CSES - Datatähti 2018 loppu - Results
Submission details
Task:Tanssiaiset
Sender:nokka7
Submission time:2018-01-18 12:45:38 +0200
Language:C++
Status:READY
Result:100
Feedback
groupverdictscore
#1ACCEPTED35
#2ACCEPTED65
Test results
testverdicttimegroup
#1ACCEPTED0.04 s1details
#2ACCEPTED0.05 s1details
#3ACCEPTED0.04 s1details
#4ACCEPTED0.04 s1details
#5ACCEPTED0.04 s1details
#6ACCEPTED0.13 s2details
#7ACCEPTED0.16 s2details
#8ACCEPTED0.14 s2details
#9ACCEPTED0.16 s2details
#10ACCEPTED0.14 s2details

Code

#include <bits/stdc++.h>
using namespace std;
int a, b, n;
int d [101010]={0};
int t [101010]={0};
int e [101010]={0};
multiset<int> z;
set <int> s;
pair<int, int> p[101010];

int main () {
	cin >> n;
	for (int i=0; i<=(n/2); i++) {
		cin >> a >> b;
		p[i]={a, b};
		if (s.count(a)) {
			d[a]=i;
			e[a]=t[a];
}
		if (s.count(b)) {
			d[b]=i;
			e[b]=t[b];
}
		s.insert(a);
		s.insert(b);
		t[a]=i;
		t[b]=i;
}
	for (int i=0; i<n; i++) {
		if (d[i]) z.insert(d[i]);
		if (e[i]) z.insert(e[i]);
}
	for (int i=0; i<n; i++) {
		if (z.count(i)==2) cout << p[i].first << " "<< p[i].second;
}
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
100
79 22
53 70
7 23
91 26
...

correct output
75 45

user output
75 45

Test 2

Group: 1

Verdict: ACCEPTED

input
100
71 84
54 25
91 34
98 30
...

correct output
27 49

user output
27 49

Test 3

Group: 1

Verdict: ACCEPTED

input
100
74 68
86 10
83 56
31 87
...

correct output
67 2

user output
67 2

Test 4

Group: 1

Verdict: ACCEPTED

input
100
85 43
95 8
53 1
29 86
...

correct output
54 60

user output
54 60

Test 5

Group: 1

Verdict: ACCEPTED

input
100
71 69
74 45
8 95
12 32
...

correct output
5 7

user output
5 7

Test 6

Group: 2

Verdict: ACCEPTED

input
100000
95086 86958
87818 74731
27185 49356
54360 7043
...

correct output
60551 58365

user output
60551 58365

Test 7

Group: 2

Verdict: ACCEPTED

input
100000
14011 98742
82421 87350
55194 56454
90097 92904
...

correct output
50997 58566

user output
50997 58566

Test 8

Group: 2

Verdict: ACCEPTED

input
100000
72139 85248
98125 85461
39422 60426
45770 13451
...

correct output
50397 41760

user output
50397 41760

Test 9

Group: 2

Verdict: ACCEPTED

input
100000
32124 96365
8819 68067
90795 31927
45745 64571
...

correct output
56735 39394

user output
56735 39394

Test 10

Group: 2

Verdict: ACCEPTED

input
100000
70709 61209
69548 3671
2215 57335
2539 71294
...

correct output
69366 23793

user output
69366 23793