Submission #992087

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
992087	2024-06-03T21:15:15 Z	MladenP	Gap (APIO16_gap)	C++17	30 / 100	46 ms	2840 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+1 + 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	1 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	1 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	9 ms	2392 KB	Output is correct
17	Correct	7 ms	2392 KB	Output is correct
18	Correct	6 ms	2524 KB	Output is correct
19	Correct	7 ms	2392 KB	Output is correct
20	Correct	6 ms	2392 KB	Output is correct
21	Correct	25 ms	2768 KB	Output is correct
22	Correct	26 ms	2644 KB	Output is correct
23	Correct	27 ms	2644 KB	Output is correct
24	Correct	25 ms	2648 KB	Output is correct
25	Correct	23 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	26 ms	2648 KB	Output is correct
30	Correct	20 ms	2648 KB	Output is correct
31	Correct	1 ms	2392 KB	Output is correct
32	Correct	0 ms	2392 KB	Output is correct

Subtask #2

0 / 70.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	0 ms	2392 KB	Output isn't 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	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	1 ms	2388 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	2 ms	2392 KB	Output is correct
16	Correct	9 ms	2392 KB	Output is correct
17	Correct	9 ms	2388 KB	Output is correct
18	Correct	8 ms	2392 KB	Output is correct
19	Correct	11 ms	2392 KB	Output is correct
20	Correct	5 ms	2392 KB	Output is correct
21	Correct	45 ms	2840 KB	Output is correct
22	Correct	46 ms	2788 KB	Output is correct
23	Correct	35 ms	2816 KB	Output is correct
24	Correct	38 ms	2644 KB	Output is correct
25	Correct	38 ms	2828 KB	Output is correct
26	Correct	35 ms	2792 KB	Output is correct
27	Correct	35 ms	2648 KB	Output is correct
28	Correct	35 ms	2812 KB	Output is correct
29	Correct	35 ms	2648 KB	Output is correct
30	Correct	21 ms	2648 KB	Output is correct
31	Correct	0 ms	2392 KB	Output is correct
32	Correct	0 ms	2392 KB	Output is correct