CSES - Putka Open 2015 – finaali

CSES - Putka Open 2015 – finaali - Results

Submission details
Task:	Turnaus
Sender:
Submission time:	2015-12-20 14:11:06 +0200
Language:	C++
Status:	READY
Result:	100

Feedback
group	verdict	score
#1	ACCEPTED	19
#2	ACCEPTED	42
#3	ACCEPTED	39

Test results
test	verdict	time	group
#1	ACCEPTED	0.06 s	1	details
#2	ACCEPTED	0.06 s	1	details
#3	ACCEPTED	0.06 s	1	details
#4	ACCEPTED	0.05 s	1	details
#5	ACCEPTED	0.06 s	1	details
#6	ACCEPTED	0.06 s	2	details
#7	ACCEPTED	0.07 s	2	details
#8	ACCEPTED	0.06 s	2	details
#9	ACCEPTED	0.06 s	2	details
#10	ACCEPTED	0.06 s	2	details
#11	ACCEPTED	0.06 s	3	details
#12	ACCEPTED	0.06 s	3	details
#13	ACCEPTED	0.05 s	3	details
#14	ACCEPTED	0.05 s	3	details
#15	ACCEPTED	0.05 s	3	details
#16	ACCEPTED	0.07 s	3	details
#17	ACCEPTED	0.10 s	3	details
#18	ACCEPTED	0.09 s	3	details
#19	ACCEPTED	0.07 s	3	details
#20	ACCEPTED	0.07 s	3	details

Code

#include <iostream>
#include <vector>
#include <cassert>
using namespace std;
const int MN=1<<20;
int xs[MN];
vector<int> ys[MN];
typedef pair<int,int> P;
vector<P> res;
int main() {
	int n;
	cin>>n;
	int sum=0;
	for(int i=0; i<n; ++i) {
		int x;
		cin>>x;
		if (x>=n) {
			cout<<"QAQ\n";
			return 0;
		}
		xs[i]=x;
		ys[x].push_back(i+1);
		sum+=x;
	}
	if (sum%2) {
		cout<<"QAQ\n";
		return 0;
	}
	for(int x=n; x>0; ) {
		if (ys[x].empty()) {
			x--;
			continue;
		}
		int a=ys[x].back();
		ys[x].pop_back();
		int z=x;
		int k=x;
		while(z > (int)ys[k].size() && k>0) {
			z -= ys[k].size();
			--k;
		}
		if (k==0) {
			cout<<"QAQ\n";
			return 0;
		}
		for(int i=k; i<=x; ++i) {
			int low=i==k ? ys[k].size()-z : 0;
			while((int)ys[i].size() > low) {
				int b = ys[i].back();
				res.push_back(P(a,b));
				ys[i].pop_back();
				ys[i-1].push_back(b);
			}
		}
	}
	assert((int)res.size() == sum/2);
	cout<<res.size()<<'\n';
	for(P p:res) {
		cout<<p.first<<' '<<p.second<<'\n';
	}
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
`10 5 4 2 6 6 3 4 7 8 5` view save

correct output
`25 9 8 9 5 9 4 9 10 ...` view save

user output
`25 9 6 9 7 9 2 9 10 ...` view save

Test 2

Group: 1

Verdict: ACCEPTED

input
`10 6 4 4 6 5 6 1 2 1 7` view save

correct output
`21 10 6 10 4 10 1 10 5 ...` view save

user output
`21 10 8 10 3 10 2 10 5 ...` view save

Test 3

Group: 1

Verdict: ACCEPTED

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

correct output
`13 10 2 10 5 10 3 10 1 ...` view save

user output
`13 10 9 10 4 10 5 10 3 ...` view save

Test 4

Group: 1

Verdict: ACCEPTED

input
`10 4 4 4 6 3 5 7 1 5 9` view save

correct output
`24 10 7 10 4 10 9 10 6 ...` view save

user output
`24 10 8 10 5 10 3 10 2 ...` view save

Test 5

Group: 1

Verdict: ACCEPTED

input
`10 5 8 5 5 8 4 0 1 4 0` view save

correct output
`QAQ` view save

user output
`QAQ` view save

Test 6

Group: 2

Verdict: ACCEPTED

input
`100 57 62 69 61 64 62 56 58 61 58 ...` view save

correct output
`2850 96 89 96 100 96 91 96 68 ...` view save

user output
`2850 96 97 96 83 96 84 96 62 ...` view save

Test 7

Group: 2

Verdict: ACCEPTED

input
`100 52 56 50 52 63 53 56 65 47 55 ...` view save

correct output
`2813 97 100 97 77 97 75 97 89 ...` view save

user output
`2813 97 95 97 79 97 94 97 52 ...` view save

Test 8

Group: 2

Verdict: ACCEPTED

input
`100 52 58 46 54 55 51 48 49 53 45 ...` view save

correct output
`2421 90 97 90 78 90 61 90 94 ...` view save

user output
`2421 90 83 90 99 90 95 90 76 ...` view save

Test 9

Group: 2

Verdict: ACCEPTED

input
`100 53 44 41 54 34 44 44 51 42 38 ...` view save

correct output
`2145 99 87 99 88 99 93 99 82 ...` view save

user output
`2145 99 77 99 67 99 70 99 81 ...` view save

Test 10

Group: 2

Verdict: ACCEPTED

input
`100 51 2 34 17 16 53 56 37 11 94 4...` view save

correct output
`QAQ` view save

user output
`QAQ` view save

Test 11

Group: 3

Verdict: ACCEPTED

input
`100 49 55 47 49 57 47 59 52 51 52 ...` view save

correct output
`2674 96 87 96 80 96 89 96 74 ...` view save

user output
`2674 96 95 96 77 96 92 96 59 ...` view save

Test 12

Group: 3

Verdict: ACCEPTED

input
`100 44 49 47 50 46 45 46 43 45 53 ...` view save

correct output
`2361 100 96 100 88 100 99 100 81 ...` view save

user output
`2361 100 94 100 65 100 97 100 74 ...` view save

Test 13

Group: 3

Verdict: ACCEPTED

input
`100 55 50 46 47 48 54 59 51 50 43 ...` view save

correct output
`2318 92 85 92 71 92 53 92 56 ...` view save

user output
`2318 92 95 92 59 92 42 92 52 ...` view save

Test 14

Group: 3

Verdict: ACCEPTED

input
`100 45 51 47 56 47 51 47 55 57 41 ...` view save

correct output
`2464 87 84 87 89 87 73 87 88 ...` view save

user output
`2464 87 71 87 53 87 66 87 41 ...` view save

Test 15

Group: 3

Verdict: ACCEPTED

input
`100 40 95 88 91 27 5 93 69 46 50 7...` view save

correct output
`QAQ` view save

user output
`QAQ` view save

Test 16

Group: 3

Verdict: ACCEPTED

input
`100000 25 24 26 22 24 31 23 22 16 32 ...` view save

correct output
`100000 15 10 15 14 15 6 15 12 ...` view save

user output
`100000 15 614 15 274 15 184 15 172 ...` view save

Test 17

Group: 3

Verdict: ACCEPTED

input
`100000 27 24 25 26 18 32 26 19 21 19 ...` view save

correct output
`100000 6 66 6 37 6 16 6 62 ...` view save

user output
`100000 6 230 6 211 6 186 6 105 ...` view save

Test 18

Group: 3

Verdict: ACCEPTED

input
`100000 22 28 23 31 26 31 25 27 22 29 ...` view save

correct output
`100000 16 12 16 6 16 4 16 30 ...` view save

user output
`100000 16 226 16 46 16 44 16 449 ...` view save

Test 19

Group: 3

Verdict: ACCEPTED

input
`100000 19 26 25 24 25 29 20 23 30 22 ...` view save

correct output
`100000 9 27 9 6 9 207 9 156 ...` view save

user output
`100000 9 2402 9 1240 9 819 9 351 ...` view save

Test 20

Group: 3

Verdict: ACCEPTED

input
`100000 1 2 3 2 1 4 2 0 5 3 3 3 4 4 3 ...` view save

correct output
`QAQ` view save

user output
`QAQ` view save

Putka Open 2015 – finaali

Turnaus

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

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