Submission #1083363

# Submission time Handle Problem Language Result Execution time Memory
1083363 2024-09-03T03:19:50 Z Seungni Gap (APIO16_gap) C++17
100 / 100
46 ms 1880 KB
#include <bits/stdc++.h>
#include "gap.h"

using namespace std;
using ll = long long;
using pii = pair<int, int>;

ll ans[100005];

long long findGap(int T, int N) {
    if (T == 1) {
        ll l = 0, r = 2e18;
        int lidx = 0, ridx = N - 1;
        
        ll mn, mx;
        for (int i = 0; i < (N + 1) / 2; i++) {
            MinMax(l, r, &mn, &mx);
            ans[lidx++] = mn, ans[ridx--] = mx;
            l = mn + 1, r = mx - 1;
        }
        
        ll ret = 0;
        for (int i = 1; i < N; i++) ret = max(ret, ans[i] - ans[i - 1]);
        
        return ret;
    }
    
    if (T == 2) {
        ll l = 0, r = 1e18 + 500;
        
        ll mn, mx;
        MinMax(l, r, &mn, &mx);
        
        l = mn, r = mx;
        
        ll len = (r - 1) - (l + 1) + 1;
        
        if (N == 2) return r - l;
        
        ll b = len / N;
        if (len % N) b++;
        
        ll ret = 0;
        
        ll p = l;
        l++;
        
        while (l < r) {
            MinMax(l, l + b, &mn, &mx);
            
            l += b + 1;
            if (mn == -1 && mx == -1) continue;
            
            ret = max(ret, mn - p);
            ret = max(ret, mx - mn);
            p = mx;
        }
        
        return ret;
    }
}

Compilation message

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:61:1: warning: control reaches end of non-void function [-Wreturn-type]
   61 | }
      | ^
# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 6 ms 600 KB Output is correct
17 Correct 6 ms 600 KB Output is correct
18 Correct 7 ms 852 KB Output is correct
19 Correct 7 ms 600 KB Output is correct
20 Correct 8 ms 600 KB Output is correct
21 Correct 26 ms 1880 KB Output is correct
22 Correct 28 ms 1880 KB Output is correct
23 Correct 26 ms 1880 KB Output is correct
24 Correct 31 ms 1872 KB Output is correct
25 Correct 23 ms 1880 KB Output is correct
26 Correct 38 ms 1872 KB Output is correct
27 Correct 37 ms 1872 KB Output is correct
28 Correct 38 ms 1872 KB Output is correct
29 Correct 26 ms 1832 KB Output is correct
30 Correct 21 ms 1800 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 596 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 8 ms 596 KB Output is correct
17 Correct 9 ms 600 KB Output is correct
18 Correct 11 ms 600 KB Output is correct
19 Correct 8 ms 600 KB Output is correct
20 Correct 5 ms 652 KB Output is correct
21 Correct 34 ms 1036 KB Output is correct
22 Correct 42 ms 1112 KB Output is correct
23 Correct 46 ms 1112 KB Output is correct
24 Correct 35 ms 1112 KB Output is correct
25 Correct 32 ms 1112 KB Output is correct
26 Correct 39 ms 1112 KB Output is correct
27 Correct 36 ms 1112 KB Output is correct
28 Correct 40 ms 1112 KB Output is correct
29 Correct 35 ms 1112 KB Output is correct
30 Correct 27 ms 1112 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 344 KB Output is correct