Submission #20633

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
20633	2017-02-13T04:44:38 Z	model_code	Gap (APIO16_gap)	C++14	100 / 100	73 ms	4240 KB

gap

/*
 * Author: Gyeonggeun Kim(kriii)
 * Time Complexity: O(N lg N)
 */
#include "gap.h"
#include <algorithm>
using namespace std;

long long findGap(int T, int N)
{
	long long mn, mx;
	long long ans = 0;
	MinMax(0,2e18,&mn,&mx);

	if (T == 1){
		for (int i=1;i<(N+1)/2;i++){
			long long mmn, mmx;
			MinMax(mn+1,mx-1,&mmn,&mmx);
			ans = max(ans,mmn-mn);
			ans = max(ans,mx-mmx);
			mn = mmn;
			mx = mmx;
		}
		ans = max(ans,mx-mn);
	}
	else{
		long long sz = (mx - mn + N - 1) / N;
		long long last = mn;
		for (long long s=mn+1,e=mn+sz,i=0;i<N;s+=sz,e+=sz,i++){
			if (e >= mx) e = mx - 1;
			if (s > e) break;
			long long mmn, mmx;
			MinMax(s,e,&mmn,&mmx);
			if (mmn != -1){
				ans = max(ans,mmn-last);
				last = mmx;
			}
		}
		ans = max(ans,mx-last);
	}
	return ans;
}

Subtask #1

30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	4240 KB	Output is correct
2	Correct	0 ms	4240 KB	Output is correct
3	Correct	0 ms	4240 KB	Output is correct
4	Correct	0 ms	4240 KB	Output is correct
5	Correct	0 ms	4240 KB	Output is correct
6	Correct	0 ms	4240 KB	Output is correct
7	Correct	0 ms	4240 KB	Output is correct
8	Correct	0 ms	4240 KB	Output is correct
9	Correct	0 ms	4240 KB	Output is correct
10	Correct	0 ms	4240 KB	Output is correct
11	Correct	0 ms	4240 KB	Output is correct
12	Correct	0 ms	4240 KB	Output is correct
13	Correct	0 ms	4240 KB	Output is correct
14	Correct	0 ms	4240 KB	Output is correct
15	Correct	0 ms	4240 KB	Output is correct
16	Correct	9 ms	4240 KB	Output is correct
17	Correct	13 ms	4240 KB	Output is correct
18	Correct	13 ms	4240 KB	Output is correct
19	Correct	13 ms	4240 KB	Output is correct
20	Correct	9 ms	4240 KB	Output is correct
21	Correct	56 ms	4240 KB	Output is correct
22	Correct	46 ms	4240 KB	Output is correct
23	Correct	49 ms	4240 KB	Output is correct
24	Correct	59 ms	4240 KB	Output is correct
25	Correct	46 ms	4240 KB	Output is correct
26	Correct	56 ms	4240 KB	Output is correct
27	Correct	53 ms	4240 KB	Output is correct
28	Correct	49 ms	4240 KB	Output is correct
29	Correct	53 ms	4240 KB	Output is correct
30	Correct	39 ms	4240 KB	Output is correct
31	Correct	0 ms	4240 KB	Output is correct
32	Correct	0 ms	4240 KB	Output is correct

Subtask #2

70.0 / 70.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	4240 KB	Output is correct
2	Correct	0 ms	4240 KB	Output is correct
3	Correct	0 ms	4240 KB	Output is correct
4	Correct	0 ms	4240 KB	Output is correct
5	Correct	0 ms	4240 KB	Output is correct
6	Correct	0 ms	4240 KB	Output is correct
7	Correct	0 ms	4240 KB	Output is correct
8	Correct	0 ms	4240 KB	Output is correct
9	Correct	0 ms	4240 KB	Output is correct
10	Correct	0 ms	4240 KB	Output is correct
11	Correct	0 ms	4240 KB	Output is correct
12	Correct	0 ms	4240 KB	Output is correct
13	Correct	0 ms	4240 KB	Output is correct
14	Correct	0 ms	4240 KB	Output is correct
15	Correct	0 ms	4240 KB	Output is correct
16	Correct	9 ms	4240 KB	Output is correct
17	Correct	13 ms	4240 KB	Output is correct
18	Correct	13 ms	4240 KB	Output is correct
19	Correct	16 ms	4240 KB	Output is correct
20	Correct	6 ms	4240 KB	Output is correct
21	Correct	73 ms	4240 KB	Output is correct
22	Correct	73 ms	4240 KB	Output is correct
23	Correct	73 ms	4240 KB	Output is correct
24	Correct	63 ms	4240 KB	Output is correct
25	Correct	66 ms	4240 KB	Output is correct
26	Correct	69 ms	4240 KB	Output is correct
27	Correct	69 ms	4240 KB	Output is correct
28	Correct	69 ms	4240 KB	Output is correct
29	Correct	73 ms	4240 KB	Output is correct
30	Correct	39 ms	4240 KB	Output is correct
31	Correct	0 ms	4240 KB	Output is correct
32	Correct	0 ms	4240 KB	Output is correct