답안 #30743

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
30743	2017-07-26T11:08:19 Z	PrOAhMeT	Gap (APIO16_gap)	C++14	100 / 100	93 ms	6772 KB

gap

#include "gap.h"
#include <bits/stdc++.h>
#define mp make_pair
#define pb push_back
#define pii pair<int,int>
#define LL long long
#define st first
#define nd second
#define endl '\n'
using namespace std;

long long findGap(int T, int n)
{
	
	vector<LL> v;
	LL x=-1,y=2e18,nx,ny,ret=0,cnt=0;
	if(T==1) {

		while(cnt<(n+1)/2) {
			MinMax(x+1,y-1,&nx,&ny);
			x=nx; y=ny;
			v.pb(x);
			cnt++;
			if(x==y)
				break;
			v.pb(y);
		}
		sort(v.begin(),v.end());
		for(int i=1;i<v.size();++i)
			ret=max(ret,v[i]-v[i-1]);

	}
	else {

		LL mn,mx;
		MinMax(0,(LL)(1e18),&mn,&mx);
		LL dif=(mx-mn-1+n-2)/(n-1);
		v.pb(mn);
		v.pb(mx);
		if(dif==0)
			return 1LL;
		for(LL l=mn+1;l<mx;l+=dif) {
			MinMax(l,min(l+dif-1,mx-1),&nx,&ny);
			if(nx!=-1) {
				v.pb(nx);
				if(nx!=ny)
					v.pb(ny);
			}
		}
		sort(v.begin(),v.end());
		for(int i=1;i<v.size();++i)
			ret=max(ret,v[i]-v[i-1]);

	}
	return ret;

}

Compilation message

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:29:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=1;i<v.size();++i)
                ^
gap.cpp:51:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=1;i<v.size();++i)
                ^

Subtask #1

30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	5148 KB	Output is correct
2	Correct	0 ms	5148 KB	Output is correct
3	Correct	0 ms	5148 KB	Output is correct
4	Correct	0 ms	5148 KB	Output is correct
5	Correct	0 ms	5148 KB	Output is correct
6	Correct	0 ms	5148 KB	Output is correct
7	Correct	0 ms	5148 KB	Output is correct
8	Correct	0 ms	5148 KB	Output is correct
9	Correct	0 ms	5148 KB	Output is correct
10	Correct	0 ms	5148 KB	Output is correct
11	Correct	0 ms	5148 KB	Output is correct
12	Correct	0 ms	5148 KB	Output is correct
13	Correct	0 ms	5148 KB	Output is correct
14	Correct	0 ms	5148 KB	Output is correct
15	Correct	0 ms	5148 KB	Output is correct
16	Correct	13 ms	5620 KB	Output is correct
17	Correct	16 ms	5620 KB	Output is correct
18	Correct	23 ms	5620 KB	Output is correct
19	Correct	13 ms	5620 KB	Output is correct
20	Correct	16 ms	5620 KB	Output is correct
21	Correct	73 ms	6772 KB	Output is correct
22	Correct	66 ms	6772 KB	Output is correct
23	Correct	63 ms	6772 KB	Output is correct
24	Correct	66 ms	6772 KB	Output is correct
25	Correct	49 ms	6772 KB	Output is correct
26	Correct	69 ms	6772 KB	Output is correct
27	Correct	56 ms	6772 KB	Output is correct
28	Correct	66 ms	6772 KB	Output is correct
29	Correct	66 ms	6772 KB	Output is correct
30	Correct	43 ms	6772 KB	Output is correct
31	Correct	0 ms	5148 KB	Output is correct
32	Correct	0 ms	5148 KB	Output is correct

Subtask #2

70.0 / 70.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	5148 KB	Output is correct
2	Correct	0 ms	5148 KB	Output is correct
3	Correct	0 ms	5148 KB	Output is correct
4	Correct	0 ms	5148 KB	Output is correct
5	Correct	0 ms	5148 KB	Output is correct
6	Correct	0 ms	5148 KB	Output is correct
7	Correct	0 ms	5148 KB	Output is correct
8	Correct	0 ms	5148 KB	Output is correct
9	Correct	0 ms	5148 KB	Output is correct
10	Correct	0 ms	5148 KB	Output is correct
11	Correct	0 ms	5148 KB	Output is correct
12	Correct	0 ms	5148 KB	Output is correct
13	Correct	0 ms	5148 KB	Output is correct
14	Correct	0 ms	5148 KB	Output is correct
15	Correct	0 ms	5148 KB	Output is correct
16	Correct	23 ms	5620 KB	Output is correct
17	Correct	23 ms	5620 KB	Output is correct
18	Correct	23 ms	5620 KB	Output is correct
19	Correct	19 ms	5620 KB	Output is correct
20	Correct	9 ms	5148 KB	Output is correct
21	Correct	86 ms	6772 KB	Output is correct
22	Correct	76 ms	6772 KB	Output is correct
23	Correct	76 ms	6772 KB	Output is correct
24	Correct	93 ms	6772 KB	Output is correct
25	Correct	79 ms	6772 KB	Output is correct
26	Correct	73 ms	6772 KB	Output is correct
27	Correct	79 ms	6772 KB	Output is correct
28	Correct	73 ms	6772 KB	Output is correct
29	Correct	69 ms	6772 KB	Output is correct
30	Correct	43 ms	5620 KB	Output is correct
31	Correct	0 ms	5148 KB	Output is correct
32	Correct	0 ms	5148 KB	Output is correct