oj.uz

Submission #121191

# Submission time Handle Problem Language Result Execution time Memory
121191 2019-06-26T07:48:52 Z 임유진(#2971) Unique Cities (JOI19_ho_t5) C++14
4 / 100
 109 ms 768 KB 
#include<stdio.h>
#include<vector>

using namespace std;

#define MAXN 2005

vector<int> e[MAXN];
int A[MAXN], B[MAXN], C[MAXN];
int dep[MAXN];
int cntdep[MAXN];
bool chkc[MAXN];

void dfs(int x){
	cntdep[dep[x]]++;
	for(auto a:e[x]) if(dep[a]==-1){
		dep[a]=dep[x]+1;
		dfs(a);
	}
}

int main(){
	int N, M;

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

	for(int i=0; i<N-1; i++){
		e[A[i]].push_back(B[i]);
		e[B[i]].push_back(A[i]);
	}
	
	for(int i=1; i<=N; i++){
		int ans=0;
		for(int j=1; j<=N; j++) dep[j]=-1;
		for(int j=0; j<N; j++) cntdep[j]=0;
		for(int j=1; j<=M; j++) chkc[j]=false;
		dep[i]=0;
		dfs(i);
		for(int j=1; j<=N; j++) if(i!=j&&cntdep[dep[j]]==1) chkc[C[j]]=true;
		for(int j=1; j<=M; j++) if(chkc[j]) ans++;
		printf("%d\n", ans);
	}

	return 0;
}

Compilation message

joi2019_ho_t5.cpp: In function 'int main()':
joi2019_ho_t5.cpp:25:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &N, &M);
  ~~~~~^~~~~~~~~~~~~~~~
joi2019_ho_t5.cpp:26:32: 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);
                           ~~~~~^~~~~~~~~~~~~~~~~~
joi2019_ho_t5.cpp:27:31: 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);
                          ~~~~~^~~~~~~~~~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 69 ms 512 KB Output is correct
3 Correct 20 ms 512 KB Output is correct
4 Correct 73 ms 512 KB Output is correct
5 Correct 80 ms 512 KB Output is correct
6 Correct 99 ms 512 KB Output is correct
7 Correct 88 ms 512 KB Output is correct
8 Correct 75 ms 512 KB Output is correct
9 Correct 89 ms 512 KB Output is correct
10 Correct 101 ms 512 KB Output is correct
11 Correct 88 ms 632 KB Output is correct
12 Correct 38 ms 512 KB Output is correct
13 Correct 99 ms 512 KB Output is correct
14 Correct 87 ms 464 KB Output is correct
15 Correct 84 ms 528 KB Output is correct
16 Correct 31 ms 512 KB Output is correct
17 Correct 86 ms 512 KB Output is correct
18 Correct 77 ms 512 KB Output is correct
19 Correct 86 ms 512 KB Output is correct
20 Correct 103 ms 512 KB Output is correct
21 Correct 83 ms 552 KB Output is correct
22 Correct 83 ms 548 KB Output is correct
23 Correct 93 ms 512 KB Output is correct
24 Correct 87 ms 512 KB Output is correct
25 Correct 89 ms 512 KB Output is correct
26 Correct 40 ms 512 KB Output is correct
27 Correct 109 ms 572 KB Output is correct
28 Correct 84 ms 632 KB Output is correct
29 Correct 80 ms 536 KB Output is correct
30 Correct 32 ms 512 KB Output is correct
31 Correct 75 ms 512 KB Output is correct
32 Correct 72 ms 512 KB Output is correct

Subtask #2
0 / 32.0

# Verdict Execution time Memory Grader output
1 Execution timed out 5 ms 768 KB Time limit exceeded (wall clock)
2 Halted 0 ms 0 KB -

Subtask #3
0 / 32.0

# Verdict Execution time Memory Grader output
1 Execution timed out 5 ms 768 KB Time limit exceeded (wall clock)
2 Halted 0 ms 0 KB -

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 69 ms 512 KB Output is correct
3 Correct 20 ms 512 KB Output is correct
4 Correct 73 ms 512 KB Output is correct
5 Correct 80 ms 512 KB Output is correct
6 Correct 99 ms 512 KB Output is correct
7 Correct 88 ms 512 KB Output is correct
8 Correct 75 ms 512 KB Output is correct
9 Correct 89 ms 512 KB Output is correct
10 Correct 101 ms 512 KB Output is correct
11 Correct 88 ms 632 KB Output is correct
12 Correct 38 ms 512 KB Output is correct
13 Correct 99 ms 512 KB Output is correct
14 Correct 87 ms 464 KB Output is correct
15 Correct 84 ms 528 KB Output is correct
16 Correct 31 ms 512 KB Output is correct
17 Correct 86 ms 512 KB Output is correct
18 Correct 77 ms 512 KB Output is correct
19 Correct 86 ms 512 KB Output is correct
20 Correct 103 ms 512 KB Output is correct
21 Correct 83 ms 552 KB Output is correct
22 Correct 83 ms 548 KB Output is correct
23 Correct 93 ms 512 KB Output is correct
24 Correct 87 ms 512 KB Output is correct
25 Correct 89 ms 512 KB Output is correct
26 Correct 40 ms 512 KB Output is correct
27 Correct 109 ms 572 KB Output is correct
28 Correct 84 ms 632 KB Output is correct
29 Correct 80 ms 536 KB Output is correct
30 Correct 32 ms 512 KB Output is correct
31 Correct 75 ms 512 KB Output is correct
32 Correct 72 ms 512 KB Output is correct
33 Execution timed out 5 ms 768 KB Time limit exceeded (wall clock)
34 Halted 0 ms 0 KB -