CSES - Datatähti Open 2017

Submission details
Task:	Mex value
Sender:	eduardische
Submission time:	2017-01-19 22:57:49 +0200
Language:	C++
Status:	READY
Result:	100

Feedback
group	verdict	score
#1	ACCEPTED	28
#2	ACCEPTED	72

Test results
test	verdict	time	group
#1	ACCEPTED	0.04 s	1	details
#2	ACCEPTED	0.03 s	1	details
#3	ACCEPTED	0.06 s	1	details
#4	ACCEPTED	0.03 s	1	details
#5	ACCEPTED	0.04 s	1	details
#6	ACCEPTED	0.03 s	1	details
#7	ACCEPTED	0.04 s	1	details
#8	ACCEPTED	0.04 s	1	details
#9	ACCEPTED	0.05 s	1	details
#10	ACCEPTED	0.05 s	1	details
#11	ACCEPTED	0.13 s	2	details
#12	ACCEPTED	0.14 s	2	details
#13	ACCEPTED	0.14 s	2	details
#14	ACCEPTED	0.10 s	2	details
#15	ACCEPTED	0.10 s	2	details
#16	ACCEPTED	0.13 s	2	details
#17	ACCEPTED	0.13 s	2	details
#18	ACCEPTED	0.12 s	2	details
#19	ACCEPTED	0.12 s	2	details
#20	ACCEPTED	0.11 s	2	details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:33:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d",&N,&K);
                      ^
input/code.cpp:37:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&data[i]);
                       ^

Code

#include <bits/stdc++.h>
#define MAXN 200005
#define MYINF 1000000000

using namespace std;

struct node {
	int l, r, ls, rs, cnt, val;
};

static struct node a[MAXN];

void ChangeNode (int point, int what, int how) {
	if (a[point].ls == -1) {
		a[point].cnt += how;
		if (a[point].cnt) {
			a[point].val = MYINF;
		} else {
			a[point].val = a[point].l;
		}
	} else {
		if (a[a[point].ls].r >= what) {
			ChangeNode(a[point].ls, what, how);
		} else {
			ChangeNode(a[point].rs, what, how);
		}
		a[point].val = min(a[a[point].ls].val, a[a[point].rs].val);
	}
}

int main () {
	int N, K;
	scanf("%d %d",&N,&K);
	static int data[MAXN];
	int i;
	for (i = 0; i < N; i++) {
		scanf("%d",&data[i]);
	}
	int r = 0;
	int w = 1;
	a[r].l = 0;
	a[r].r = N;
	a[r].ls = -1;
	a[r].rs = -1;
	a[r].cnt = 0;
	a[r].val = a[r].l;
	while (w > r) {
		if (a[r].r > a[r].l) {
			a[w].l = a[r].l;
			a[w].r = (a[r].l + a[r].r) / 2;
			a[w].ls = -1;
			a[w].rs = -1;
			a[w].cnt = 0;
			a[w].val = a[w].l;
			a[r].ls = w;
			w++;
			a[w].l = a[w-1].r + 1;
			a[w].r = a[r].r;
			a[w].ls = -1;
			a[w].rs = -1;
			a[w].cnt = 0;
			a[w].val = a[w].l;
			a[r].rs = w;
			w++;
		}
		r++;
	}
	for (i = 0; i < K; i++) {
		ChangeNode(0, min(data[i], N), 1);
	}
	printf("%d", a[0].val);
	for (i = K; i < N; i++) {
		ChangeNode(0, min(data[i-K], N), -1);
		ChangeNode(0, min(data[i], N), 1);
		printf(" %d", a[0].val);
	}
	printf("\n");
	return 0;
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
`100 10 1000000000 9 1 0 5 7 2 8 6 3 4...` view save

correct output
`4 10 9 1 1 1 1 1 1 1 1 4 10 3 ...` view save

user output
`4 10 9 1 1 1 1 1 1 1 1 4 10 3 ...` view save

Test 2

Group: 1

Verdict: ACCEPTED

input
`100 10 1000000000 4 3 8 1 0 9 5 7 2 6...` view save

correct output
`6 10 4 3 3 1 1 1 1 1 3 3 10 6 ...` view save

user output
`6 10 4 3 3 1 1 1 1 1 3 3 10 6 ...` view save

Test 3

Group: 1

Verdict: ACCEPTED

input
`100 10 1000000000 9 2 3 1 0 8 5 6 4 7...` view save

correct output
`7 10 9 2 2 1 0 1 1 1 2 9 10 4 ...` view save

user output
`7 10 9 2 2 1 0 1 1 1 2 9 10 4 ...` view save

Test 4

Group: 1

Verdict: ACCEPTED

input
`100 10 1000000000 3 0 4 6 5 7 1 2 8 9...` view save

correct output
`9 10 3 0 0 0 0 0 4 2 2 2 10 6 ...` view save

user output
`9 10 3 0 0 0 0 0 4 2 2 2 10 6 ...` view save

Test 5

Group: 1

Verdict: ACCEPTED

input
`100 10 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 ...` view save

correct output
`10 10 10 10 10 10 10 10 10 10 ...` view save

user output
`10 10 10 10 10 10 10 10 10 10 ...` view save

Test 6

Group: 1

Verdict: ACCEPTED

input
`100 10 1000000000 0 5 1 9 3 4 6 7 2 8...` view save

correct output
`8 10 0 5 1 1 1 1 1 5 2 5 10 0 ...` view save

user output
`8 10 0 5 1 1 1 1 1 5 2 5 10 0 ...` view save

Test 7

Group: 1

Verdict: ACCEPTED

input
`100 10 1000000000 1 2 9 3 8 0 4 7 5 6...` view save

correct output
`6 10 1 1 1 1 2 0 0 2 3 9 10 6 ...` view save

user output
`6 10 1 1 1 1 2 0 0 2 3 9 10 6 ...` view save

Test 8

Group: 1

Verdict: ACCEPTED

input
`100 10 1000000000 5 0 6 7 1 4 8 3 9 2...` view save

correct output
`2 10 5 0 0 0 0 0 0 0 0 1 10 9 ...` view save

user output
`2 10 5 0 0 0 0 0 0 0 0 1 10 9 ...` view save

Test 9

Group: 1

Verdict: ACCEPTED

input
`100 10 1000000000 7 3 0 1 4 9 2 5 6 8...` view save

correct output
`8 10 7 3 0 0 0 0 7 5 5 5 10 8 ...` view save

user output
`8 10 7 3 0 0 0 0 7 5 5 5 10 8 ...` view save

Test 10

Group: 1

Verdict: ACCEPTED

input
`100 10 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 ...` view save

correct output
`10 10 10 10 10 10 10 10 10 10 ...` view save

user output
`10 10 10 10 10 10 10 10 10 10 ...` view save

Test 11

Group: 2

Verdict: ACCEPTED

input
`100000 10000 1000000000 4786 3512 3285 1919...` view save

correct output
`9547 10000 4786 3512 3285 1919...` view save

user output
`9547 10000 4786 3512 3285 1919...` view save

Test 12

Group: 2

Verdict: ACCEPTED

input
`100000 10000 1000000000 7981 3955 790 45 34...` view save

correct output
`7657 10000 7981 3955 790 45 45...` view save

user output
`7657 10000 7981 3955 790 45 45...` view save

Test 13

Group: 2

Verdict: ACCEPTED

input
`100000 10000 1000000000 2329 1825 9435 3800...` view save

correct output
`5701 10000 2329 1825 1825 1825...` view save

user output
`5701 10000 2329 1825 1825 1825...` view save

Test 14

Group: 2

Verdict: ACCEPTED

input
`100000 10000 1000000000 2754 6029 8007 6286...` view save

correct output
`1423 10000 2754 2754 2754 2754...` view save

user output
`1423 10000 2754 2754 2754 2754...` view save

Test 15

Group: 2

Verdict: ACCEPTED

input
`100000 10000 0 1 2 3 4 5 6 7 8 9 10 11 12 1...` view save

correct output
`10000 10000 10000 10000 10000 ...` view save

user output
`10000 10000 10000 10000 10000 ...` view save

Test 16

Group: 2

Verdict: ACCEPTED

input
`100000 10000 1000000000 7560 4634 7044 3853...` view save

correct output
`9855 10000 7560 4634 4634 3853...` view save

user output
`9855 10000 7560 4634 4634 3853...` view save

Test 17

Group: 2

Verdict: ACCEPTED

input
`100000 10000 1000000000 7945 6674 3975 3002...` view save

correct output
`6373 10000 7945 6674 3975 3002...` view save

user output
`6373 10000 7945 6674 3975 3002...` view save

Test 18

Group: 2

Verdict: ACCEPTED

input
`100000 10000 1000000000 2506 6827 6871 8593...` view save

correct output
`2978 10000 2506 2506 2506 2506...` view save

user output
`2978 10000 2506 2506 2506 2506...` view save

Test 19

Group: 2

Verdict: ACCEPTED

input
`100000 10000 1000000000 2769 5036 539 4409 ...` view save

correct output
`2249 10000 2769 2769 539 539 5...` view save

user output
`2249 10000 2769 2769 539 539 5...` view save

Test 20

Group: 2

Verdict: ACCEPTED

input
`100000 10000 0 1 2 3 4 5 6 7 8 9 10 11 12 1...` view save

correct output
`10000 10000 10000 10000 10000 ...` view save

user output
`10000 10000 10000 10000 10000 ...` view save

Datatähti Open 2017

Mex value

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

Tasks

Submissions (eduardische)