Submission #992088

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
992088	2024-06-03T21:17:33 Z	MladenP	Gap (APIO16_gap)	C++17	83.5083 / 100	40 ms	2864 KB

gap

#include "gap.h"
#include <algorithm>
#include <iostream> 

using namespace std;

const long long MIN = 0;
const long long MAX = 1'000'000'000'000'000'000;
long long findGap(int T, int N)
{
	if (T == 1) {
		long long mn, mx; 
		long long prev_mn, prev_mx;
		long long sol = 0;
		MinMax(MIN, MAX, &prev_mn, &prev_mx);
		for (int i = 3; i <= N; i+=2) {
			MinMax(prev_mn+1, prev_mx-1, &mn, &mx);
			sol = max(sol, prev_mx-mx);
			sol = max(sol, mn-prev_mn);
			prev_mn = mn;
			prev_mx = mx;
		}
		if (prev_mn != prev_mx) {
			sol = max(sol, prev_mx-prev_mn);
		}
		return sol;
	} else if (T == 2) {
		long long mn, mx;
		MinMax(MIN, MAX, &mn, &mx);
		long long diff = (mx-mn + N-2)/(N-1), sol = 0, prev_mx = MAX, st = mn;
		while (st <= mx) {
			long long en = min(MAX, st+diff-1), cur_mn, cur_mx;
			MinMax(st,  en, &cur_mn, &cur_mx);
			if (cur_mn != -1) {
				sol = max(sol, cur_mn - prev_mx);
				prev_mx = cur_mx;
			}
			st += diff;
		}
		return sol;
	}
}

Compilation message

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:42:1: warning: control reaches end of non-void function [-Wreturn-type]
   42 | }
      | ^

Subtask #1

30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	2392 KB	Output is correct
3	Correct	0 ms	2392 KB	Output is correct
4	Correct	0 ms	2392 KB	Output is correct
5	Correct	0 ms	2392 KB	Output is correct
6	Correct	0 ms	2392 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	0 ms	2392 KB	Output is correct
9	Correct	1 ms	2392 KB	Output is correct
10	Correct	0 ms	2392 KB	Output is correct
11	Correct	1 ms	2392 KB	Output is correct
12	Correct	1 ms	2392 KB	Output is correct
13	Correct	1 ms	2392 KB	Output is correct
14	Correct	1 ms	2392 KB	Output is correct
15	Correct	1 ms	2392 KB	Output is correct
16	Correct	6 ms	2544 KB	Output is correct
17	Correct	9 ms	2392 KB	Output is correct
18	Correct	7 ms	2536 KB	Output is correct
19	Correct	7 ms	2560 KB	Output is correct
20	Correct	5 ms	2472 KB	Output is correct
21	Correct	26 ms	2660 KB	Output is correct
22	Correct	25 ms	2864 KB	Output is correct
23	Correct	25 ms	2648 KB	Output is correct
24	Correct	25 ms	2648 KB	Output is correct
25	Correct	24 ms	2644 KB	Output is correct
26	Correct	25 ms	2648 KB	Output is correct
27	Correct	25 ms	2648 KB	Output is correct
28	Correct	25 ms	2648 KB	Output is correct
29	Correct	25 ms	2648 KB	Output is correct
30	Correct	23 ms	2648 KB	Output is correct
31	Correct	0 ms	2392 KB	Output is correct
32	Correct	0 ms	2392 KB	Output is correct

Subtask #2

53.5083487467 / 70.0

#	Verdict	Execution time	Memory	Grader output
1	Partially correct	0 ms	2392 KB	Partially correct
2	Correct	0 ms	2392 KB	Output is correct
3	Correct	1 ms	2392 KB	Output is correct
4	Correct	0 ms	2392 KB	Output is correct
5	Partially correct	0 ms	2392 KB	Partially correct
6	Correct	0 ms	2392 KB	Output is correct
7	Correct	0 ms	2392 KB	Output is correct
8	Correct	0 ms	2392 KB	Output is correct
9	Correct	0 ms	2392 KB	Output is correct
10	Correct	0 ms	2392 KB	Output is correct
11	Correct	1 ms	2392 KB	Output is correct
12	Correct	1 ms	2392 KB	Output is correct
13	Correct	1 ms	2512 KB	Output is correct
14	Correct	1 ms	2392 KB	Output is correct
15	Partially correct	1 ms	2392 KB	Partially correct
16	Correct	10 ms	2536 KB	Output is correct
17	Correct	9 ms	2392 KB	Output is correct
18	Correct	8 ms	2392 KB	Output is correct
19	Correct	11 ms	2644 KB	Output is correct
20	Correct	5 ms	2392 KB	Output is correct
21	Correct	36 ms	2720 KB	Output is correct
22	Correct	34 ms	2648 KB	Output is correct
23	Correct	35 ms	2648 KB	Output is correct
24	Correct	35 ms	2648 KB	Output is correct
25	Partially correct	40 ms	2644 KB	Partially correct
26	Correct	38 ms	2824 KB	Output is correct
27	Correct	36 ms	2772 KB	Output is correct
28	Correct	36 ms	2648 KB	Output is correct
29	Correct	36 ms	2648 KB	Output is correct
30	Correct	21 ms	2648 KB	Output is correct
31	Partially correct	1 ms	2392 KB	Partially correct
32	Partially correct	0 ms	2392 KB	Partially correct