답안 #128887

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
128887	2019-07-11T10:41:00 Z	youngyojun	Rope (JOI17_rope)	C++11	100 / 100	988 ms	115904 KB

rope

#include <bits/stdc++.h>
#define rf(x) (x)=0;while(*p<48)p++;while(47<*p)(x)=((x)<<3)+((x)<<1)+(*p++&15);
#define eb emplace_back
using namespace std;
typedef unsigned int ui;
static unsigned char str[9900099], *p=str;

const int MAXN = 1000055;

ui D[MAXN][2];
bitset<MAXN> chk;

vector<int> G[MAXN];
vector<ui> T[MAXN];
ui O[MAXN];
ui A[MAXN], B[MAXN];

ui N, M;

int main() {
	fread(str, 1, 9900099, stdin);

	rf(N) rf(M)
	for(ui i = N; i; i--) {
		rf(A[i])
		B[A[i]]++;
	}
	for(ui i = M; i; i--) T[B[i]].eb(i);
	for(ui i = N, c = 0; i; i--)
		for(ui v : T[i]) O[++c] = v;
	for(int i = 1; i < N; i++) if(A[i] != A[i+1]) {
		G[A[i]].eb(i+1);
		G[A[i+1]].eb(-i);
	}

	for(ui i = 1; i <= M; i++) {
		int ret = 0, dg = 0;
		for(int v : G[i]) {
			D[A[v < 0 ? -v : v]][(0 < v ? v-1 : -v)&1]++;
			chk[A[v < 0 ? -v : v]] = true;
			dg++;
		}
		for(ui oi = 1, c; oi <= M && oi <= dg+2; oi++) {
			c = O[oi];
			if(c == i || chk[c]) continue;
			ret = -int(B[c]);
			break;
		}
		for(int v : G[i]) {
			int c = A[v < 0 ? -v : v], t = min(D[c][0], D[c][1]) - B[c];
			if(t < ret) ret = t;
		}
		for(int v : G[i]) {
			D[A[v < 0 ? -v : v]][(0 < v ? v-1 : -v)&1] = 0;
			chk[A[v < 0 ? -v : v]] = false;
		}
		printf("%d\n", ret + N-B[i]);
	}
	return 0;
}

Compilation message

rope.cpp: In function 'int main()':
rope.cpp:31:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 1; i < N; i++) if(A[i] != A[i+1]) {
                 ~~^~~
rope.cpp:43:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(ui oi = 1, c; oi <= M && oi <= dg+2; oi++) {
                                ~~~^~~~~~~
rope.cpp:21:7: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
  fread(str, 1, 9900099, stdin);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	44 ms	47324 KB	Output is correct
2	Correct	44 ms	47396 KB	Output is correct
3	Correct	44 ms	47380 KB	Output is correct
4	Correct	45 ms	47332 KB	Output is correct
5	Correct	45 ms	47300 KB	Output is correct
6	Correct	45 ms	47312 KB	Output is correct
7	Correct	44 ms	47352 KB	Output is correct
8	Correct	46 ms	47372 KB	Output is correct
9	Correct	44 ms	47364 KB	Output is correct
10	Correct	44 ms	47296 KB	Output is correct
11	Correct	45 ms	47380 KB	Output is correct
12	Correct	45 ms	47324 KB	Output is correct
13	Correct	44 ms	47352 KB	Output is correct
14	Correct	44 ms	47324 KB	Output is correct
15	Correct	44 ms	47352 KB	Output is correct
16	Correct	44 ms	47352 KB	Output is correct
17	Correct	44 ms	47352 KB	Output is correct
18	Correct	44 ms	47324 KB	Output is correct
19	Correct	44 ms	47352 KB	Output is correct
20	Correct	43 ms	47324 KB	Output is correct
21	Correct	45 ms	47324 KB	Output is correct
22	Correct	44 ms	47368 KB	Output is correct
23	Correct	45 ms	47352 KB	Output is correct
24	Correct	45 ms	47480 KB	Output is correct
25	Correct	45 ms	47352 KB	Output is correct
26	Correct	45 ms	47316 KB	Output is correct

Subtask #2
30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	44 ms	47324 KB	Output is correct
2	Correct	44 ms	47396 KB	Output is correct
3	Correct	44 ms	47380 KB	Output is correct
4	Correct	45 ms	47332 KB	Output is correct
5	Correct	45 ms	47300 KB	Output is correct
6	Correct	45 ms	47312 KB	Output is correct
7	Correct	44 ms	47352 KB	Output is correct
8	Correct	46 ms	47372 KB	Output is correct
9	Correct	44 ms	47364 KB	Output is correct
10	Correct	44 ms	47296 KB	Output is correct
11	Correct	45 ms	47380 KB	Output is correct
12	Correct	45 ms	47324 KB	Output is correct
13	Correct	44 ms	47352 KB	Output is correct
14	Correct	44 ms	47324 KB	Output is correct
15	Correct	44 ms	47352 KB	Output is correct
16	Correct	44 ms	47352 KB	Output is correct
17	Correct	44 ms	47352 KB	Output is correct
18	Correct	44 ms	47324 KB	Output is correct
19	Correct	44 ms	47352 KB	Output is correct
20	Correct	43 ms	47324 KB	Output is correct
21	Correct	45 ms	47324 KB	Output is correct
22	Correct	44 ms	47368 KB	Output is correct
23	Correct	45 ms	47352 KB	Output is correct
24	Correct	45 ms	47480 KB	Output is correct
25	Correct	45 ms	47352 KB	Output is correct
26	Correct	45 ms	47316 KB	Output is correct
27	Correct	52 ms	49172 KB	Output is correct
28	Correct	51 ms	48824 KB	Output is correct
29	Correct	57 ms	49144 KB	Output is correct
30	Correct	53 ms	48812 KB	Output is correct
31	Correct	68 ms	49188 KB	Output is correct
32	Correct	59 ms	48736 KB	Output is correct
33	Correct	53 ms	49016 KB	Output is correct
34	Correct	52 ms	48632 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	44 ms	47324 KB	Output is correct
2	Correct	44 ms	47396 KB	Output is correct
3	Correct	44 ms	47380 KB	Output is correct
4	Correct	45 ms	47332 KB	Output is correct
5	Correct	45 ms	47300 KB	Output is correct
6	Correct	45 ms	47312 KB	Output is correct
7	Correct	44 ms	47352 KB	Output is correct
8	Correct	46 ms	47372 KB	Output is correct
9	Correct	44 ms	47364 KB	Output is correct
10	Correct	44 ms	47296 KB	Output is correct
11	Correct	45 ms	47380 KB	Output is correct
12	Correct	45 ms	47324 KB	Output is correct
13	Correct	44 ms	47352 KB	Output is correct
14	Correct	44 ms	47324 KB	Output is correct
15	Correct	44 ms	47352 KB	Output is correct
16	Correct	44 ms	47352 KB	Output is correct
17	Correct	44 ms	47352 KB	Output is correct
18	Correct	44 ms	47324 KB	Output is correct
19	Correct	44 ms	47352 KB	Output is correct
20	Correct	43 ms	47324 KB	Output is correct
21	Correct	45 ms	47324 KB	Output is correct
22	Correct	44 ms	47368 KB	Output is correct
23	Correct	45 ms	47352 KB	Output is correct
24	Correct	45 ms	47480 KB	Output is correct
25	Correct	45 ms	47352 KB	Output is correct
26	Correct	45 ms	47316 KB	Output is correct
27	Correct	52 ms	49172 KB	Output is correct
28	Correct	51 ms	48824 KB	Output is correct
29	Correct	57 ms	49144 KB	Output is correct
30	Correct	53 ms	48812 KB	Output is correct
31	Correct	68 ms	49188 KB	Output is correct
32	Correct	59 ms	48736 KB	Output is correct
33	Correct	53 ms	49016 KB	Output is correct
34	Correct	52 ms	48632 KB	Output is correct
35	Correct	56 ms	49284 KB	Output is correct
36	Correct	56 ms	49144 KB	Output is correct
37	Correct	55 ms	49128 KB	Output is correct
38	Correct	57 ms	49220 KB	Output is correct
39	Correct	55 ms	49188 KB	Output is correct
40	Correct	56 ms	49400 KB	Output is correct
41	Correct	55 ms	49456 KB	Output is correct
42	Correct	54 ms	49272 KB	Output is correct
43	Correct	54 ms	49400 KB	Output is correct
44	Correct	54 ms	49388 KB	Output is correct
45	Correct	55 ms	49468 KB	Output is correct
46	Correct	55 ms	49272 KB	Output is correct
47	Correct	54 ms	49404 KB	Output is correct

Subtask #4
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	44 ms	47324 KB	Output is correct
2	Correct	44 ms	47396 KB	Output is correct
3	Correct	44 ms	47380 KB	Output is correct
4	Correct	45 ms	47332 KB	Output is correct
5	Correct	45 ms	47300 KB	Output is correct
6	Correct	45 ms	47312 KB	Output is correct
7	Correct	44 ms	47352 KB	Output is correct
8	Correct	46 ms	47372 KB	Output is correct
9	Correct	44 ms	47364 KB	Output is correct
10	Correct	44 ms	47296 KB	Output is correct
11	Correct	45 ms	47380 KB	Output is correct
12	Correct	45 ms	47324 KB	Output is correct
13	Correct	44 ms	47352 KB	Output is correct
14	Correct	44 ms	47324 KB	Output is correct
15	Correct	44 ms	47352 KB	Output is correct
16	Correct	44 ms	47352 KB	Output is correct
17	Correct	44 ms	47352 KB	Output is correct
18	Correct	44 ms	47324 KB	Output is correct
19	Correct	44 ms	47352 KB	Output is correct
20	Correct	43 ms	47324 KB	Output is correct
21	Correct	45 ms	47324 KB	Output is correct
22	Correct	44 ms	47368 KB	Output is correct
23	Correct	45 ms	47352 KB	Output is correct
24	Correct	45 ms	47480 KB	Output is correct
25	Correct	45 ms	47352 KB	Output is correct
26	Correct	45 ms	47316 KB	Output is correct
27	Correct	52 ms	49172 KB	Output is correct
28	Correct	51 ms	48824 KB	Output is correct
29	Correct	57 ms	49144 KB	Output is correct
30	Correct	53 ms	48812 KB	Output is correct
31	Correct	68 ms	49188 KB	Output is correct
32	Correct	59 ms	48736 KB	Output is correct
33	Correct	53 ms	49016 KB	Output is correct
34	Correct	52 ms	48632 KB	Output is correct
35	Correct	56 ms	49284 KB	Output is correct
36	Correct	56 ms	49144 KB	Output is correct
37	Correct	55 ms	49128 KB	Output is correct
38	Correct	57 ms	49220 KB	Output is correct
39	Correct	55 ms	49188 KB	Output is correct
40	Correct	56 ms	49400 KB	Output is correct
41	Correct	55 ms	49456 KB	Output is correct
42	Correct	54 ms	49272 KB	Output is correct
43	Correct	54 ms	49400 KB	Output is correct
44	Correct	54 ms	49388 KB	Output is correct
45	Correct	55 ms	49468 KB	Output is correct
46	Correct	55 ms	49272 KB	Output is correct
47	Correct	54 ms	49404 KB	Output is correct
48	Correct	194 ms	69052 KB	Output is correct
49	Correct	205 ms	69080 KB	Output is correct
50	Correct	198 ms	68956 KB	Output is correct
51	Correct	202 ms	68600 KB	Output is correct
52	Correct	186 ms	65756 KB	Output is correct
53	Correct	175 ms	67504 KB	Output is correct
54	Correct	175 ms	65532 KB	Output is correct
55	Correct	163 ms	65188 KB	Output is correct
56	Correct	169 ms	64668 KB	Output is correct

Subtask #5
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	44 ms	47324 KB	Output is correct
2	Correct	44 ms	47396 KB	Output is correct
3	Correct	44 ms	47380 KB	Output is correct
4	Correct	45 ms	47332 KB	Output is correct
5	Correct	45 ms	47300 KB	Output is correct
6	Correct	45 ms	47312 KB	Output is correct
7	Correct	44 ms	47352 KB	Output is correct
8	Correct	46 ms	47372 KB	Output is correct
9	Correct	44 ms	47364 KB	Output is correct
10	Correct	44 ms	47296 KB	Output is correct
11	Correct	45 ms	47380 KB	Output is correct
12	Correct	45 ms	47324 KB	Output is correct
13	Correct	44 ms	47352 KB	Output is correct
14	Correct	44 ms	47324 KB	Output is correct
15	Correct	44 ms	47352 KB	Output is correct
16	Correct	44 ms	47352 KB	Output is correct
17	Correct	44 ms	47352 KB	Output is correct
18	Correct	44 ms	47324 KB	Output is correct
19	Correct	44 ms	47352 KB	Output is correct
20	Correct	43 ms	47324 KB	Output is correct
21	Correct	45 ms	47324 KB	Output is correct
22	Correct	44 ms	47368 KB	Output is correct
23	Correct	45 ms	47352 KB	Output is correct
24	Correct	45 ms	47480 KB	Output is correct
25	Correct	45 ms	47352 KB	Output is correct
26	Correct	45 ms	47316 KB	Output is correct
27	Correct	52 ms	49172 KB	Output is correct
28	Correct	51 ms	48824 KB	Output is correct
29	Correct	57 ms	49144 KB	Output is correct
30	Correct	53 ms	48812 KB	Output is correct
31	Correct	68 ms	49188 KB	Output is correct
32	Correct	59 ms	48736 KB	Output is correct
33	Correct	53 ms	49016 KB	Output is correct
34	Correct	52 ms	48632 KB	Output is correct
35	Correct	56 ms	49284 KB	Output is correct
36	Correct	56 ms	49144 KB	Output is correct
37	Correct	55 ms	49128 KB	Output is correct
38	Correct	57 ms	49220 KB	Output is correct
39	Correct	55 ms	49188 KB	Output is correct
40	Correct	56 ms	49400 KB	Output is correct
41	Correct	55 ms	49456 KB	Output is correct
42	Correct	54 ms	49272 KB	Output is correct
43	Correct	54 ms	49400 KB	Output is correct
44	Correct	54 ms	49388 KB	Output is correct
45	Correct	55 ms	49468 KB	Output is correct
46	Correct	55 ms	49272 KB	Output is correct
47	Correct	54 ms	49404 KB	Output is correct
48	Correct	194 ms	69052 KB	Output is correct
49	Correct	205 ms	69080 KB	Output is correct
50	Correct	198 ms	68956 KB	Output is correct
51	Correct	202 ms	68600 KB	Output is correct
52	Correct	186 ms	65756 KB	Output is correct
53	Correct	175 ms	67504 KB	Output is correct
54	Correct	175 ms	65532 KB	Output is correct
55	Correct	163 ms	65188 KB	Output is correct
56	Correct	169 ms	64668 KB	Output is correct
57	Correct	988 ms	115904 KB	Output is correct
58	Correct	776 ms	94236 KB	Output is correct
59	Correct	757 ms	94116 KB	Output is correct
60	Correct	850 ms	99512 KB	Output is correct
61	Correct	827 ms	99412 KB	Output is correct
62	Correct	426 ms	81644 KB	Output is correct
63	Correct	567 ms	87524 KB	Output is correct
64	Correct	544 ms	84076 KB	Output is correct
65	Correct	276 ms	73876 KB	Output is correct

답안 #128887

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