Submission #2333636


Source Code Expand

#include <bits/stdc++.h>
using namespace std;
typedef signed long long ll;

#undef _P
#define _P(...) (void)printf(__VA_ARGS__)
#define FOR(x,to) for(x=0;x<(to);x++)
#define FORR(x,arr) for(auto& x:arr)
#define ITR(x,c) for(__typeof(c.begin()) x=c.begin();x!=c.end();x++)
#define ALL(a) (a.begin()),(a.end())
#define ZERO(a) memset(a,0,sizeof(a))
#define MINUS(a) memset(a,0xff,sizeof(a))
//-------------------------------------------------------

ll X,Y;

int hoge(ll step) {
	if(X<-step || Y<-step) return 0;
	ll a=X+step;
	ll b=Y+step;
	if(step>a+b+1) return 0;
	if(a>step+b+1) return 0;
	if(b>step+a+1) return 0;
	return 1;
	
}

void solve() {
	int i,j,k,l,r,x,y; string s;
	
	cin>>X>>Y;
	ll mi=1LL<<60;
	ll num=(1LL<<40)-1;
	for(i=39;i>=0;i--) {
		if(hoge(num-(1LL<<i))) {
			num-=(1LL<<i);
			mi=num+(X+num)+(Y+num);
		}
	}
	cout<<mi<<endl;
	
}


int main(int argc,char** argv){
	string s;int i;
	if(argc==1) ios::sync_with_stdio(false), cin.tie(0);
	FOR(i,argc-1) s+=argv[i+1],s+='\n'; FOR(i,s.size()) ungetc(s[s.size()-1-i],stdin);
	cout.tie(0); solve(); return 0;
}

Submission Info

Submission Time
Task H - イベルタル
User kmjp
Language C++14 (GCC 5.4.1)
Score 1
Code Size 1125 Byte
Status AC
Exec Time 2 ms
Memory 256 KB

Judge Result

Set Name sample all
Score / Max Score 0 / 0 1 / 1
Status
AC × 4
AC × 31
Set Name Test Cases
sample sample-01.txt, sample-02.txt, sample-03.txt, sample-04.txt
all sample-01.txt, sample-02.txt, sample-03.txt, sample-04.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 01-10.txt, 01-11.txt, 01-12.txt, 01-13.txt, 01-14.txt, 01-15.txt, 01-16.txt, 01-17.txt, 01-18.txt, 01-19.txt, 01-20.txt, 01-21.txt, 01-22.txt, 01-23.txt, sample-01.txt, sample-02.txt, sample-03.txt, sample-04.txt
Case Name Status Exec Time Memory
01-01.txt AC 1 ms 256 KB
01-02.txt AC 1 ms 256 KB
01-03.txt AC 1 ms 256 KB
01-04.txt AC 1 ms 256 KB
01-05.txt AC 2 ms 256 KB
01-06.txt AC 1 ms 256 KB
01-07.txt AC 1 ms 256 KB
01-08.txt AC 1 ms 256 KB
01-09.txt AC 1 ms 256 KB
01-10.txt AC 1 ms 256 KB
01-11.txt AC 1 ms 256 KB
01-12.txt AC 1 ms 256 KB
01-13.txt AC 1 ms 256 KB
01-14.txt AC 1 ms 256 KB
01-15.txt AC 1 ms 256 KB
01-16.txt AC 1 ms 256 KB
01-17.txt AC 1 ms 256 KB
01-18.txt AC 1 ms 256 KB
01-19.txt AC 1 ms 256 KB
01-20.txt AC 1 ms 256 KB
01-21.txt AC 1 ms 256 KB
01-22.txt AC 1 ms 256 KB
01-23.txt AC 1 ms 256 KB
sample-01.txt AC 1 ms 256 KB
sample-02.txt AC 1 ms 256 KB
sample-03.txt AC 1 ms 256 KB
sample-04.txt AC 1 ms 256 KB