#ifndef CPL_TEMPLATE
#define CPL_TEMPLATE
/*
Normie's Template v2.5
Changes:
Added warning against using pragmas on USACO.
*/
// Standard library in one include.
#include <bits/stdc++.h>
using namespace std;
// ordered_set library.
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
#define ordered_set(el) tree<el,null_type,less<el>,rb_tree_tag,tree_order_statistics_node_update>
// AtCoder library. (Comment out these two lines if you're not submitting in AtCoder.) (Or if you want to use it in other judges, run expander.py first.)
//#include <atcoder/all>
//using namespace atcoder;
//Pragmas (Comment out these three lines if you're submitting in szkopul or USACO.)
#pragma comment(linker, "/stack:200000000")
#pragma GCC optimize("Ofast,unroll-loops,tree-vectorize")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
//File I/O.
#define FILE_IN "cseq.inp"
#define FILE_OUT "cseq.out"
#define ofile freopen(FILE_IN,"r",stdin);freopen(FILE_OUT,"w",stdout)
//Fast I/O.
#define fio ios::sync_with_stdio(0);cin.tie(0)
#define nfio cin.tie(0)
#define endl "\n"
//Order checking.
#define ord(a,b,c) ((a>=b)and(b>=c))
//min/max redefines, so i dont have to resolve annoying compile errors.
#define min(a,b) (((a)<(b))?(a):(b))
#define max(a,b) (((a)>(b))?(a):(b))
// Fast min/max assigns to use with AVX.
// Requires g++ 9.2.0.
template<typename T>
__attribute__((always_inline)) void chkmin(T& a, const T& b) {
a=(a<b)?a:b;
}
template<typename T>
__attribute__((always_inline)) void chkmax(T& a, const T& b) {
a=(a>b)?a:b;
}
//Constants.
#define MOD (ll(998244353))
#define MAX 300001
#define mag 320
const long double PI=3.14159265358979;
//Pairs and 3-pairs.
#define p1 first
#define p2 second.first
#define p3 second.second
#define fi first
#define se second
#define pii(element_type) pair<element_type,element_type>
#define piii(element_type) pair<element_type,pii(element_type)>
//Quick power of 2.
#define pow2(x) (ll(1)<<x)
//Short for-loops.
#define ff(i,__,___) for(int i=__;i<=___;i++)
#define rr(i,__,___) for(int i=__;i>=___;i--)
//Typedefs.
#define bi BigInt
typedef long long ll;
typedef long double ld;
typedef short sh;
// Binpow and stuff
ll BOW(ll a, ll x, ll p)
{
if (!x) return 1;
ll res=BOW(a,x/2,p);
res*=res;
res%=p;
if (x%2) res*=a;
return res%p;
}
ll INV(ll a, ll p)
{
return BOW(a,p-2,p);
}
//---------END-------//
#endif
vector<int> vec;
int n,m,i,j,k,t,t1,u,v,a,b,l,r;
int arr[160001];
int yes[160001];
map<int,int> app;
int main()
{
srand(1);
fio;
cin>>n>>m;
for (i=0;i<n+m;i++) {
cin>>arr[i];
}
if (n<3*m) {
for (i=0;i<=m;i++) for (j=max(i+1,n-1);j<n+m;j++) if (i-1+n-j<=0) {
u=arr[i]+arr[j];
v=1;
l=i+1;
r=j-1;
while (l<r) {
if (arr[l]+arr[r]==u) {
v++;
l++;
r--;
} else if (arr[l]+arr[r]>u) {
r--;
} else {
l++;
}
}
if (v>=n/2) {
v=1;
l=i+1;
r=j-1;
yes[l-1]=1;
yes[r+1]=1;
while (l<r && v<n/2) {
if (arr[l]+arr[r]==u) {
v++;
yes[l]=1;
yes[r]=1;
l++;
r--;
} else if (arr[l]+arr[r]>u) {
r--;
} else {
l++;
}
}
for (k=0;k<n+m;k++) {
if (yes[k]) cout<<arr[k]<<' ';
}
return 0;
}
}
} else {
for (i=0;i<2*m;i++) for (j=max(i+1,n-m);j<n+m;j++) {
app[arr[i]+arr[j]]++;
}
for (auto g : app) if (g.se>=m) {
u=g.fi;
v=0;
l=0;
r=m+n-1;
while (l<r) {
if (arr[l]+arr[r]==u) {
v++;
l++;
r--;
} else if (arr[l]+arr[r]>u) {
r--;
} else {
l++;
}
}
if (v>=n/2) {
v=0;
l=0;
r=m+n-1;
while (l<r && v<n/2) {
if (arr[l]+arr[r]==u) {
v++;
yes[l]=1;
yes[r]=1;
l++;
r--;
} else if (arr[l]+arr[r]>u) {
r--;
} else {
l++;
}
}
for (k=0;k<n+m;k++) {
if (yes[k]) cout<<arr[k]<<' ';
}
return 0;
}
}
}
assert(0);
}
// Normie28;
Compilation message
tabletennis.cpp:23: warning: ignoring '#pragma comment ' [-Wunknown-pragmas]
23 | #pragma comment(linker, "/stack:200000000")
|
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
332 KB |
Output is correct |
| 2 |
Correct |
1 ms |
332 KB |
Output is correct |
| 3 |
Correct |
1 ms |
332 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
6 ms |
588 KB |
Output is correct |
| 2 |
Correct |
39 ms |
2952 KB |
Output is correct |
| 3 |
Correct |
35 ms |
2884 KB |
Output is correct |
| 4 |
Correct |
35 ms |
2920 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
36 ms |
2948 KB |
Output is correct |
| 2 |
Correct |
37 ms |
2940 KB |
Output is correct |
| 3 |
Correct |
45 ms |
2924 KB |
Output is correct |
| 4 |
Correct |
36 ms |
2884 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
204 KB |
Output is correct |
| 2 |
Correct |
2 ms |
204 KB |
Output is correct |
| 3 |
Correct |
1 ms |
204 KB |
Output is correct |
| 4 |
Correct |
2 ms |
204 KB |
Output is correct |
| 5 |
Correct |
1 ms |
204 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
204 KB |
Output is correct |
| 2 |
Correct |
1 ms |
204 KB |
Output is correct |
| 3 |
Correct |
1 ms |
204 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
204 KB |
Output is correct |
| 2 |
Correct |
1 ms |
332 KB |
Output is correct |
| 3 |
Correct |
1 ms |
332 KB |
Output is correct |
| 4 |
Correct |
1 ms |
332 KB |
Output is correct |
| 5 |
Correct |
1 ms |
332 KB |
Output is correct |
| 6 |
Correct |
1 ms |
332 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
204 KB |
Output is correct |
| 2 |
Correct |
38 ms |
3020 KB |
Output is correct |
| 3 |
Correct |
37 ms |
3012 KB |
Output is correct |
| 4 |
Correct |
39 ms |
2896 KB |
Output is correct |
| 5 |
Correct |
40 ms |
2972 KB |
Output is correct |
| 6 |
Correct |
36 ms |
2884 KB |
Output is correct |
| 7 |
Correct |
41 ms |
2960 KB |
Output is correct |
| 8 |
Correct |
41 ms |
3008 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
332 KB |
Output is correct |
| 2 |
Correct |
408 ms |
30448 KB |
Output is correct |
| 3 |
Correct |
300 ms |
33732 KB |
Output is correct |
| 4 |
Correct |
211 ms |
29564 KB |
Output is correct |
| 5 |
Correct |
144 ms |
11196 KB |
Output is correct |
| 6 |
Correct |
72 ms |
4616 KB |
Output is correct |
| 7 |
Correct |
193 ms |
26308 KB |
Output is correct |
| 8 |
Correct |
198 ms |
28656 KB |
Output is correct |
