#include <bits/stdc++.h>
using namespace std;
#include <ext/rope>
using namespace __gnu_cxx;
// #pragma comment(linker, "/stack:2000000000")
// #pragma GCC optimize("Ofast")
// #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
typedef long long ll;
typedef long double ld;
typedef pair<ll,ll> pll;
#define precise(a) cout<<fixed<<setprecision(a)
#define sz size()
#define ff first
#define ss second
#define all(a) a.begin(),a.end()
#define rall(a) a.rbegin(), a.rend()
#define pb push_back
// t1
const ll mod = ll(1e9)+7; //(b + (a%b)) % b (to mod -1%(10^9+7) correctly in c++ its -1 but its suppose to be 10^9+6
const ll MOD = 998244353; // (a%mod)*(binpow(b,mod-2,mod) = (a/b)%mod
const ll N = ll(5e5)+10;
const ll K = 17;
const ll inf = 1e18;
const ld eps = 1e-15L;
//const ll B = 316;
ll lcm(ll a, ll b){ return (a / __gcd(a,b)) * b; }
//const ld P = acos(-1.0);
// ll binpow(ll a, ll b, ll m){ ll res=1;a%=m; while(b>0){ if(b&1)res=(res*a)%m; a=(a*a)%m; b/=2; } return res%m;}
ld binpow(ld a, ll b){ ld res=1; while(b>0){ if(b&1)res=(res*a); a=(a*a); b/=2; } return res;}
void Freopen(string Key){ freopen((Key+".in").c_str(), "r", stdin); freopen((Key+".out").c_str(), "w", stdout); }
void precalc() {
}
ll getdis(ll x1, ll y1, ll x2, ll y2) {
return abs(x2-x1)+abs(y2-y1);
}
ll mx[N];
bool comp(pll a, pll b) {
ll x = a.ff, y = b.ff;
if(abs(x) == abs(y)) {
x = a.ss, y = b.ss;
return abs(x)<=abs(y);
}
return abs(x)<=abs(y);
}
void Baizho()
{
ll n, k; cin>>n>>k;
pll a[n+11];
ll sec = 10;
bool case2 = 1;
for(ll i=1; i<=n; i++) {
cin>>a[i].ff>>a[i].ss;
if(a[i].ss!=0) case2 = 0;
}
sort(a+1, a+n+1, comp);
multiset<pair<ll, ll> > st;
if(n<=1000) {
vector<ll>vec;
for(ll i=1; i<=n-1; i++) {
for(ll j=i+1; j<=n; j++) {
ll x1 = a[i].ff, y1 = a[i].ss, x2 = a[j].ff, y2 = a[j].ss;
ll dist = getdis(x1, y1, x2, y2);
vec.pb(dist);
}
}
sort(all(vec));
for(ll i=1; i<=k; i++) {
cout<<vec[i-1]<<"\n";
}
return;
}
for(ll i=1; i<=n-1; i++) {
ll p = i;
for(ll j = i+1; j<=i+sec && j<=n; j++) {
ll x1 = a[p].ff, y1 = a[p].ss, x2 = a[j].ff, y2 = a[j].ss;
ll dist = getdis(x1, y1, x2, y2);
st.insert({dist, p});
}
mx[i] = min(n, i+sec);
}
while(k--) {
pll get = *st.begin();
st.erase(st.begin());
ll p = get.ss;
for(ll j = mx[p]+1; j<=mx[p]+sec && j<=n; j++) {
ll x1 = a[p].ff, y1 = a[p].ss, x2 = a[j].ff, y2 = a[j].ss;
ll dist = getdis(x1, y1, x2, y2);
st.insert({dist, p});
}
mx[p] = min(n, mx[p]+sec);
}
}
int main() {
// Freopen("div7");
ios_base::sync_with_stdio(false);
cin.tie(0);cout.tie(0);
precalc();
int ttt = 1;
// cin>>ttt;
for(int i=1; i<=ttt; i++) { Baizho();}
}
Compilation message
foodcourt.cpp: In function 'void Baizho()':
foodcourt.cpp:63:10: warning: variable 'case2' set but not used [-Wunused-but-set-variable]
63 | bool case2 = 1;
| ^~~~~
foodcourt.cpp: In function 'void Freopen(std::string)':
foodcourt.cpp:37:34: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
37 | void Freopen(string Key){ freopen((Key+".in").c_str(), "r", stdin); freopen((Key+".out").c_str(), "w", stdout); }
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
foodcourt.cpp:37:76: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
37 | void Freopen(string Key){ freopen((Key+".in").c_str(), "r", stdin); freopen((Key+".out").c_str(), "w", stdout); }
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
649 ms |
44368 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
649 ms |
44368 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Execution timed out |
1083 ms |
135736 KB |
Time limit exceeded |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Execution timed out |
1022 ms |
118756 KB |
Time limit exceeded |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
649 ms |
44368 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Execution timed out |
1085 ms |
123164 KB |
Time limit exceeded |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
649 ms |
44368 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
649 ms |
44368 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
