답안 #42759 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
42759	2018-03-03T20:25:28 Z	yusufake	고대 책들 (IOI17_books)	C++	100 / 100	269 ms	169312 KB

books

#include<bits/stdc++.h>
 
using namespace std;
 
#define _   int v, int tl, int tr, int l, int r
#define tm  (tl+tr >> 1)
#define sol v+v,tl,tm,l,r
#define sag v+v+1,tm+1,tr,l,r
 
#define mp make_pair
#define pb push_back
#define st first
#define nd second
 
//typedef long long ll;
//typedef pair < ll , ll > pp;
 
const int mod = 1e9 + 7;
const int N   = 1e6 + 6;
 
int H[N],T[N],A[N],B[N],n,i,j,l,r,ll,rr,t1,t2,t,a,b,lll,rrr;
long long x;
 
void relax(int &l, int &r, int &a, int &b){
    for(;l > a || r < b;){
        if(l > a) { l--; a = min(a,A[l]); b = max(b,B[l]); }
        if(r < b) { r++; a = min(a,A[r]); b = max(b,B[r]); }
    }
}
 
long long minimum_walk(vector < int > p, int s){
    x = 0;
    n = p.size();
	for(i=0;i<n;i++){
		x += abs(p[i] - i);
		if(H[i]) continue;
		r = i;
		for(j=i; !H[j] ; j = p[j]){
			H[j] = 1;
			r = max(r , j);
		}
        for(j=i; !T[j] ; j = p[j]){
		    T[j] = 1; A[j] = i; B[j] = r;
        }
    }
    
    for(i=0;i<n && p[i] == i; i++);
    for(j=n-1;j>=0 && p[j] == j; j--);
    
    l = r = s; a = A[s]; b = B[s];
    relax(l,r,a,b);
    for(; l > i || r < j ;){
        t1 = 0;
        ll = lll = l; rr = rrr = r;
        if(l > i){
            for(a=l, b=r ; rr == r && ll > i ; )
            { ll--; t1++; a = min(A[ll],a); b = max(B[ll],b); relax(ll,rr,a,b); }    
            if(r >= j) { t += t1; break; }
        }
        
        t2 = 0;
        if(r < j){
            for(a = l, b = r ; lll == l && rrr < j ; )
            { rrr++; t2++; a = min(A[rrr],a); b = max(B[rrr],b); relax(lll,rrr,a,b); }    
            if(l <= i) { t += t2; break; }
        }
        if(rr == r) { if(lll != l) assert(0);  t += t1+t2; break; }
        t += min(t1,t2);
        l = ll; r = rr;
        if(lll != ll || rrr != rr) assert(0);
    }
    
    return x + t+t;
}
/*
int main(){
    cout << minimum_walk({1,0,2,3} , 2);
} */

Subtask #1
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	376 KB	Output is correct
2	Correct	1 ms	376 KB	Output is correct
3	Correct	1 ms	424 KB	Output is correct
4	Correct	1 ms	624 KB	Output is correct
5	Correct	1 ms	624 KB	Output is correct
6	Correct	1 ms	668 KB	Output is correct
7	Correct	2 ms	668 KB	Output is correct
8	Correct	1 ms	668 KB	Output is correct
9	Correct	1 ms	668 KB	Output is correct
10	Correct	1 ms	668 KB	Output is correct
11	Correct	1 ms	668 KB	Output is correct
12	Correct	1 ms	732 KB	Output is correct
13	Correct	1 ms	732 KB	Output is correct
14	Correct	1 ms	732 KB	Output is correct
15	Correct	1 ms	732 KB	Output is correct
16	Correct	1 ms	732 KB	Output is correct
17	Correct	1 ms	732 KB	Output is correct
18	Correct	1 ms	732 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	376 KB	Output is correct
2	Correct	1 ms	376 KB	Output is correct
3	Correct	1 ms	424 KB	Output is correct
4	Correct	1 ms	624 KB	Output is correct
5	Correct	1 ms	624 KB	Output is correct
6	Correct	1 ms	668 KB	Output is correct
7	Correct	2 ms	668 KB	Output is correct
8	Correct	1 ms	668 KB	Output is correct
9	Correct	1 ms	668 KB	Output is correct
10	Correct	1 ms	668 KB	Output is correct
11	Correct	1 ms	668 KB	Output is correct
12	Correct	1 ms	732 KB	Output is correct
13	Correct	1 ms	732 KB	Output is correct
14	Correct	1 ms	732 KB	Output is correct
15	Correct	1 ms	732 KB	Output is correct
16	Correct	1 ms	732 KB	Output is correct
17	Correct	1 ms	732 KB	Output is correct
18	Correct	1 ms	732 KB	Output is correct
19	Correct	1 ms	732 KB	Output is correct
20	Correct	1 ms	732 KB	Output is correct
21	Correct	1 ms	732 KB	Output is correct
22	Correct	1 ms	732 KB	Output is correct
23	Correct	1 ms	732 KB	Output is correct
24	Correct	1 ms	732 KB	Output is correct
25	Correct	1 ms	732 KB	Output is correct
26	Correct	1 ms	732 KB	Output is correct
27	Correct	1 ms	732 KB	Output is correct
28	Correct	1 ms	732 KB	Output is correct
29	Correct	1 ms	732 KB	Output is correct

Subtask #3
28.0 / 28.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	376 KB	Output is correct
2	Correct	1 ms	376 KB	Output is correct
3	Correct	1 ms	424 KB	Output is correct
4	Correct	1 ms	624 KB	Output is correct
5	Correct	1 ms	624 KB	Output is correct
6	Correct	1 ms	668 KB	Output is correct
7	Correct	2 ms	668 KB	Output is correct
8	Correct	1 ms	668 KB	Output is correct
9	Correct	1 ms	668 KB	Output is correct
10	Correct	1 ms	668 KB	Output is correct
11	Correct	1 ms	668 KB	Output is correct
12	Correct	1 ms	732 KB	Output is correct
13	Correct	1 ms	732 KB	Output is correct
14	Correct	1 ms	732 KB	Output is correct
15	Correct	1 ms	732 KB	Output is correct
16	Correct	1 ms	732 KB	Output is correct
17	Correct	1 ms	732 KB	Output is correct
18	Correct	1 ms	732 KB	Output is correct
19	Correct	1 ms	732 KB	Output is correct
20	Correct	1 ms	732 KB	Output is correct
21	Correct	1 ms	732 KB	Output is correct
22	Correct	1 ms	732 KB	Output is correct
23	Correct	1 ms	732 KB	Output is correct
24	Correct	1 ms	732 KB	Output is correct
25	Correct	1 ms	732 KB	Output is correct
26	Correct	1 ms	732 KB	Output is correct
27	Correct	1 ms	732 KB	Output is correct
28	Correct	1 ms	732 KB	Output is correct
29	Correct	1 ms	732 KB	Output is correct
30	Correct	269 ms	24044 KB	Output is correct
31	Correct	264 ms	24044 KB	Output is correct
32	Correct	143 ms	24044 KB	Output is correct
33	Correct	156 ms	24044 KB	Output is correct
34	Correct	159 ms	24044 KB	Output is correct
35	Correct	160 ms	24044 KB	Output is correct
36	Correct	157 ms	24044 KB	Output is correct
37	Correct	155 ms	24044 KB	Output is correct
38	Correct	162 ms	24044 KB	Output is correct
39	Correct	162 ms	24044 KB	Output is correct
40	Correct	184 ms	24172 KB	Output is correct
41	Correct	243 ms	24172 KB	Output is correct
42	Correct	211 ms	24172 KB	Output is correct
43	Correct	166 ms	24172 KB	Output is correct

Subtask #4
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	24172 KB	Output is correct
2	Correct	2 ms	24172 KB	Output is correct
3	Correct	1 ms	24172 KB	Output is correct
4	Correct	1 ms	24172 KB	Output is correct
5	Correct	2 ms	24172 KB	Output is correct
6	Correct	1 ms	24172 KB	Output is correct
7	Correct	1 ms	24172 KB	Output is correct
8	Correct	2 ms	24172 KB	Output is correct
9	Correct	1 ms	24172 KB	Output is correct
10	Correct	1 ms	24172 KB	Output is correct
11	Correct	1 ms	24172 KB	Output is correct
12	Correct	1 ms	24172 KB	Output is correct
13	Correct	1 ms	24172 KB	Output is correct
14	Correct	1 ms	24172 KB	Output is correct
15	Correct	1 ms	24172 KB	Output is correct
16	Correct	1 ms	24172 KB	Output is correct
17	Correct	1 ms	24172 KB	Output is correct
18	Correct	2 ms	24172 KB	Output is correct
19	Correct	1 ms	24172 KB	Output is correct
20	Correct	2 ms	24172 KB	Output is correct

Subtask #5
30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	376 KB	Output is correct
2	Correct	1 ms	376 KB	Output is correct
3	Correct	1 ms	424 KB	Output is correct
4	Correct	1 ms	624 KB	Output is correct
5	Correct	1 ms	624 KB	Output is correct
6	Correct	1 ms	668 KB	Output is correct
7	Correct	2 ms	668 KB	Output is correct
8	Correct	1 ms	668 KB	Output is correct
9	Correct	1 ms	668 KB	Output is correct
10	Correct	1 ms	668 KB	Output is correct
11	Correct	1 ms	668 KB	Output is correct
12	Correct	1 ms	732 KB	Output is correct
13	Correct	1 ms	732 KB	Output is correct
14	Correct	1 ms	732 KB	Output is correct
15	Correct	1 ms	732 KB	Output is correct
16	Correct	1 ms	732 KB	Output is correct
17	Correct	1 ms	732 KB	Output is correct
18	Correct	1 ms	732 KB	Output is correct
19	Correct	1 ms	732 KB	Output is correct
20	Correct	1 ms	732 KB	Output is correct
21	Correct	1 ms	732 KB	Output is correct
22	Correct	1 ms	732 KB	Output is correct
23	Correct	1 ms	732 KB	Output is correct
24	Correct	1 ms	732 KB	Output is correct
25	Correct	1 ms	732 KB	Output is correct
26	Correct	1 ms	732 KB	Output is correct
27	Correct	1 ms	732 KB	Output is correct
28	Correct	1 ms	732 KB	Output is correct
29	Correct	1 ms	732 KB	Output is correct
30	Correct	269 ms	24044 KB	Output is correct
31	Correct	264 ms	24044 KB	Output is correct
32	Correct	143 ms	24044 KB	Output is correct
33	Correct	156 ms	24044 KB	Output is correct
34	Correct	159 ms	24044 KB	Output is correct
35	Correct	160 ms	24044 KB	Output is correct
36	Correct	157 ms	24044 KB	Output is correct
37	Correct	155 ms	24044 KB	Output is correct
38	Correct	162 ms	24044 KB	Output is correct
39	Correct	162 ms	24044 KB	Output is correct
40	Correct	184 ms	24172 KB	Output is correct
41	Correct	243 ms	24172 KB	Output is correct
42	Correct	211 ms	24172 KB	Output is correct
43	Correct	166 ms	24172 KB	Output is correct
44	Correct	1 ms	24172 KB	Output is correct
45	Correct	2 ms	24172 KB	Output is correct
46	Correct	1 ms	24172 KB	Output is correct
47	Correct	1 ms	24172 KB	Output is correct
48	Correct	2 ms	24172 KB	Output is correct
49	Correct	1 ms	24172 KB	Output is correct
50	Correct	1 ms	24172 KB	Output is correct
51	Correct	2 ms	24172 KB	Output is correct
52	Correct	1 ms	24172 KB	Output is correct
53	Correct	1 ms	24172 KB	Output is correct
54	Correct	1 ms	24172 KB	Output is correct
55	Correct	1 ms	24172 KB	Output is correct
56	Correct	1 ms	24172 KB	Output is correct
57	Correct	1 ms	24172 KB	Output is correct
58	Correct	1 ms	24172 KB	Output is correct
59	Correct	1 ms	24172 KB	Output is correct
60	Correct	1 ms	24172 KB	Output is correct
61	Correct	2 ms	24172 KB	Output is correct
62	Correct	1 ms	24172 KB	Output is correct
63	Correct	2 ms	24172 KB	Output is correct
64	Correct	180 ms	24172 KB	Output is correct
65	Correct	191 ms	24172 KB	Output is correct
66	Correct	166 ms	30840 KB	Output is correct
67	Correct	209 ms	37652 KB	Output is correct
68	Correct	17 ms	37652 KB	Output is correct
69	Correct	17 ms	37652 KB	Output is correct
70	Correct	16 ms	37652 KB	Output is correct
71	Correct	16 ms	37652 KB	Output is correct
72	Correct	16 ms	37652 KB	Output is correct
73	Correct	28 ms	37652 KB	Output is correct
74	Correct	158 ms	47932 KB	Output is correct
75	Correct	194 ms	54664 KB	Output is correct
76	Correct	162 ms	61404 KB	Output is correct
77	Correct	178 ms	68092 KB	Output is correct
78	Correct	161 ms	74892 KB	Output is correct
79	Correct	161 ms	81636 KB	Output is correct
80	Correct	148 ms	88436 KB	Output is correct
81	Correct	152 ms	95128 KB	Output is correct
82	Correct	152 ms	101868 KB	Output is correct
83	Correct	163 ms	108596 KB	Output is correct
84	Correct	170 ms	115268 KB	Output is correct
85	Correct	173 ms	122112 KB	Output is correct
86	Correct	161 ms	128800 KB	Output is correct
87	Correct	182 ms	135544 KB	Output is correct
88	Correct	169 ms	142336 KB	Output is correct
89	Correct	164 ms	149080 KB	Output is correct
90	Correct	162 ms	155812 KB	Output is correct
91	Correct	169 ms	162480 KB	Output is correct
92	Correct	224 ms	169312 KB	Output is correct

답안 #42759

Compilation message

Subtask #1 12.0 / 12.0

Subtask #2 10.0 / 10.0

Subtask #3 28.0 / 28.0

Subtask #4 20.0 / 20.0

Subtask #5 30.0 / 30.0

Subtask #1
12.0 / 12.0

Subtask #2
10.0 / 10.0

Subtask #3
28.0 / 28.0

Subtask #4
20.0 / 20.0

Subtask #5
30.0 / 30.0