CSES - NOI 2019

CSES - NOI 2019 - Results

Submission details
Task:	Distance Code
Sender:	Roope Salmi
Submission time:	2019-03-06 11:18:38 +0200
Language:	C++
Status:	READY
Result:	100

Feedback
group	verdict	score
#1	ACCEPTED	21
#2	ACCEPTED	47
#3	ACCEPTED	32

Test results
test	verdict	time	group
#1	ACCEPTED	0.02 s	1, 2, 3	details
#2	ACCEPTED	0.03 s	1, 2, 3	details
#3	ACCEPTED	0.03 s	1, 2, 3	details
#4	ACCEPTED	0.01 s	1, 2, 3	details
#5	ACCEPTED	0.01 s	1, 2, 3	details
#6	ACCEPTED	0.02 s	1, 2, 3	details
#7	ACCEPTED	0.03 s	1, 2, 3	details
#8	ACCEPTED	0.02 s	1, 2, 3	details
#9	ACCEPTED	0.02 s	1, 2, 3	details
#10	ACCEPTED	0.02 s	1, 2, 3	details
#11	ACCEPTED	0.02 s	1, 2, 3	details
#12	ACCEPTED	0.01 s	2, 3	details
#13	ACCEPTED	0.01 s	2, 3	details
#14	ACCEPTED	0.02 s	2, 3	details
#15	ACCEPTED	0.02 s	2, 3	details
#16	ACCEPTED	0.06 s	3	details
#17	ACCEPTED	0.06 s	3	details
#18	ACCEPTED	0.05 s	3	details
#19	ACCEPTED	0.05 s	3	details
#20	ACCEPTED	0.02 s	1, 2, 3	details

Code

#include <bits/stdc++.h>
using namespace std;
vector<int> v[101010];
int p[101010];
vector<int> o;
void h(int i, int p) {
  for (int j : v[i]) {
    if (j == p) continue;
    h(j, i);
  }
  o.push_back(i);
}
int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  int t;
  cin >> t;
  int n;
  cin >> n;
  if (t == 1) {
    for (int i = 0; i < n-1; ++i) {
      int a, b;
      cin >> a >> b;
      a--; b--;
      v[a].push_back(b);
      v[b].push_back(a);
    }
    h(0, -1);
    for (int i : o) cout << i+1 << " ";
    cout << endl;
  } else {
    int ni = 0;
    int nc = 1;
    p[0] = 0;
    int t[n-1];
    for (int i = 0; i < n-1; ++i) cin >> t[i];
    for (int i = n-2; i >= 0; --i) {
      while (t[i] > 1) {
        t[i]--;
        ni = p[ni];
      }
      int nn = nc++;
      p[nn] = ni;
      ni = nn;
    }
    for (int i = 1; i < n; ++i) {
      cout << i+1 << " " << p[i]+1 << "\n";
    }
  }
}

Test details

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

input
`1 2 2 1` view save

correct output
(empty)

user output
`2 1` view save

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

input
`1 3 3 1 2 1` view save

correct output
(empty)

user output
`2 1 3 1` view save

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

input
`1 4 3 2 2 1 4 1` view save

correct output
(empty)

user output
`2 1 3 1 4 3` view save

Test 4

Group: 1, 2, 3

Verdict: ACCEPTED

input
`1 4 2 3 3 4 1 3` view save

correct output
(empty)

user output
`2 1 3 2 4 2` view save

Test 5

Group: 1, 2, 3

Verdict: ACCEPTED

input
`1 5 3 5 4 1 1 3 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 1 5 4` view save

Test 6

Group: 1, 2, 3

Verdict: ACCEPTED

input
`1 5 3 2 3 4 5 1 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 2 5 1` view save

Test 7

Group: 1, 2, 3

Verdict: ACCEPTED

input
`1 5 4 3 1 4 4 2 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 2 5 2` view save

Test 8

Group: 1, 2, 3

Verdict: ACCEPTED

input
`1 10 9 3 8 9 2 9 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 2 5 2 6 2 ...` view save

Test 9

Group: 1, 2, 3

Verdict: ACCEPTED

input
`1 10 9 2 5 8 7 1 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 3 5 1 6 5 ...` view save

Test 10

Group: 1, 2, 3

Verdict: ACCEPTED

input
`1 10 10 4 9 1 4 7 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 3 5 4 6 5 ...` view save

Test 11

Group: 1, 2, 3

Verdict: ACCEPTED

input
`1 10 2 6 4 3 3 5 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 2 5 4 6 1 ...` view save

Test 12

Group: 2, 3

Verdict: ACCEPTED

input
`1 500 10 6 6 255 6 428 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 2 5 2 6 2 ...` view save

Test 13

Group: 2, 3

Verdict: ACCEPTED

input
`1 500 152 466 451 313 158 479 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 3 5 4 6 5 ...` view save

Test 14

Group: 2, 3

Verdict: ACCEPTED

input
`1 500 109 440 330 190 443 161 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 3 5 4 6 5 ...` view save

Test 15

Group: 2, 3

Verdict: ACCEPTED

input
`1 500 144 373 257 233 341 318 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 3 5 4 6 5 ...` view save

Test 16

Group: 3

Verdict: ACCEPTED

input
`1 100000 54983 75172 93807 75172 44082 75172 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 2 5 2 6 2 ...` view save

Test 17

Group: 3

Verdict: ACCEPTED

input
`1 100000 88863 19059 86423 76688 98536 95984 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 3 5 4 6 5 ...` view save

Test 18

Group: 3

Verdict: ACCEPTED

input
`1 100000 59979 6389 19097 24999 27846 82330 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 3 5 4 6 5 ...` view save

Test 19

Group: 3

Verdict: ACCEPTED

input
`1 100000 58761 66001 25102 51081 98625 67861 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 3 5 4 6 5 ...` view save

Test 20

Group: 1, 2, 3

Verdict: ACCEPTED

input
`1 6 2 1 3 2 4 2 ...` view save

correct output
(empty)

user output
`2 1 3 2 4 2 5 4 6 4` view save

NOI 2019

Distance Code

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Test 16

Test 17

Test 18

Test 19

Test 20

Tasks

Submissions (Roope Salmi)