]={-1,1,0,0};
const char rev_to[4]={'E','W','N','S'};
const int M=999999937;
const int N=2e5+2;
const int ppp=73;
//const int Y=1;
//const int X=0;
typedef pair<long long,int> pli;
//typedef tree<pli,null_type,less<pli>,rb_tree_tag,tree_order_statistics_node_update> o_st;
auto rnd=bind(uniform_int_distribution<ll>(1,125),mt19937(time(0)));
void bad(){
cout<<"-1";
exit(0);
}
int a[N],b[N];
int n,k;
ll pr[N];
int l,r;
ll ans=inf;
vector<ll>c;
ll get(int tl,int tr){
return pr[tr] -(tl? pr[tl-1] : 0);
}
ll f(ll val){
ll s=get(l,r);
int pos=lower_bound(all(c),0)-c.begin();umax(pos,l);umin(pos,r+1);
int pf=pos-l,ps=max(r-pos+1,0);
if(val>0){
s-=pf*1ll*abs(val);
int o=lower_bound(all(c),-val)-c.begin();
umax(o,l);umin(o,r);
int col=pos-o;
s+=2*1ll*(col*1ll*abs(val)-get(o,pos-1));
s+=ps*1ll*abs(val);
// debug()<<imie(col*1ll*abs(val))<<imie(get(o,pos-1));
}else{
s+=pf*1ll*abs(val);
s-=ps*1ll*abs(val);
int o=lower_bound(all(c),-val)-c.begin();
umax(o,l);umin(o,r);
int col=o-pos+1;
s+=2*1ll*(col*1ll*abs(val)-get(pos,o));
}
return s;
}
ll rf(ll val){
ll s=0;
for(int i=l;i<=r;i++){
s+=abs(val+c[i]);
debug()<<imie(abs(val+c[i]))<<' ';
}
return s;
}
signed main()
{
fast_io;
// freopen("in.txt","r",stdin);
cin>>n>>k;
for(int i=0;i<n;i++) cin>>a[i];
for(int i=0;i<n;i++) cin>>b[i];
for(int i=0;i<n;i++) c.p_b(a[i]-b[i]);
c.p_b(inf);
sort(all(c));pr[0]=abs(c[0]);
for(int i=1;i<n;i++) {
pr[i]=abs(c[i])+pr[i-1];
}
// debug()<<imie(c);
l=0,r=n-1-k;
while(r<n){
int tm=(l+r+1)>>1;
if(tm<n){
// debug()<<imie(rf(-c[tm]));
umin(ans,f(-c[tm]));
umin(ans,f(c[tm]));
// debug()<<imie(ans);
}
--tm;
if(~tm && tm<n) {
umin(ans,f(c[tm]));
umin(ans,f(-c[tm]));
// debug()<<imie(ans);
}
r++;
l++;
}
cout<<ans;
return 0;
}
/*
212064
*/
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
384 KB |
Output is correct |
| 2 |
Correct |
1 ms |
384 KB |
Output is correct |
| 3 |
Correct |
1 ms |
384 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
42 ms |
4228 KB |
Output is correct |
| 2 |
Correct |
36 ms |
4412 KB |
Output is correct |
| 3 |
Correct |
34 ms |
4208 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
38 ms |
4208 KB |
Output is correct |
| 2 |
Correct |
37 ms |
4336 KB |
Output is correct |
| 3 |
Correct |
35 ms |
4212 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
38 ms |
4208 KB |
Output is correct |
| 2 |
Correct |
36 ms |
4224 KB |
Output is correct |
| 3 |
Correct |
34 ms |
4208 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
39 ms |
3576 KB |
Output is correct |
| 2 |
Correct |
49 ms |
4280 KB |
Output is correct |
| 3 |
Correct |
48 ms |
4208 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
46 ms |
4208 KB |
Output is correct |
| 2 |
Correct |
60 ms |
4240 KB |
Output is correct |
| 3 |
Correct |
54 ms |
4208 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
56 ms |
4292 KB |
Output is correct |
| 2 |
Correct |
48 ms |
4212 KB |
Output is correct |
| 3 |
Correct |
53 ms |
4336 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
54 ms |
4208 KB |
Output is correct |
| 2 |
Correct |
47 ms |
4208 KB |
Output is correct |
| 3 |
Correct |
52 ms |
4336 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
47 ms |
4208 KB |
Output is correct |
| 2 |
Correct |
75 ms |
4208 KB |
Output is correct |
| 3 |
Correct |
42 ms |
4336 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
42 ms |
4212 KB |
Output is correct |
| 2 |
Correct |
35 ms |
4208 KB |
Output is correct |
| 3 |
Correct |
50 ms |
4336 KB |
Output is correct |
