oj.uz

답안 #594222

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
594222 2022-07-12T08:45:08 Z 조영욱(#8434) Unique Cities (JOI19_ho_t5) C++17
4 / 100
 257 ms 468 KB 
#include <bits/stdc++.h>
using namespace std;

int n,m;
vector<int> adj[2000];
int c[2000];
int dist[2000];
int val[2000];

int main() {
    scanf("%d %d",&n,&m);
    for(int i=1;i<n;i++) {
        int u,v;
        scanf("%d %d",&u,&v);
        u--;
        v--;
        adj[u].push_back(v);
        adj[v].push_back(u);
    }
    for(int i=0;i<n;i++) {
        scanf("%d",&c[i]);
    }
    for(int i=0;i<n;i++) {
        queue<int> q;
        memset(dist,-1,sizeof(dist));
        memset(val,0,sizeof(val));
        q.push(i);
        dist[i]=0;
        while (!q.empty()) {
            int now=q.front();
            q.pop();
            for(int i=0;i<adj[now].size();i++) {
                int nt=adj[now][i];
                if (dist[nt]==-1) {
                    dist[nt]=dist[now]+1;
                    q.push(nt);
                }
            }
        }
        for(int j=0;j<n;j++) {
            if (i==j) {
                continue;
            }
            if (val[dist[j]]==0) {
                val[dist[j]]=c[j];
            }
            else {
                val[dist[j]]=-1;
            }
        }
        set<int> s;
        for(int i=0;i<n;i++) {
            if (val[i]>0) {
                s.insert(val[i]);
            }
        }
        printf("%d\n",s.size());
    }
    return 0;
}

Compilation message

joi2019_ho_t5.cpp: In function 'int main()':
joi2019_ho_t5.cpp:32:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   32 |             for(int i=0;i<adj[now].size();i++) {
      |                         ~^~~~~~~~~~~~~~~~
joi2019_ho_t5.cpp:57:18: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::set<int>::size_type' {aka 'long unsigned int'} [-Wformat=]
   57 |         printf("%d\n",s.size());
      |                 ~^    ~~~~~~~~
      |                  |          |
      |                  int        std::set<int>::size_type {aka long unsigned int}
      |                 %ld
joi2019_ho_t5.cpp:11:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |     scanf("%d %d",&n,&m);
      |     ~~~~~^~~~~~~~~~~~~~~
joi2019_ho_t5.cpp:14:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 |         scanf("%d %d",&u,&v);
      |         ~~~~~^~~~~~~~~~~~~~~
joi2019_ho_t5.cpp:21:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   21 |         scanf("%d",&c[i]);
      |         ~~~~~^~~~~~~~~~~~

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 87 ms 408 KB Output is correct
3 Correct 58 ms 412 KB Output is correct
4 Correct 101 ms 424 KB Output is correct
5 Correct 104 ms 340 KB Output is correct
6 Correct 137 ms 416 KB Output is correct
7 Correct 109 ms 420 KB Output is correct
8 Correct 96 ms 420 KB Output is correct
9 Correct 112 ms 432 KB Output is correct
10 Correct 101 ms 416 KB Output is correct
11 Correct 107 ms 420 KB Output is correct
12 Correct 62 ms 436 KB Output is correct
13 Correct 132 ms 420 KB Output is correct
14 Correct 108 ms 340 KB Output is correct
15 Correct 110 ms 416 KB Output is correct
16 Correct 51 ms 428 KB Output is correct
17 Correct 101 ms 420 KB Output is correct
18 Correct 97 ms 420 KB Output is correct
19 Correct 101 ms 416 KB Output is correct
20 Correct 257 ms 468 KB Output is correct
21 Correct 123 ms 340 KB Output is correct
22 Correct 91 ms 416 KB Output is correct
23 Correct 107 ms 412 KB Output is correct
24 Correct 100 ms 340 KB Output is correct
25 Correct 104 ms 420 KB Output is correct
26 Correct 60 ms 432 KB Output is correct
27 Correct 205 ms 468 KB Output is correct
28 Correct 157 ms 468 KB Output is correct
29 Correct 117 ms 440 KB Output is correct
30 Correct 51 ms 340 KB Output is correct
31 Correct 133 ms 444 KB Output is correct
32 Correct 111 ms 444 KB Output is correct

Subtask #2
0 / 32.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #3
0 / 32.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
0 / 32.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 87 ms 408 KB Output is correct
3 Correct 58 ms 412 KB Output is correct
4 Correct 101 ms 424 KB Output is correct
5 Correct 104 ms 340 KB Output is correct
6 Correct 137 ms 416 KB Output is correct
7 Correct 109 ms 420 KB Output is correct
8 Correct 96 ms 420 KB Output is correct
9 Correct 112 ms 432 KB Output is correct
10 Correct 101 ms 416 KB Output is correct
11 Correct 107 ms 420 KB Output is correct
12 Correct 62 ms 436 KB Output is correct
13 Correct 132 ms 420 KB Output is correct
14 Correct 108 ms 340 KB Output is correct
15 Correct 110 ms 416 KB Output is correct
16 Correct 51 ms 428 KB Output is correct
17 Correct 101 ms 420 KB Output is correct
18 Correct 97 ms 420 KB Output is correct
19 Correct 101 ms 416 KB Output is correct
20 Correct 257 ms 468 KB Output is correct
21 Correct 123 ms 340 KB Output is correct
22 Correct 91 ms 416 KB Output is correct
23 Correct 107 ms 412 KB Output is correct
24 Correct 100 ms 340 KB Output is correct
25 Correct 104 ms 420 KB Output is correct
26 Correct 60 ms 432 KB Output is correct
27 Correct 205 ms 468 KB Output is correct
28 Correct 157 ms 468 KB Output is correct
29 Correct 117 ms 440 KB Output is correct
30 Correct 51 ms 340 KB Output is correct
31 Correct 133 ms 444 KB Output is correct
32 Correct 111 ms 444 KB Output is correct
33 Runtime error 1 ms 468 KB Execution killed with signal 11
34 Halted 0 ms 0 KB -