oj.uz

Submission #131918

# Submission time Handle Problem Language Result Execution time Memory
131918 2019-07-18T04:07:34 Z 임유진(#3191) Construction of Highway (JOI18_construction) C++14
16 / 100
 153 ms 668 KB 
#include <bits/stdc++.h>

using namespace std;

#define MAXN 4005
#define rb(x) ((x) & (-(x)))

int C[MAXN], A[MAXN], B[MAXN];
int L[MAXN], par[MAXN];
int cs[MAXN];
int bit[MAXN];

void updbit(int x) {
	for(; x < MAXN; x += rb(x)) bit[x]++;
}

int gbit(int x) {
	int ans = 0;
	for(; x > 0; x -= rb(x)) ans += bit[x];
	return ans;
}

int main() {
	int N;

	scanf("%d", &N);
	for(int i = 1; i <= N; i++) scanf("%d", C + i);
	for(int i = 0; i < N - 1; i++) scanf("%d%d", A + i, B + i);

	for(int i = 1; i <= N; i++) cs[i - 1] = C[i];
	sort(cs, cs + N);
	for(int i = 1; i <= N; i++) C[i] = lower_bound(cs, cs + N, C[i]) - cs + 1;

	L[1] = C[1];
	for(int i = 0; i < N - 1; i++) {
		for(int j = 1; j < MAXN; j++) bit[j] = 0;
		int ans = 0;
		L[B[i]] = C[B[i]];
		par[B[i]] = A[i];
		for(int t = A[i]; t != 0; t = par[t]) {
			ans += gbit(L[t] - 1);
			updbit(L[t]);
			L[t] = C[B[i]];
		}
		printf("%d\n", ans);
	}

	return 0;
}

Compilation message

construction.cpp: In function 'int main()':
construction.cpp:26:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &N);
  ~~~~~^~~~~~~~~~
construction.cpp:27:35: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i = 1; i <= N; i++) scanf("%d", C + i);
                              ~~~~~^~~~~~~~~~~~~
construction.cpp:28:38: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i = 0; i < N - 1; i++) scanf("%d%d", A + i, B + i);
                                 ~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 3 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 3 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 6 ms 376 KB Output is correct
10 Correct 6 ms 376 KB Output is correct
11 Correct 4 ms 376 KB Output is correct
12 Correct 4 ms 376 KB Output is correct
13 Correct 4 ms 376 KB Output is correct
14 Correct 4 ms 376 KB Output is correct
15 Correct 3 ms 376 KB Output is correct
16 Correct 3 ms 400 KB Output is correct
17 Correct 3 ms 376 KB Output is correct
18 Correct 3 ms 372 KB Output is correct
19 Correct 4 ms 376 KB Output is correct
20 Correct 4 ms 376 KB Output is correct
21 Correct 4 ms 404 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 3 ms 400 KB Output is correct
25 Correct 3 ms 376 KB Output is correct
26 Correct 6 ms 376 KB Output is correct
27 Correct 5 ms 548 KB Output is correct
28 Correct 4 ms 376 KB Output is correct
29 Correct 4 ms 376 KB Output is correct
30 Correct 3 ms 376 KB Output is correct
31 Correct 3 ms 376 KB Output is correct
32 Correct 4 ms 376 KB Output is correct
33 Correct 4 ms 376 KB Output is correct
34 Correct 4 ms 376 KB Output is correct
35 Correct 4 ms 376 KB Output is correct
36 Correct 4 ms 376 KB Output is correct
37 Correct 4 ms 376 KB Output is correct
38 Correct 4 ms 376 KB Output is correct
39 Correct 4 ms 376 KB Output is correct
40 Correct 4 ms 376 KB Output is correct
41 Correct 4 ms 376 KB Output is correct
42 Correct 4 ms 504 KB Output is correct
43 Correct 4 ms 376 KB Output is correct
44 Correct 3 ms 376 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 3 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 3 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 6 ms 376 KB Output is correct
10 Correct 6 ms 376 KB Output is correct
11 Correct 4 ms 376 KB Output is correct
12 Correct 4 ms 376 KB Output is correct
13 Correct 4 ms 376 KB Output is correct
14 Correct 4 ms 376 KB Output is correct
15 Correct 3 ms 376 KB Output is correct
16 Correct 3 ms 400 KB Output is correct
17 Correct 3 ms 376 KB Output is correct
18 Correct 3 ms 372 KB Output is correct
19 Correct 4 ms 376 KB Output is correct
20 Correct 4 ms 376 KB Output is correct
21 Correct 4 ms 404 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 3 ms 400 KB Output is correct
25 Correct 3 ms 376 KB Output is correct
26 Correct 6 ms 376 KB Output is correct
27 Correct 5 ms 548 KB Output is correct
28 Correct 4 ms 376 KB Output is correct
29 Correct 4 ms 376 KB Output is correct
30 Correct 3 ms 376 KB Output is correct
31 Correct 3 ms 376 KB Output is correct
32 Correct 4 ms 376 KB Output is correct
33 Correct 4 ms 376 KB Output is correct
34 Correct 4 ms 376 KB Output is correct
35 Correct 4 ms 376 KB Output is correct
36 Correct 4 ms 376 KB Output is correct
37 Correct 4 ms 376 KB Output is correct
38 Correct 4 ms 376 KB Output is correct
39 Correct 4 ms 376 KB Output is correct
40 Correct 4 ms 376 KB Output is correct
41 Correct 4 ms 376 KB Output is correct
42 Correct 4 ms 504 KB Output is correct
43 Correct 4 ms 376 KB Output is correct
44 Correct 3 ms 376 KB Output is correct
45 Correct 5 ms 376 KB Output is correct
46 Correct 13 ms 504 KB Output is correct
47 Correct 13 ms 504 KB Output is correct
48 Correct 13 ms 504 KB Output is correct
49 Correct 152 ms 632 KB Output is correct
50 Correct 153 ms 604 KB Output is correct
51 Correct 151 ms 552 KB Output is correct
52 Correct 86 ms 504 KB Output is correct
53 Correct 84 ms 552 KB Output is correct
54 Correct 83 ms 532 KB Output is correct
55 Correct 84 ms 504 KB Output is correct
56 Correct 83 ms 504 KB Output is correct
57 Correct 13 ms 504 KB Output is correct
58 Correct 13 ms 504 KB Output is correct
59 Correct 13 ms 504 KB Output is correct
60 Correct 13 ms 504 KB Output is correct
61 Correct 83 ms 504 KB Output is correct
62 Correct 83 ms 504 KB Output is correct
63 Correct 84 ms 604 KB Output is correct
64 Correct 15 ms 504 KB Output is correct
65 Correct 13 ms 504 KB Output is correct
66 Correct 12 ms 504 KB Output is correct
67 Correct 13 ms 632 KB Output is correct
68 Correct 153 ms 504 KB Output is correct
69 Correct 83 ms 504 KB Output is correct
70 Correct 84 ms 504 KB Output is correct
71 Correct 83 ms 536 KB Output is correct
72 Correct 14 ms 504 KB Output is correct
73 Correct 13 ms 504 KB Output is correct
74 Correct 86 ms 508 KB Output is correct
75 Correct 52 ms 668 KB Output is correct
76 Correct 37 ms 504 KB Output is correct
77 Correct 31 ms 504 KB Output is correct
78 Correct 48 ms 504 KB Output is correct
79 Correct 37 ms 504 KB Output is correct
80 Correct 31 ms 504 KB Output is correct
81 Correct 49 ms 504 KB Output is correct
82 Correct 37 ms 508 KB Output is correct
83 Correct 33 ms 532 KB Output is correct
84 Correct 48 ms 504 KB Output is correct
85 Correct 38 ms 516 KB Output is correct
86 Correct 31 ms 504 KB Output is correct

Subtask #3
0 / 84.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 3 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 4 ms 376 KB Output is correct
7 Correct 3 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 6 ms 376 KB Output is correct
10 Correct 6 ms 376 KB Output is correct
11 Correct 4 ms 376 KB Output is correct
12 Correct 4 ms 376 KB Output is correct
13 Correct 4 ms 376 KB Output is correct
14 Correct 4 ms 376 KB Output is correct
15 Correct 3 ms 376 KB Output is correct
16 Correct 3 ms 400 KB Output is correct
17 Correct 3 ms 376 KB Output is correct
18 Correct 3 ms 372 KB Output is correct
19 Correct 4 ms 376 KB Output is correct
20 Correct 4 ms 376 KB Output is correct
21 Correct 4 ms 404 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 3 ms 400 KB Output is correct
25 Correct 3 ms 376 KB Output is correct
26 Correct 6 ms 376 KB Output is correct
27 Correct 5 ms 548 KB Output is correct
28 Correct 4 ms 376 KB Output is correct
29 Correct 4 ms 376 KB Output is correct
30 Correct 3 ms 376 KB Output is correct
31 Correct 3 ms 376 KB Output is correct
32 Correct 4 ms 376 KB Output is correct
33 Correct 4 ms 376 KB Output is correct
34 Correct 4 ms 376 KB Output is correct
35 Correct 4 ms 376 KB Output is correct
36 Correct 4 ms 376 KB Output is correct
37 Correct 4 ms 376 KB Output is correct
38 Correct 4 ms 376 KB Output is correct
39 Correct 4 ms 376 KB Output is correct
40 Correct 4 ms 376 KB Output is correct
41 Correct 4 ms 376 KB Output is correct
42 Correct 4 ms 504 KB Output is correct
43 Correct 4 ms 376 KB Output is correct
44 Correct 3 ms 376 KB Output is correct
45 Correct 5 ms 376 KB Output is correct
46 Correct 13 ms 504 KB Output is correct
47 Correct 13 ms 504 KB Output is correct
48 Correct 13 ms 504 KB Output is correct
49 Correct 152 ms 632 KB Output is correct
50 Correct 153 ms 604 KB Output is correct
51 Correct 151 ms 552 KB Output is correct
52 Correct 86 ms 504 KB Output is correct
53 Correct 84 ms 552 KB Output is correct
54 Correct 83 ms 532 KB Output is correct
55 Correct 84 ms 504 KB Output is correct
56 Correct 83 ms 504 KB Output is correct
57 Correct 13 ms 504 KB Output is correct
58 Correct 13 ms 504 KB Output is correct
59 Correct 13 ms 504 KB Output is correct
60 Correct 13 ms 504 KB Output is correct
61 Correct 83 ms 504 KB Output is correct
62 Correct 83 ms 504 KB Output is correct
63 Correct 84 ms 604 KB Output is correct
64 Correct 15 ms 504 KB Output is correct
65 Correct 13 ms 504 KB Output is correct
66 Correct 12 ms 504 KB Output is correct
67 Correct 13 ms 632 KB Output is correct
68 Correct 153 ms 504 KB Output is correct
69 Correct 83 ms 504 KB Output is correct
70 Correct 84 ms 504 KB Output is correct
71 Correct 83 ms 536 KB Output is correct
72 Correct 14 ms 504 KB Output is correct
73 Correct 13 ms 504 KB Output is correct
74 Correct 86 ms 508 KB Output is correct
75 Correct 52 ms 668 KB Output is correct
76 Correct 37 ms 504 KB Output is correct
77 Correct 31 ms 504 KB Output is correct
78 Correct 48 ms 504 KB Output is correct
79 Correct 37 ms 504 KB Output is correct
80 Correct 31 ms 504 KB Output is correct
81 Correct 49 ms 504 KB Output is correct
82 Correct 37 ms 508 KB Output is correct
83 Correct 33 ms 532 KB Output is correct
84 Correct 48 ms 504 KB Output is correct
85 Correct 38 ms 516 KB Output is correct
86 Correct 31 ms 504 KB Output is correct
87 Execution timed out 4 ms 504 KB Time limit exceeded (wall clock)
88 Halted 0 ms 0 KB -