CSES - Datatähti 2017 loppu - Results
Submission details
Task:Tunnelit
Sender:Kuha
Submission time:2017-01-19 12:36:06 +0200
Language:C++
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.05 s1details
#2ACCEPTED0.05 s1details
#3ACCEPTED0.04 s1details
#4ACCEPTED0.04 s1details
#5ACCEPTED0.04 s1details
#60.04 s2details
#70.04 s2details
#80.04 s2details
#90.04 s2details
#10ACCEPTED0.04 s2details
#110.20 s3details
#120.10 s3details
#130.07 s3details
#140.07 s3details
#150.08 s3details

Code

#include <bits/stdc++.h>

using namespace std;

int in[111111];
int out[111111];

int main () {
	int n, m;
	cin>>n>>m;
	for (int i = 0; i < m; i++) {
		int a, b;
		cin>>a>>b;
		in[b]++;
		out[a]++;
	}
	int iy, o;
	iy = o = 0;
	for (int i = 1; i <= n; i++) {
		if (!in[i]) iy += out[i];
		if (!out[i]) o += in[i];
		//cout<<i<<" "<<in[i]<<" "<<out[i]<<endl;
	}
	cout<<max(iy, o)<<endl;
}

Test details

Test 1

Group: 1

Verdict:

input
10 20
4 5
6 4
5 1
5 9
...

correct output
11

user output
10

Test 2

Group: 1

Verdict: ACCEPTED

input
10 10
7 3
5 2
9 7
1 5
...

correct output
5

user output
5

Test 3

Group: 1

Verdict: ACCEPTED

input
10 5
5 7
3 8
5 8
3 7
...

correct output
4

user output
4

Test 4

Group: 1

Verdict: ACCEPTED

input
10 4
9 1
6 8
7 1
5 7

correct output
3

user output
3

Test 5

Group: 1

Verdict: ACCEPTED

input
10 2
10 6
2 1

correct output
2

user output
2

Test 6

Group: 2

Verdict:

input
100 200
24 40
25 6
36 93
92 90
...

correct output
97

user output
57

Test 7

Group: 2

Verdict:

input
100 100
98 37
91 37
60 92
46 27
...

correct output
60

user output
45

Test 8

Group: 2

Verdict:

input
100 50
74 95
53 72
69 85
14 13
...

correct output
34

user output
29

Test 9

Group: 2

Verdict:

input
100 40
28 76
10 81
13 52
46 83
...

correct output
29

user output
27

Test 10

Group: 2

Verdict: ACCEPTED

input
100 20
27 35
72 92
56 4
64 80
...

correct output
18

user output
18

Test 11

Group: 3

Verdict:

input
100000 200000
89244 59358
22943 56710
63331 89437
56581 38400
...

correct output
102510

user output
66230

Test 12

Group: 3

Verdict:

input
100000 100000
21701 85599
61542 21474
38081 29362
46316 64038
...

correct output
60593

user output
49824

Test 13

Group: 3

Verdict:

input
100000 50000
86469 4833
16351 35505
59315 33011
95464 16985
...

correct output
35933

user output
33435

Test 14

Group: 3

Verdict:

input
100000 40000
5392 23534
63204 45619
74330 25925
59678 88427
...

correct output
30074

user output
28582

Test 15

Group: 3

Verdict:

input
100000 20000
80156 16531
71753 77661
7028 33389
17168 646
...

correct output
16882

user output
16610