답안 #228558

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
228558	2020-05-01T13:12:52 Z	Nightlight	Gap (APIO16_gap)	C++14	100 / 100	74 ms	1272 KB

gap

#include "gap.h"
#include <bits/stdc++.h>
using namespace std;

const long long maxa = 1e18;

long long diff, mn, mx, T, N;
long long mntp, mxtp, ans = 0, last;
  
void solve1() {
  MinMax(1, maxa, &mn, &mx);
  for(int i = 3; i <= N; i += 2) {
    MinMax(mn + 1, mx - 1, &mntp, &mxtp);
    ans = max(ans, mntp - mn);
    ans = max(ans, mx - mxtp);
    mn = mntp, mx = mxtp;
  }
  ans = max(ans, mx - mn);
}

void solve2() {
  MinMax(1, maxa, &mn, &mx);
  if(N == 2) {
    ans = mx - mn;
    return;
  }
  long long seg = (mx - mn - 1) / (N - 2);
  last = mn;
  for(long long i = mn + 1; i < mx; i += seg + 1) {
    MinMax(i, min(i + seg, mx - 1), &mntp, &mxtp);
    if(mntp != -1) {
      ans = max(ans, mntp - last);
      last = mxtp;
    }
  }
  ans = max(ans, mx - last);
}

long long findGap(int a0, int b1) {
  T = a0, N = b1;
  if(T == 1) {
    solve1();
  }else solve2();
  return ans;
}

Subtask #1

30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	256 KB	Output is correct
2	Correct	4 ms	384 KB	Output is correct
3	Correct	5 ms	384 KB	Output is correct
4	Correct	4 ms	384 KB	Output is correct
5	Correct	5 ms	384 KB	Output is correct
6	Correct	5 ms	384 KB	Output is correct
7	Correct	4 ms	384 KB	Output is correct
8	Correct	4 ms	384 KB	Output is correct
9	Correct	4 ms	384 KB	Output is correct
10	Correct	4 ms	384 KB	Output is correct
11	Correct	5 ms	384 KB	Output is correct
12	Correct	5 ms	384 KB	Output is correct
13	Correct	5 ms	384 KB	Output is correct
14	Correct	5 ms	384 KB	Output is correct
15	Correct	5 ms	384 KB	Output is correct
16	Correct	16 ms	512 KB	Output is correct
17	Correct	16 ms	512 KB	Output is correct
18	Correct	16 ms	512 KB	Output is correct
19	Correct	16 ms	512 KB	Output is correct
20	Correct	12 ms	512 KB	Output is correct
21	Correct	53 ms	1148 KB	Output is correct
22	Correct	53 ms	1144 KB	Output is correct
23	Correct	52 ms	1144 KB	Output is correct
24	Correct	64 ms	1120 KB	Output is correct
25	Correct	46 ms	1144 KB	Output is correct
26	Correct	55 ms	1272 KB	Output is correct
27	Correct	55 ms	1136 KB	Output is correct
28	Correct	52 ms	1052 KB	Output is correct
29	Correct	52 ms	1168 KB	Output is correct
30	Correct	39 ms	1272 KB	Output is correct
31	Correct	5 ms	384 KB	Output is correct
32	Correct	4 ms	384 KB	Output is correct

Subtask #2

70.0 / 70.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	384 KB	Output is correct
2	Correct	5 ms	384 KB	Output is correct
3	Correct	5 ms	384 KB	Output is correct
4	Correct	5 ms	384 KB	Output is correct
5	Correct	4 ms	384 KB	Output is correct
6	Correct	5 ms	384 KB	Output is correct
7	Correct	5 ms	384 KB	Output is correct
8	Correct	4 ms	384 KB	Output is correct
9	Correct	5 ms	384 KB	Output is correct
10	Correct	5 ms	384 KB	Output is correct
11	Correct	5 ms	384 KB	Output is correct
12	Correct	5 ms	384 KB	Output is correct
13	Correct	5 ms	384 KB	Output is correct
14	Correct	5 ms	384 KB	Output is correct
15	Correct	5 ms	384 KB	Output is correct
16	Correct	20 ms	512 KB	Output is correct
17	Correct	20 ms	512 KB	Output is correct
18	Correct	20 ms	512 KB	Output is correct
19	Correct	20 ms	512 KB	Output is correct
20	Correct	12 ms	512 KB	Output is correct
21	Correct	74 ms	1108 KB	Output is correct
22	Correct	69 ms	1144 KB	Output is correct
23	Correct	71 ms	1188 KB	Output is correct
24	Correct	69 ms	1144 KB	Output is correct
25	Correct	63 ms	1144 KB	Output is correct
26	Correct	70 ms	1144 KB	Output is correct
27	Correct	70 ms	1072 KB	Output is correct
28	Correct	70 ms	1144 KB	Output is correct
29	Correct	70 ms	1272 KB	Output is correct
30	Correct	44 ms	1144 KB	Output is correct
31	Correct	5 ms	288 KB	Output is correct
32	Correct	5 ms	384 KB	Output is correct