# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
561026 | 2022-05-12T07:48:56 Z | neki | Ancient Books (IOI17_books) | C++14 | 208 ms | 48660 KB |
#include <bits/stdc++.h> #define ll long long #define vc vector #define all(a) a.begin(), a.end() #define fi first #define se second using namespace std; ll minimum_walk(vc<int> p, int s){ ll n=p.size(); ll ans=0; vc<ll> doseg(n);iota(all(doseg), 0); vc<ll> vis(n, 0); for(ll i=0;i<n;++i) if(!vis[i]){ vc<ll> cyc; for(ll cur=i;1;){ vis[cur]=1; cyc.push_back(cur); ll nex=p[cur]; ans+=abs(nex-cur); if(nex==i)break; cur=nex; } ll zac=(*min_element(all(cyc))), konc=(*max_element(all(cyc))); doseg[konc]=min(doseg[konc], zac); } vc<pair<ll, ll>> ints; for(ll i=0;i<n;++i){ while(ints.size() and doseg[i]<=ints.back().second) ints.pop_back(); if(ints.size()==0) ints.emplace_back((ll)0, i); else ints.emplace_back(ints.back().second+1, i); } ll st;for(ll i=0;i<ints.size();++i) if(ints[i].fi<=s and s<=ints[i].se) st=i; ll fl=st;for(ll i=st-1;i>=0;--i) if(ints[i].fi!=ints[i].se) fl=i; ll fr=st;for(ll i=st+1;i<ints.size();++i) if(ints[i].fi!=ints[i].se) fr=i; ans+=2 * (fr-fl); return ans; }
Compilation message
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 212 KB | Output is correct |
2 | Correct | 1 ms | 300 KB | Output is correct |
3 | Correct | 1 ms | 296 KB | Output is correct |
4 | Correct | 1 ms | 304 KB | Output is correct |
5 | Correct | 1 ms | 212 KB | Output is correct |
6 | Correct | 1 ms | 212 KB | Output is correct |
7 | Correct | 1 ms | 212 KB | Output is correct |
8 | Correct | 1 ms | 212 KB | Output is correct |
9 | Correct | 1 ms | 212 KB | Output is correct |
10 | Correct | 1 ms | 212 KB | Output is correct |
11 | Correct | 0 ms | 212 KB | Output is correct |
12 | Correct | 1 ms | 300 KB | Output is correct |
13 | Correct | 1 ms | 212 KB | Output is correct |
14 | Correct | 1 ms | 212 KB | Output is correct |
15 | Correct | 1 ms | 212 KB | Output is correct |
16 | Correct | 1 ms | 212 KB | Output is correct |
17 | Correct | 1 ms | 300 KB | Output is correct |
18 | Correct | 1 ms | 212 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 212 KB | Output is correct |
2 | Correct | 1 ms | 300 KB | Output is correct |
3 | Correct | 1 ms | 296 KB | Output is correct |
4 | Correct | 1 ms | 304 KB | Output is correct |
5 | Correct | 1 ms | 212 KB | Output is correct |
6 | Correct | 1 ms | 212 KB | Output is correct |
7 | Correct | 1 ms | 212 KB | Output is correct |
8 | Correct | 1 ms | 212 KB | Output is correct |
9 | Correct | 1 ms | 212 KB | Output is correct |
10 | Correct | 1 ms | 212 KB | Output is correct |
11 | Correct | 0 ms | 212 KB | Output is correct |
12 | Correct | 1 ms | 300 KB | Output is correct |
13 | Correct | 1 ms | 212 KB | Output is correct |
14 | Correct | 1 ms | 212 KB | Output is correct |
15 | Correct | 1 ms | 212 KB | Output is correct |
16 | Correct | 1 ms | 212 KB | Output is correct |
17 | Correct | 1 ms | 300 KB | Output is correct |
18 | Correct | 1 ms | 212 KB | Output is correct |
19 | Correct | 1 ms | 340 KB | Output is correct |
20 | Correct | 1 ms | 340 KB | Output is correct |
21 | Correct | 1 ms | 296 KB | Output is correct |
22 | Correct | 1 ms | 340 KB | Output is correct |
23 | Correct | 1 ms | 296 KB | Output is correct |
24 | Correct | 1 ms | 340 KB | Output is correct |
25 | Correct | 1 ms | 340 KB | Output is correct |
26 | Correct | 1 ms | 212 KB | Output is correct |
27 | Correct | 1 ms | 212 KB | Output is correct |
28 | Correct | 1 ms | 212 KB | Output is correct |
29 | Correct | 1 ms | 212 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 212 KB | Output is correct |
2 | Correct | 1 ms | 300 KB | Output is correct |
3 | Correct | 1 ms | 296 KB | Output is correct |
4 | Correct | 1 ms | 304 KB | Output is correct |
5 | Correct | 1 ms | 212 KB | Output is correct |
6 | Correct | 1 ms | 212 KB | Output is correct |
7 | Correct | 1 ms | 212 KB | Output is correct |
8 | Correct | 1 ms | 212 KB | Output is correct |
9 | Correct | 1 ms | 212 KB | Output is correct |
10 | Correct | 1 ms | 212 KB | Output is correct |
11 | Correct | 0 ms | 212 KB | Output is correct |
12 | Correct | 1 ms | 300 KB | Output is correct |
13 | Correct | 1 ms | 212 KB | Output is correct |
14 | Correct | 1 ms | 212 KB | Output is correct |
15 | Correct | 1 ms | 212 KB | Output is correct |
16 | Correct | 1 ms | 212 KB | Output is correct |
17 | Correct | 1 ms | 300 KB | Output is correct |
18 | Correct | 1 ms | 212 KB | Output is correct |
19 | Correct | 1 ms | 340 KB | Output is correct |
20 | Correct | 1 ms | 340 KB | Output is correct |
21 | Correct | 1 ms | 296 KB | Output is correct |
22 | Correct | 1 ms | 340 KB | Output is correct |
23 | Correct | 1 ms | 296 KB | Output is correct |
24 | Correct | 1 ms | 340 KB | Output is correct |
25 | Correct | 1 ms | 340 KB | Output is correct |
26 | Correct | 1 ms | 212 KB | Output is correct |
27 | Correct | 1 ms | 212 KB | Output is correct |
28 | Correct | 1 ms | 212 KB | Output is correct |
29 | Correct | 1 ms | 212 KB | Output is correct |
30 | Correct | 208 ms | 48660 KB | Output is correct |
31 | Correct | 187 ms | 46956 KB | Output is correct |
32 | Correct | 138 ms | 47040 KB | Output is correct |
33 | Correct | 160 ms | 47048 KB | Output is correct |
34 | Correct | 145 ms | 47052 KB | Output is correct |
35 | Correct | 159 ms | 38856 KB | Output is correct |
36 | Correct | 148 ms | 34644 KB | Output is correct |
37 | Correct | 136 ms | 30696 KB | Output is correct |
38 | Correct | 117 ms | 30728 KB | Output is correct |
39 | Correct | 138 ms | 30824 KB | Output is correct |
40 | Correct | 123 ms | 31980 KB | Output is correct |
41 | Correct | 135 ms | 42784 KB | Output is correct |
42 | Correct | 145 ms | 36680 KB | Output is correct |
43 | Correct | 152 ms | 30684 KB | Output is correct |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Incorrect | 1 ms | 340 KB | 3rd lines differ - on the 1st token, expected: '3304', found: '2744' |
2 | Halted | 0 ms | 0 KB | - |
# | Verdict | Execution time | Memory | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 212 KB | Output is correct |
2 | Correct | 1 ms | 300 KB | Output is correct |
3 | Correct | 1 ms | 296 KB | Output is correct |
4 | Correct | 1 ms | 304 KB | Output is correct |
5 | Correct | 1 ms | 212 KB | Output is correct |
6 | Correct | 1 ms | 212 KB | Output is correct |
7 | Correct | 1 ms | 212 KB | Output is correct |
8 | Correct | 1 ms | 212 KB | Output is correct |
9 | Correct | 1 ms | 212 KB | Output is correct |
10 | Correct | 1 ms | 212 KB | Output is correct |
11 | Correct | 0 ms | 212 KB | Output is correct |
12 | Correct | 1 ms | 300 KB | Output is correct |
13 | Correct | 1 ms | 212 KB | Output is correct |
14 | Correct | 1 ms | 212 KB | Output is correct |
15 | Correct | 1 ms | 212 KB | Output is correct |
16 | Correct | 1 ms | 212 KB | Output is correct |
17 | Correct | 1 ms | 300 KB | Output is correct |
18 | Correct | 1 ms | 212 KB | Output is correct |
19 | Correct | 1 ms | 340 KB | Output is correct |
20 | Correct | 1 ms | 340 KB | Output is correct |
21 | Correct | 1 ms | 296 KB | Output is correct |
22 | Correct | 1 ms | 340 KB | Output is correct |
23 | Correct | 1 ms | 296 KB | Output is correct |
24 | Correct | 1 ms | 340 KB | Output is correct |
25 | Correct | 1 ms | 340 KB | Output is correct |
26 | Correct | 1 ms | 212 KB | Output is correct |
27 | Correct | 1 ms | 212 KB | Output is correct |
28 | Correct | 1 ms | 212 KB | Output is correct |
29 | Correct | 1 ms | 212 KB | Output is correct |
30 | Correct | 208 ms | 48660 KB | Output is correct |
31 | Correct | 187 ms | 46956 KB | Output is correct |
32 | Correct | 138 ms | 47040 KB | Output is correct |
33 | Correct | 160 ms | 47048 KB | Output is correct |
34 | Correct | 145 ms | 47052 KB | Output is correct |
35 | Correct | 159 ms | 38856 KB | Output is correct |
36 | Correct | 148 ms | 34644 KB | Output is correct |
37 | Correct | 136 ms | 30696 KB | Output is correct |
38 | Correct | 117 ms | 30728 KB | Output is correct |
39 | Correct | 138 ms | 30824 KB | Output is correct |
40 | Correct | 123 ms | 31980 KB | Output is correct |
41 | Correct | 135 ms | 42784 KB | Output is correct |
42 | Correct | 145 ms | 36680 KB | Output is correct |
43 | Correct | 152 ms | 30684 KB | Output is correct |
44 | Incorrect | 1 ms | 340 KB | 3rd lines differ - on the 1st token, expected: '3304', found: '2744' |
45 | Halted | 0 ms | 0 KB | - |