답안 #238092

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
238092	2020-06-09T22:11:50 Z	DS007	Gap (APIO16_gap)	C++14	100 / 100	90 ms	5984 KB

gap

#include <bits/stdc++.h>
using namespace std;
#include "gap.h"
 
long long solve1(int n) {
    set<long long> s;
    long long l = 0, h = 1e18;
    while (s.size() != n) {
        long long mn = -1, mx = -1;
        MinMax(l, h, &mn, &mx);
        l = mn + 1, h = mx - 1;
        s.insert(mn);
        s.insert(mx);
    }
 
    long long last = 1e18, ans = 0;
    for (auto i : s) {
        ans = max(ans, i - last);
        last = i;
    }
 
    return ans;
}
 
long long solve2(int n) {
    long long mn = -1, mx = -1, l = 0, h = 1e18, tm1 = -1, tm2 = -1;
    MinMax(l, h, &mn, &mx);
 
    if (n == 2)
        return mx - mn;
 
    long long m = (mx - mn) / (n - 1), last = mn, ans = m;
    for (long long i = mn; i < mx; i += m + 1) {
        MinMax(i, i + m, &tm1, &tm2);
        ans = max(ans, tm1 - last);
        last = max(last, tm2);
    }
 
    return ans;
}
 
long long findGap(int t, int n) {
    if (t == 1)
        return solve1(n);
    else
        return solve2(n);
}

Compilation message

gap.cpp: In function 'long long int solve1(int)':
gap.cpp:8:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     while (s.size() != n) {
            ~~~~~~~~~^~~~

Subtask #1

30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 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	6 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	5 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	6 ms	384 KB	Output is correct
12	Correct	6 ms	512 KB	Output is correct
13	Correct	6 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	21 ms	1744 KB	Output is correct
17	Correct	24 ms	1664 KB	Output is correct
18	Correct	22 ms	1664 KB	Output is correct
19	Correct	22 ms	1656 KB	Output is correct
20	Correct	17 ms	1664 KB	Output is correct
21	Correct	76 ms	5776 KB	Output is correct
22	Correct	84 ms	5840 KB	Output is correct
23	Correct	81 ms	5876 KB	Output is correct
24	Correct	79 ms	5836 KB	Output is correct
25	Correct	73 ms	5780 KB	Output is correct
26	Correct	87 ms	5948 KB	Output is correct
27	Correct	83 ms	5928 KB	Output is correct
28	Correct	90 ms	5880 KB	Output is correct
29	Correct	87 ms	5884 KB	Output is correct
30	Correct	65 ms	5984 KB	Output is correct
31	Correct	5 ms	384 KB	Output is correct
32	Correct	5 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	4 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	4 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	6 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	19 ms	512 KB	Output is correct
17	Correct	20 ms	588 KB	Output is correct
18	Correct	20 ms	512 KB	Output is correct
19	Correct	21 ms	512 KB	Output is correct
20	Correct	12 ms	512 KB	Output is correct
21	Correct	69 ms	1076 KB	Output is correct
22	Correct	68 ms	1144 KB	Output is correct
23	Correct	70 ms	1144 KB	Output is correct
24	Correct	69 ms	1144 KB	Output is correct
25	Correct	61 ms	1144 KB	Output is correct
26	Correct	71 ms	1144 KB	Output is correct
27	Correct	70 ms	1144 KB	Output is correct
28	Correct	71 ms	1128 KB	Output is correct
29	Correct	68 ms	1104 KB	Output is correct
30	Correct	37 ms	1152 KB	Output is correct
31	Correct	5 ms	384 KB	Output is correct
32	Correct	5 ms	512 KB	Output is correct