답안 #21791 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
21791	2017-04-25T05:45:05 Z	gs14004	Rope (JOI17_rope)	C++11	100 / 100	1396 ms	80508 KB

rope

#include <bits/stdc++.h>
typedef long long lint;
typedef long double llf;
using namespace std;
typedef pair<int, int> pi;

int n, m, a[1000005];
int ans[1000005], occ[1000005], chk[1000005];
vector<int> pnt[1000005];
vector<pi> v;
void solve(int s, int e){
	if(e - s + 1 < 0) return;
	for(int i=1; i<=m; i++) pnt[i].clear();
	if(s > 1) pnt[a[s-1]].push_back(a[s-1]);
	if(e < n) pnt[a[e+1]].push_back(a[e+1]);
	for(int i=s+1; i<=e; i+=2){
		if(a[i-1] == a[i]){
			pnt[a[i]].push_back(a[i]);
			pnt[a[i]].push_back(a[i]);
		}
		else{
			int x = a[i-1], y = a[i];
			pnt[x].push_back(x);
			pnt[x].push_back(y);
			pnt[y].push_back(x);
			pnt[y].push_back(y);
		}
	}
	for(int i=1; i<=m; i++){
		int cur = -1e9;
		for(auto &j : pnt[i]) chk[j]++;
		for(auto &j : v){
			cur = max(cur, j.first - chk[j.second]);
			if(!chk[j.second]) break;
		}
		for(auto &j : pnt[i]) chk[j]--;
		ans[i] = min(ans[i], n - occ[i] - cur);
	}
}

int main(){
	scanf("%d %d",&n,&m);
	for(int i=1; i<=n; i++){
		scanf("%d",&a[i]);
	}
	memset(ans, 0x3f, sizeof(ans));
	for(int i=1; i<=n; i++) occ[a[i]]++;
	for(int i=1; i<=m; i++) v.push_back(pi(occ[i], i));
	sort(v.begin(), v.end());
	reverse(v.begin(), v.end());
	if(n % 2 == 0) solve(1, n), solve(2, n-1);
	else solve(1, n-1), solve(2, n);
	for(int i=1; i<=m; i++) printf("%d\n", ans[i]);
}

Compilation message

rope.cpp: In function 'int main()':
rope.cpp:42:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d",&n,&m);
                      ^
rope.cpp:44:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
                    ^

Subtask #1
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	41084 KB	Output is correct
2	Correct	9 ms	41084 KB	Output is correct
3	Correct	13 ms	41084 KB	Output is correct
4	Correct	9 ms	41084 KB	Output is correct
5	Correct	9 ms	41084 KB	Output is correct
6	Correct	13 ms	41084 KB	Output is correct
7	Correct	9 ms	41084 KB	Output is correct
8	Correct	3 ms	41084 KB	Output is correct
9	Correct	6 ms	41084 KB	Output is correct
10	Correct	3 ms	41084 KB	Output is correct
11	Correct	6 ms	41084 KB	Output is correct
12	Correct	6 ms	41084 KB	Output is correct
13	Correct	3 ms	41084 KB	Output is correct
14	Correct	6 ms	41084 KB	Output is correct
15	Correct	3 ms	41084 KB	Output is correct
16	Correct	6 ms	41084 KB	Output is correct
17	Correct	3 ms	41084 KB	Output is correct
18	Correct	6 ms	41084 KB	Output is correct
19	Correct	6 ms	41084 KB	Output is correct
20	Correct	6 ms	41084 KB	Output is correct
21	Correct	6 ms	41084 KB	Output is correct
22	Correct	6 ms	41084 KB	Output is correct
23	Correct	3 ms	41084 KB	Output is correct
24	Correct	3 ms	41084 KB	Output is correct
25	Correct	3 ms	41084 KB	Output is correct
26	Correct	6 ms	41084 KB	Output is correct

Subtask #2
30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	41084 KB	Output is correct
2	Correct	9 ms	41084 KB	Output is correct
3	Correct	13 ms	41084 KB	Output is correct
4	Correct	9 ms	41084 KB	Output is correct
5	Correct	9 ms	41084 KB	Output is correct
6	Correct	13 ms	41084 KB	Output is correct
7	Correct	9 ms	41084 KB	Output is correct
8	Correct	3 ms	41084 KB	Output is correct
9	Correct	6 ms	41084 KB	Output is correct
10	Correct	3 ms	41084 KB	Output is correct
11	Correct	6 ms	41084 KB	Output is correct
12	Correct	6 ms	41084 KB	Output is correct
13	Correct	3 ms	41084 KB	Output is correct
14	Correct	6 ms	41084 KB	Output is correct
15	Correct	3 ms	41084 KB	Output is correct
16	Correct	6 ms	41084 KB	Output is correct
17	Correct	3 ms	41084 KB	Output is correct
18	Correct	6 ms	41084 KB	Output is correct
19	Correct	6 ms	41084 KB	Output is correct
20	Correct	6 ms	41084 KB	Output is correct
21	Correct	6 ms	41084 KB	Output is correct
22	Correct	6 ms	41084 KB	Output is correct
23	Correct	3 ms	41084 KB	Output is correct
24	Correct	3 ms	41084 KB	Output is correct
25	Correct	3 ms	41084 KB	Output is correct
26	Correct	6 ms	41084 KB	Output is correct
27	Correct	16 ms	42556 KB	Output is correct
28	Correct	16 ms	42332 KB	Output is correct
29	Correct	13 ms	42516 KB	Output is correct
30	Correct	13 ms	42852 KB	Output is correct
31	Correct	16 ms	42564 KB	Output is correct
32	Correct	13 ms	42200 KB	Output is correct
33	Correct	19 ms	42276 KB	Output is correct
34	Correct	19 ms	42588 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	41084 KB	Output is correct
2	Correct	9 ms	41084 KB	Output is correct
3	Correct	13 ms	41084 KB	Output is correct
4	Correct	9 ms	41084 KB	Output is correct
5	Correct	9 ms	41084 KB	Output is correct
6	Correct	13 ms	41084 KB	Output is correct
7	Correct	9 ms	41084 KB	Output is correct
8	Correct	3 ms	41084 KB	Output is correct
9	Correct	6 ms	41084 KB	Output is correct
10	Correct	3 ms	41084 KB	Output is correct
11	Correct	6 ms	41084 KB	Output is correct
12	Correct	6 ms	41084 KB	Output is correct
13	Correct	3 ms	41084 KB	Output is correct
14	Correct	6 ms	41084 KB	Output is correct
15	Correct	3 ms	41084 KB	Output is correct
16	Correct	6 ms	41084 KB	Output is correct
17	Correct	3 ms	41084 KB	Output is correct
18	Correct	6 ms	41084 KB	Output is correct
19	Correct	6 ms	41084 KB	Output is correct
20	Correct	6 ms	41084 KB	Output is correct
21	Correct	6 ms	41084 KB	Output is correct
22	Correct	6 ms	41084 KB	Output is correct
23	Correct	3 ms	41084 KB	Output is correct
24	Correct	3 ms	41084 KB	Output is correct
25	Correct	3 ms	41084 KB	Output is correct
26	Correct	6 ms	41084 KB	Output is correct
27	Correct	16 ms	42556 KB	Output is correct
28	Correct	16 ms	42332 KB	Output is correct
29	Correct	13 ms	42516 KB	Output is correct
30	Correct	13 ms	42852 KB	Output is correct
31	Correct	16 ms	42564 KB	Output is correct
32	Correct	13 ms	42200 KB	Output is correct
33	Correct	19 ms	42276 KB	Output is correct
34	Correct	19 ms	42588 KB	Output is correct
35	Correct	23 ms	42140 KB	Output is correct
36	Correct	16 ms	42272 KB	Output is correct
37	Correct	23 ms	42140 KB	Output is correct
38	Correct	19 ms	42140 KB	Output is correct
39	Correct	29 ms	42272 KB	Output is correct
40	Correct	19 ms	42416 KB	Output is correct
41	Correct	19 ms	42420 KB	Output is correct
42	Correct	19 ms	42280 KB	Output is correct
43	Correct	16 ms	42420 KB	Output is correct
44	Correct	26 ms	42416 KB	Output is correct
45	Correct	16 ms	42408 KB	Output is correct
46	Correct	19 ms	42280 KB	Output is correct
47	Correct	26 ms	42420 KB	Output is correct

Subtask #4
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	41084 KB	Output is correct
2	Correct	9 ms	41084 KB	Output is correct
3	Correct	13 ms	41084 KB	Output is correct
4	Correct	9 ms	41084 KB	Output is correct
5	Correct	9 ms	41084 KB	Output is correct
6	Correct	13 ms	41084 KB	Output is correct
7	Correct	9 ms	41084 KB	Output is correct
8	Correct	3 ms	41084 KB	Output is correct
9	Correct	6 ms	41084 KB	Output is correct
10	Correct	3 ms	41084 KB	Output is correct
11	Correct	6 ms	41084 KB	Output is correct
12	Correct	6 ms	41084 KB	Output is correct
13	Correct	3 ms	41084 KB	Output is correct
14	Correct	6 ms	41084 KB	Output is correct
15	Correct	3 ms	41084 KB	Output is correct
16	Correct	6 ms	41084 KB	Output is correct
17	Correct	3 ms	41084 KB	Output is correct
18	Correct	6 ms	41084 KB	Output is correct
19	Correct	6 ms	41084 KB	Output is correct
20	Correct	6 ms	41084 KB	Output is correct
21	Correct	6 ms	41084 KB	Output is correct
22	Correct	6 ms	41084 KB	Output is correct
23	Correct	3 ms	41084 KB	Output is correct
24	Correct	3 ms	41084 KB	Output is correct
25	Correct	3 ms	41084 KB	Output is correct
26	Correct	6 ms	41084 KB	Output is correct
27	Correct	16 ms	42556 KB	Output is correct
28	Correct	16 ms	42332 KB	Output is correct
29	Correct	13 ms	42516 KB	Output is correct
30	Correct	13 ms	42852 KB	Output is correct
31	Correct	16 ms	42564 KB	Output is correct
32	Correct	13 ms	42200 KB	Output is correct
33	Correct	19 ms	42276 KB	Output is correct
34	Correct	19 ms	42588 KB	Output is correct
35	Correct	23 ms	42140 KB	Output is correct
36	Correct	16 ms	42272 KB	Output is correct
37	Correct	23 ms	42140 KB	Output is correct
38	Correct	19 ms	42140 KB	Output is correct
39	Correct	29 ms	42272 KB	Output is correct
40	Correct	19 ms	42416 KB	Output is correct
41	Correct	19 ms	42420 KB	Output is correct
42	Correct	19 ms	42280 KB	Output is correct
43	Correct	16 ms	42420 KB	Output is correct
44	Correct	26 ms	42416 KB	Output is correct
45	Correct	16 ms	42408 KB	Output is correct
46	Correct	19 ms	42280 KB	Output is correct
47	Correct	26 ms	42420 KB	Output is correct
48	Correct	223 ms	54292 KB	Output is correct
49	Correct	196 ms	54160 KB	Output is correct
50	Correct	219 ms	54160 KB	Output is correct
51	Correct	179 ms	54196 KB	Output is correct
52	Correct	176 ms	52364 KB	Output is correct
53	Correct	189 ms	52632 KB	Output is correct
54	Correct	166 ms	50688 KB	Output is correct
55	Correct	176 ms	50300 KB	Output is correct
56	Correct	183 ms	49784 KB	Output is correct

Subtask #5
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	41084 KB	Output is correct
2	Correct	9 ms	41084 KB	Output is correct
3	Correct	13 ms	41084 KB	Output is correct
4	Correct	9 ms	41084 KB	Output is correct
5	Correct	9 ms	41084 KB	Output is correct
6	Correct	13 ms	41084 KB	Output is correct
7	Correct	9 ms	41084 KB	Output is correct
8	Correct	3 ms	41084 KB	Output is correct
9	Correct	6 ms	41084 KB	Output is correct
10	Correct	3 ms	41084 KB	Output is correct
11	Correct	6 ms	41084 KB	Output is correct
12	Correct	6 ms	41084 KB	Output is correct
13	Correct	3 ms	41084 KB	Output is correct
14	Correct	6 ms	41084 KB	Output is correct
15	Correct	3 ms	41084 KB	Output is correct
16	Correct	6 ms	41084 KB	Output is correct
17	Correct	3 ms	41084 KB	Output is correct
18	Correct	6 ms	41084 KB	Output is correct
19	Correct	6 ms	41084 KB	Output is correct
20	Correct	6 ms	41084 KB	Output is correct
21	Correct	6 ms	41084 KB	Output is correct
22	Correct	6 ms	41084 KB	Output is correct
23	Correct	3 ms	41084 KB	Output is correct
24	Correct	3 ms	41084 KB	Output is correct
25	Correct	3 ms	41084 KB	Output is correct
26	Correct	6 ms	41084 KB	Output is correct
27	Correct	16 ms	42556 KB	Output is correct
28	Correct	16 ms	42332 KB	Output is correct
29	Correct	13 ms	42516 KB	Output is correct
30	Correct	13 ms	42852 KB	Output is correct
31	Correct	16 ms	42564 KB	Output is correct
32	Correct	13 ms	42200 KB	Output is correct
33	Correct	19 ms	42276 KB	Output is correct
34	Correct	19 ms	42588 KB	Output is correct
35	Correct	23 ms	42140 KB	Output is correct
36	Correct	16 ms	42272 KB	Output is correct
37	Correct	23 ms	42140 KB	Output is correct
38	Correct	19 ms	42140 KB	Output is correct
39	Correct	29 ms	42272 KB	Output is correct
40	Correct	19 ms	42416 KB	Output is correct
41	Correct	19 ms	42420 KB	Output is correct
42	Correct	19 ms	42280 KB	Output is correct
43	Correct	16 ms	42420 KB	Output is correct
44	Correct	26 ms	42416 KB	Output is correct
45	Correct	16 ms	42408 KB	Output is correct
46	Correct	19 ms	42280 KB	Output is correct
47	Correct	26 ms	42420 KB	Output is correct
48	Correct	223 ms	54292 KB	Output is correct
49	Correct	196 ms	54160 KB	Output is correct
50	Correct	219 ms	54160 KB	Output is correct
51	Correct	179 ms	54196 KB	Output is correct
52	Correct	176 ms	52364 KB	Output is correct
53	Correct	189 ms	52632 KB	Output is correct
54	Correct	166 ms	50688 KB	Output is correct
55	Correct	176 ms	50300 KB	Output is correct
56	Correct	183 ms	49784 KB	Output is correct
57	Correct	1396 ms	80508 KB	Output is correct
58	Correct	1206 ms	69552 KB	Output is correct
59	Correct	1056 ms	69420 KB	Output is correct
60	Correct	1049 ms	71928 KB	Output is correct
61	Correct	1149 ms	71928 KB	Output is correct
62	Correct	396 ms	61020 KB	Output is correct
63	Correct	686 ms	63964 KB	Output is correct
64	Correct	526 ms	62168 KB	Output is correct
65	Correct	296 ms	55312 KB	Output is correct

답안 #21791

Compilation message

Subtask #1 15.0 / 15.0

Subtask #2 30.0 / 30.0

Subtask #3 10.0 / 10.0

Subtask #4 25.0 / 25.0

Subtask #5 20.0 / 20.0

Subtask #1
15.0 / 15.0

Subtask #2
30.0 / 30.0

Subtask #3
10.0 / 10.0

Subtask #4
25.0 / 25.0

Subtask #5
20.0 / 20.0