CSES - BAPC 2017

CSES - BAPC 2017 - Results

Submission details
Task:	Going Dutch
Sender:	Antti Röyskö
Submission time:	2017-10-24 18:56:53 +0300
Language:	C++
Status:	READY
Result:	WRONG ANSWER

Test results
test	verdict	time
#1	WRONG ANSWER	0.08 s	details
#2	WRONG ANSWER	0.05 s	details
#3	WRONG ANSWER	0.39 s	details
#4	WRONG ANSWER	0.05 s	details
#5	WRONG ANSWER	0.09 s	details
#6	WRONG ANSWER	0.03 s	details
#7	WRONG ANSWER	0.36 s	details
#8	WRONG ANSWER	0.10 s	details
#9	WRONG ANSWER	0.05 s	details
#10	WRONG ANSWER	0.06 s	details
#11	WRONG ANSWER	0.04 s	details
#12	WRONG ANSWER	0.43 s	details
#13	WRONG ANSWER	0.07 s	details
#14	WRONG ANSWER	0.09 s	details
#15	WRONG ANSWER	0.49 s	details
#16	ACCEPTED	0.05 s	details
#17	ACCEPTED	0.04 s	details
#18	ACCEPTED	0.03 s	details
#19	WRONG ANSWER	0.07 s	details
#20	ACCEPTED	0.04 s	details
#21	ACCEPTED	0.06 s	details
#22	ACCEPTED	0.05 s	details
#23	WRONG ANSWER	0.04 s	details
#24	WRONG ANSWER	0.05 s	details
#25	WRONG ANSWER	0.04 s	details
#26	ACCEPTED	0.04 s	details
#27	ACCEPTED	0.04 s	details
#28	ACCEPTED	0.06 s	details
#29	ACCEPTED	0.03 s	details
#30	WRONG ANSWER	0.03 s	details
#31	WRONG ANSWER	0.03 s	details
#32	ACCEPTED	0.03 s	details
#33	ACCEPTED	0.03 s	details
#34	WRONG ANSWER	0.03 s	details
#35	ACCEPTED	0.05 s	details
#36	WRONG ANSWER	0.04 s	details
#37	ACCEPTED	0.05 s	details
#38	WRONG ANSWER	0.04 s	details
#39	WRONG ANSWER	0.04 s	details
#40	WRONG ANSWER	0.04 s	details
#41	ACCEPTED	0.05 s	details
#42	WRONG ANSWER	0.04 s	details
#43	ACCEPTED	0.07 s	details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:27:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0; i < v1.size(); ++i) {
                              ^
input/code.cpp:30:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0; i < v2.size(); ++i) {
                              ^
input/code.cpp:40:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0; i < v1.size(); ++i) {
                              ^

Code

#include <bits/stdc++.h>
using namespace std;
int t[22];
int main() {
	int m,n;
	cin>>m>>n;
	for(int i = 0; i < n; ++i) {
		int a,b,p;
		cin>>a>>b>>p;
		t[b] += p;
		t[a] -= p;
	}
	vector<int> v1;
	vector<int> v2;
	for(int i = 0; i < m; ++i) {
		if(t[i] < 0) v1.push_back(t[i]);
		if(t[i] > 0) v2.push_back(t[i]);
	}
	if(v1.size() == 0) {
		cout<<0<<endl;
		return 0;
	}
	if(v1.size() > v2.size()) {
		swap(v1, v2);
	}
	if(v1[0] > 0) {
		for(int i = 0; i < v1.size(); ++i) {
			v1[i] = -v1[i];
		}
		for(int i = 0; i < v2.size(); ++i) {
			v2[i] = -v2[i];
		}
	}
	sort(v1.begin(), v1.end());
	int ans = 1e9;
	do {
		int res = 0;
		int p2 = 0;
		auto v3 = v2;
		for(int i = 0; i < v1.size(); ++i) {
			int val = v1[i];
			while(val < 0) {
				int q = min(-val, v3[p2]);
				v3[p2] -= q;
				val += q;
				res++;
				if(v3[p2] == 0) ++p2;
			}

		}
		ans = min(ans, res);

	} while(next_permutation(v1.begin(), v1.end()));

	cout<<ans<<'\n';
}

Test details

Test 1

Verdict: WRONG ANSWER

input
`20 144 0 1 1000 0 1 1000 0 1 1000 0 1 1000 ...` view save

correct output
`16` view save

user output
`18` view save

Test 2

Verdict: WRONG ANSWER

input
`20 121 1 0 578 0 2 1000 0 2 1000 0 2 1000 ...` view save

correct output
`17` view save

user output
`19` view save

Test 3

Verdict: WRONG ANSWER

input
`20 144 0 1 1000 0 1 1000 0 1 883 0 2 1000 ...` view save

correct output
`17` view save

user output
`19` view save

Test 4

Verdict: WRONG ANSWER

input
`20 119 1 0 1000 1 0 1000 1 0 1000 1 0 1000 ...` view save

correct output
`16` view save

user output
`19` view save

Test 5

Verdict: WRONG ANSWER

input
`20 167 0 1 1000 0 1 219 0 2 1000 0 2 1000 ...` view save

correct output
`16` view save

user output
`18` view save

Test 6

Verdict: WRONG ANSWER

input
`20 116 1 0 1000 1 0 1000 1 0 1000 1 0 1000 ...` view save

correct output
`16` view save

user output
`19` view save

Test 7

Verdict: WRONG ANSWER

input
`20 160 1 0 1000 1 0 1000 1 0 1000 1 0 1000 ...` view save

correct output
`16` view save

user output
`19` view save

Test 8

Verdict: WRONG ANSWER

input
`20 123 0 1 1000 0 1 1000 0 1 1000 0 1 1000 ...` view save

correct output
`16` view save

user output
`19` view save

Test 9

Verdict: WRONG ANSWER

input
`20 170 0 1 1000 0 1 1000 0 1 1000 0 1 1000 ...` view save

correct output
`16` view save

user output
`19` view save

Test 10

Verdict: WRONG ANSWER

input
`20 210 1 0 1000 1 0 1000 1 0 1000 1 0 1000 ...` view save

correct output
`15` view save

user output
`19` view save

Test 11

Verdict: WRONG ANSWER

input
`20 100 1 0 1000 1 0 1000 1 0 420 0 2 1000 ...` view save

correct output
`15` view save

user output
`18` view save

Test 12

Verdict: WRONG ANSWER

input
`20 123 1 0 1000 1 0 1000 1 0 1000 1 0 1000 ...` view save

correct output
`15` view save

user output
`19` view save

Test 13

Verdict: WRONG ANSWER

input
`20 138 1 0 1000 1 0 1000 1 0 1000 1 0 1000 ...` view save

correct output
`14` view save

user output
`19` view save

Test 14

Verdict: WRONG ANSWER

input
`20 132 1 0 1000 1 0 1000 1 0 1000 1 0 1000 ...` view save

correct output
`15` view save

user output
`18` view save

Test 15

Verdict: WRONG ANSWER

input
`20 141 0 1 1000 0 1 1000 0 1 1000 0 1 1000 ...` view save

correct output
`15` view save

user output
`18` view save

Test 16

Verdict: ACCEPTED

input
`20 380 0 1 20 0 2 20 0 3 20 0 4 20 ...` view save

correct output
`0` view save

user output
`0` view save

Test 17

Verdict: ACCEPTED

input
`20 0` view save

correct output
`0` view save

user output
`0` view save

Test 18

Verdict: ACCEPTED

input
`3 1000 0 1 1000 0 1 1000 0 1 1000 0 1 1000 ...` view save

correct output
`1` view save

user output
`1` view save

Test 19

Verdict: WRONG ANSWER

input
`13 12 1 0 1 2 0 1 3 0 10 4 0 10 ...` view save

correct output
`9` view save

user output
`10` view save

Test 20

Verdict: ACCEPTED

input
`20 1 0 1 1` view save

correct output
`1` view save

user output
`1` view save

Test 21

Verdict: ACCEPTED

input
`20 10 0 1 1 2 3 1 4 5 1 6 7 1 ...` view save

correct output
`10` view save

user output
`10` view save

Test 22

Verdict: ACCEPTED

input
`6 49 0 4 3 3 0 1 5 0 10 1 0 1 ...` view save

correct output
`5` view save

user output
`5` view save

Test 23

Verdict: WRONG ANSWER

input
`9 50 8 7 4 8 2 7 0 4 2 4 5 1 ...` view save

correct output
`5` view save

user output
`6` view save

Test 24

Verdict: WRONG ANSWER

input
`20 296 6 11 22 15 11 1 9 4 1 8 6 4 ...` view save

correct output
`16` view save

user output
`18` view save

Test 25

Verdict: WRONG ANSWER

input
`20 999 18 17 1 8 15 1 15 6 3 1 19 5 ...` view save

correct output
`12` view save

user output
`15` view save

Test 26

Verdict: ACCEPTED

input
`20 997 1 0 1 0 19 14 13 3 8 6 13 8 ...` view save

correct output
`10` view save

user output
`10` view save

Test 27

Verdict: ACCEPTED

input
`5 10 4 3 2 0 1 4 3 4 7 3 0 1 ...` view save

correct output
`3` view save

user output
`3` view save

Test 28

Verdict: ACCEPTED

input
`20 26 12 13 7 19 16 2 15 14 2 4 3 1 ...` view save

correct output
`8` view save

user output
`8` view save

Test 29

Verdict: ACCEPTED

input
`9 6 0 1 2 0 2 1 3 4 2 3 5 1 ...` view save

correct output
`6` view save

user output
`6` view save

Test 30

Verdict: WRONG ANSWER

input
`18 16 0 1 1 0 2 1 3 4 1 3 5 1 ...` view save

correct output
`12` view save

user output
`14` view save

Test 31

Verdict: WRONG ANSWER

input
`20 14 0 1 1 0 2 1 3 4 1 3 5 1 ...` view save

correct output
`11` view save

user output
`12` view save

Test 32

Verdict: ACCEPTED

input
`20 11 0 1 2 3 2 1 5 4 1 6 8 2 ...` view save

correct output
`11` view save

user output
`11` view save

Test 33

Verdict: ACCEPTED

input
`20 11 0 1 2 3 2 1 5 4 1 6 8 4 ...` view save

correct output
`11` view save

user output
`11` view save

Test 34

Verdict: WRONG ANSWER

input
`9 6 4 8 6 4 5 2 2 6 5 3 7 5 ...` view save

correct output
`6` view save

user output
`7` view save

Test 35

Verdict: ACCEPTED

input
`9 8 0 1 23 0 2 20 3 4 4 5 2 2 ...` view save

correct output
`7` view save

user output
`7` view save

Test 36

Verdict: WRONG ANSWER

input
`15 13 1 0 1 2 0 1 3 5 5 4 5 5 ...` view save

correct output
`12` view save

user output
`13` view save

Test 37

Verdict: ACCEPTED

input
`15 13 0 2 1000 1 2 1000 3 4 800 3 5 400 ...` view save

correct output
`12` view save

user output
`12` view save

Test 38

Verdict: WRONG ANSWER

input
`18 16 0 2 1 1 2 1 3 7 10 4 7 10 ...` view save

correct output
`15` view save

user output
`16` view save

Test 39

Verdict: WRONG ANSWER

input
`20 18 0 1 1 0 2 1 0 3 1 4 5 5 ...` view save

correct output
`16` view save

user output
`18` view save

Test 40

Verdict: WRONG ANSWER

input
`20 42 0 1 1000 0 1 1000 0 1 1000 0 1 1000 ...` view save

correct output
`16` view save

user output
`18` view save

Test 41

Verdict: ACCEPTED

input
`20 18 0 1 1000 0 1 1000 0 1 1000 0 1 1000 ...` view save

correct output
`6` view save

user output
`6` view save

Test 42

Verdict: WRONG ANSWER

input
`20 15 1 0 1 3 0 1 5 2 1 6 2 1 ...` view save

correct output
`13` view save

user output
`14` view save

Test 43

Verdict: ACCEPTED

input
`20 2 3 8 1 15 7 1` view save

correct output
`2` view save

user output
`2` view save

BAPC 2017

Going Dutch

Compiler report

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

Test 21

Test 22

Test 23

Test 24

Test 25

Test 26

Test 27

Test 28

Test 29

Test 30

Test 31

Test 32

Test 33

Test 34

Test 35

Test 36

Test 37

Test 38

Test 39

Test 40

Test 41

Test 42

Test 43

Tasks

Submissions (Antti Röyskö)