Submission #313517

#	Time	Username	Problem	Language	Result	Execution time	Memory
313517		PixelCat	Cipele (COCI18_cipele)	C++14	90 / 90	47 ms	2040 KiB

cipele

/*        _____ __  __
  /^--^\  | () )\ \/ /
  \____/  |_()_) |__| 
 /      \ _____  _ __  __ ____  _     ____   ____  _____ 
|        || ()_)| |\ \/ /| ===|| |__ / (__` / () \|_   _|
 \__  __/ |_|   |_|/_/\_\|____||____|\____)/__/\__\ |_|  
|^|^\ \^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|^|
| | |\ \| | | | | | | | | | | | | | | | | | | | | | | | |
#####/ /#################################################
| | |\/ | | | | | | | | | | | | | | | | | | | | | | | | |
|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_| |
#include <Orz/i_am_noob.h>
#include <Orz/balbit.h>
#include <Orz/nathanlee726.h>*/
#include <bits/stdc++.h>
using namespace std;
using ll=long long;
using ull=unsigned long long;
using pii=pair<ll,ll>;
#define int ll

#define For(i,a,b)  for(int i=a;i<=b;i++)
#define Forr(i,a,b) for(int i=a;i>=b;i--)
#define F first
#define S second

#define eb emplace_back
#define all(x) x.begin(),x.end()
#define sz(x) ((int)x.size())
#define mkp make_pair

#define MOD (ll)(1e9+7)
#define INF (1e18)
#define EPS (1e-6)

#ifdef LOCALMEOW
#define debug(...) do{\
	cerr << __PRETTY_FUNCTION__ << " - " << __LINE__ <<\
	" : ("#__VA_ARGS__ << ") = ";\
	_OUT(__VA_ARGS__);\
}while(0)
template<typename T> void _OUT(T x) { cerr << x << "\n"; }
template<typename T,typename...I>
void _OUT(T x,I ...tail) { cerr << x << ", "; _OUT(tail...); }
#else
#define debug(...)
#endif
void INIT(){ ios::sync_with_stdio(false); cin.tie(0); }

int gcd(int a,int b) { return b==0?a:gcd(b,a%b); }
int lcm(int a,int b) { return a/gcd(a,b)*b; }
int fpow(int b,int p){
	int ans=1,now=b;
	while(p){
		if(p&1) ans=ans*now%MOD;
		p/=2; now=now*now%MOD;
	}
	return ans;
}

bool check(vector<int> &a,vector<int> &b,int k){
	int j=0;
	For(i,0,sz(a)-1){
		while(j<sz(b) && abs(a[i]-b[j])>k) j++;
		if(abs(a[i]-b[j])>k) j++;
		if(j>=sz(b)) return false;
		j++;
	}
	return true;
}

int32_t main(){
	INIT();
	//I won't misunderstand the problem statement anymore.
	//I won't misunderstand the problem statement anymore.
	//I won't misunderstand the problem statement anymore.
	//I won't misunderstand the problem statement anymore.
	//I won't misunderstand the problem statement anymore.
	//I won't misunderstand the problem statement anymore.
	//I won't misunderstand the problem statement anymore.
	//I won't misunderstand the problem statement anymore.
	//I won't misunderstand the problem statement anymore.
	//I won't misunderstand the problem statement anymore.
	//code...
	int n,m; cin>>n>>m;
	vector<int> a(min(n,m)),b(max(n,m));
	if(n>m){
		for(auto &i:b) cin>>i;
		for(auto &i:a) cin>>i;
	}else{
		for(auto &i:a) cin>>i;
		for(auto &i:b) cin>>i;
	}
	sort(all(a));
	sort(all(b));
	int hi=1e9+10,lo=-1;
	while(hi-lo>1){
		int mi=(hi+lo)/2;
		if(check(a,b,mi)) hi=mi;
		else lo=mi;
	}
	cout<<hi<<"\n";
	return 0;
}

• Subtask 1: 9 / 9
• Subtask 2: 9 / 9
• Subtask 3: 9 / 9
• Subtask 4: 9 / 9
• Subtask 5: 9 / 9
• Subtask 6: 9 / 9
• Subtask 7: 9 / 9
• Subtask 8: 9 / 9
• Subtask 9: 9 / 9
• Subtask 10: 9 / 9