Submission #157507

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
157507	2019-10-12T06:29:10 Z	keta_tsimakuridze	Arranging Shoes (IOI19_shoes)	C++14	50 / 100	424 ms	343672 KB

shoes

#include<bits/stdc++.h>
using namespace std;
long long noneg,k,b[1000005],curindex,cursum,ans,n,a[1000005];
queue<long long>q[500005];
vector<long long>s;
void update(int ind,int value) {
 
	for(int i=ind; i<=n; i+=i&(-i))
		b[i]+=value;
}
 
int curs(int ind1) {
	cursum=0;
	for(int i=ind1; i>=1; i-=i&(-i))
		cursum+=b[i];
	return  cursum;
}
int count_swaps(std:: vector<int>s) {
	noneg=100005; n=s.size();
	for(k=0; k<s.size(); k++){
	a[k+1]=s[k]; }
	for(k=1;k<=n;k++)
		update(k,1);
 
	for(k=1; k<=n; k++) {
		if(q[a[k]+noneg].size()>0) {
			curindex=q[a[k]+noneg].front();
			q[a[k]+noneg].pop();
			ans+=curs(k)-curs(curindex)-1;
			if(a[k]<0) ans++;
			update(k,-1);
			update(curindex,1);
		} else q[a[k]*(-1)+noneg].push(k);
	}
	return ans;
}

Compilation message

shoes.cpp: In function 'int count_swaps(std::vector<int>)':
shoes.cpp:20:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(k=0; k<s.size(); k++){
           ~^~~~~~~~~

Subtask #1

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	347 ms	336888 KB	Output is correct
2	Correct	349 ms	336960 KB	Output is correct

Subtask #2

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	347 ms	336888 KB	Output is correct
2	Correct	349 ms	336960 KB	Output is correct
3	Correct	342 ms	336988 KB	Output is correct
4	Correct	345 ms	336988 KB	Output is correct
5	Correct	346 ms	337016 KB	Output is correct
6	Correct	346 ms	336880 KB	Output is correct
7	Correct	345 ms	336888 KB	Output is correct
8	Correct	344 ms	336948 KB	Output is correct
9	Correct	343 ms	336888 KB	Output is correct
10	Correct	345 ms	336888 KB	Output is correct
11	Correct	346 ms	336980 KB	Output is correct
12	Correct	344 ms	337016 KB	Output is correct
13	Correct	366 ms	336976 KB	Output is correct
14	Correct	344 ms	336892 KB	Output is correct
15	Correct	347 ms	336888 KB	Output is correct
16	Correct	347 ms	336904 KB	Output is correct
17	Correct	345 ms	336888 KB	Output is correct
18	Correct	347 ms	336860 KB	Output is correct
19	Correct	345 ms	337168 KB	Output is correct
20	Correct	344 ms	336924 KB	Output is correct
21	Correct	346 ms	336908 KB	Output is correct
22	Correct	351 ms	336992 KB	Output is correct
23	Correct	346 ms	336880 KB	Output is correct
24	Correct	343 ms	336888 KB	Output is correct
25	Correct	351 ms	336860 KB	Output is correct
26	Correct	349 ms	336888 KB	Output is correct
27	Correct	348 ms	336888 KB	Output is correct
28	Correct	348 ms	337016 KB	Output is correct
29	Correct	343 ms	336888 KB	Output is correct
30	Correct	346 ms	336964 KB	Output is correct
31	Correct	345 ms	336888 KB	Output is correct
32	Correct	348 ms	336988 KB	Output is correct
33	Correct	344 ms	336888 KB	Output is correct
34	Correct	346 ms	336980 KB	Output is correct
35	Correct	353 ms	336960 KB	Output is correct
36	Correct	347 ms	336860 KB	Output is correct

Subtask #3

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	347 ms	336888 KB	Output is correct
2	Correct	349 ms	336960 KB	Output is correct
3	Correct	350 ms	337048 KB	Output is correct
4	Correct	345 ms	337016 KB	Output is correct
5	Correct	350 ms	336988 KB	Output is correct
6	Correct	347 ms	336856 KB	Output is correct
7	Correct	345 ms	336892 KB	Output is correct
8	Correct	346 ms	336888 KB	Output is correct
9	Correct	349 ms	336896 KB	Output is correct
10	Correct	349 ms	337020 KB	Output is correct
11	Correct	346 ms	336940 KB	Output is correct
12	Correct	345 ms	337016 KB	Output is correct
13	Correct	343 ms	337012 KB	Output is correct
14	Correct	345 ms	336888 KB	Output is correct
15	Correct	348 ms	336992 KB	Output is correct
16	Correct	344 ms	337032 KB	Output is correct
17	Correct	348 ms	337072 KB	Output is correct
18	Correct	350 ms	337092 KB	Output is correct
19	Correct	346 ms	336988 KB	Output is correct
20	Correct	373 ms	337532 KB	Output is correct
21	Correct	377 ms	337468 KB	Output is correct
22	Correct	388 ms	342928 KB	Output is correct
23	Correct	385 ms	342988 KB	Output is correct
24	Correct	386 ms	342904 KB	Output is correct
25	Incorrect	408 ms	343672 KB	Output isn't correct
26	Halted	0 ms	0 KB	-

Subtask #4

0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	351 ms	336936 KB	Output is correct
2	Correct	346 ms	337016 KB	Output is correct
3	Correct	345 ms	336940 KB	Output is correct
4	Correct	345 ms	336944 KB	Output is correct
5	Incorrect	424 ms	343004 KB	Output isn't correct
6	Halted	0 ms	0 KB	-

Subtask #5

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	347 ms	336888 KB	Output is correct
2	Correct	349 ms	336960 KB	Output is correct
3	Correct	342 ms	336988 KB	Output is correct
4	Correct	345 ms	336988 KB	Output is correct
5	Correct	346 ms	337016 KB	Output is correct
6	Correct	346 ms	336880 KB	Output is correct
7	Correct	345 ms	336888 KB	Output is correct
8	Correct	344 ms	336948 KB	Output is correct
9	Correct	343 ms	336888 KB	Output is correct
10	Correct	345 ms	336888 KB	Output is correct
11	Correct	346 ms	336980 KB	Output is correct
12	Correct	344 ms	337016 KB	Output is correct
13	Correct	366 ms	336976 KB	Output is correct
14	Correct	344 ms	336892 KB	Output is correct
15	Correct	347 ms	336888 KB	Output is correct
16	Correct	347 ms	336904 KB	Output is correct
17	Correct	345 ms	336888 KB	Output is correct
18	Correct	347 ms	336860 KB	Output is correct
19	Correct	345 ms	337168 KB	Output is correct
20	Correct	344 ms	336924 KB	Output is correct
21	Correct	346 ms	336908 KB	Output is correct
22	Correct	351 ms	336992 KB	Output is correct
23	Correct	346 ms	336880 KB	Output is correct
24	Correct	343 ms	336888 KB	Output is correct
25	Correct	351 ms	336860 KB	Output is correct
26	Correct	349 ms	336888 KB	Output is correct
27	Correct	348 ms	336888 KB	Output is correct
28	Correct	348 ms	337016 KB	Output is correct
29	Correct	343 ms	336888 KB	Output is correct
30	Correct	346 ms	336964 KB	Output is correct
31	Correct	345 ms	336888 KB	Output is correct
32	Correct	348 ms	336988 KB	Output is correct
33	Correct	344 ms	336888 KB	Output is correct
34	Correct	346 ms	336980 KB	Output is correct
35	Correct	353 ms	336960 KB	Output is correct
36	Correct	347 ms	336860 KB	Output is correct
37	Correct	344 ms	336948 KB	Output is correct
38	Correct	371 ms	337088 KB	Output is correct
39	Correct	343 ms	336940 KB	Output is correct
40	Correct	343 ms	337016 KB	Output is correct
41	Correct	345 ms	337140 KB	Output is correct
42	Correct	346 ms	337116 KB	Output is correct
43	Correct	370 ms	337148 KB	Output is correct
44	Correct	347 ms	336988 KB	Output is correct
45	Correct	345 ms	337016 KB	Output is correct
46	Correct	343 ms	336936 KB	Output is correct
47	Correct	342 ms	337016 KB	Output is correct
48	Correct	350 ms	337016 KB	Output is correct
49	Correct	345 ms	337016 KB	Output is correct
50	Correct	346 ms	337036 KB	Output is correct
51	Correct	343 ms	336976 KB	Output is correct
52	Correct	377 ms	336968 KB	Output is correct

Subtask #6

0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	347 ms	336888 KB	Output is correct
2	Correct	349 ms	336960 KB	Output is correct
3	Correct	342 ms	336988 KB	Output is correct
4	Correct	345 ms	336988 KB	Output is correct
5	Correct	346 ms	337016 KB	Output is correct
6	Correct	346 ms	336880 KB	Output is correct
7	Correct	345 ms	336888 KB	Output is correct
8	Correct	344 ms	336948 KB	Output is correct
9	Correct	343 ms	336888 KB	Output is correct
10	Correct	345 ms	336888 KB	Output is correct
11	Correct	346 ms	336980 KB	Output is correct
12	Correct	344 ms	337016 KB	Output is correct
13	Correct	366 ms	336976 KB	Output is correct
14	Correct	344 ms	336892 KB	Output is correct
15	Correct	347 ms	336888 KB	Output is correct
16	Correct	347 ms	336904 KB	Output is correct
17	Correct	345 ms	336888 KB	Output is correct
18	Correct	347 ms	336860 KB	Output is correct
19	Correct	345 ms	337168 KB	Output is correct
20	Correct	344 ms	336924 KB	Output is correct
21	Correct	346 ms	336908 KB	Output is correct
22	Correct	351 ms	336992 KB	Output is correct
23	Correct	346 ms	336880 KB	Output is correct
24	Correct	343 ms	336888 KB	Output is correct
25	Correct	351 ms	336860 KB	Output is correct
26	Correct	349 ms	336888 KB	Output is correct
27	Correct	348 ms	336888 KB	Output is correct
28	Correct	348 ms	337016 KB	Output is correct
29	Correct	343 ms	336888 KB	Output is correct
30	Correct	346 ms	336964 KB	Output is correct
31	Correct	345 ms	336888 KB	Output is correct
32	Correct	348 ms	336988 KB	Output is correct
33	Correct	344 ms	336888 KB	Output is correct
34	Correct	346 ms	336980 KB	Output is correct
35	Correct	353 ms	336960 KB	Output is correct
36	Correct	347 ms	336860 KB	Output is correct
37	Correct	350 ms	337048 KB	Output is correct
38	Correct	345 ms	337016 KB	Output is correct
39	Correct	350 ms	336988 KB	Output is correct
40	Correct	347 ms	336856 KB	Output is correct
41	Correct	345 ms	336892 KB	Output is correct
42	Correct	346 ms	336888 KB	Output is correct
43	Correct	349 ms	336896 KB	Output is correct
44	Correct	349 ms	337020 KB	Output is correct
45	Correct	346 ms	336940 KB	Output is correct
46	Correct	345 ms	337016 KB	Output is correct
47	Correct	343 ms	337012 KB	Output is correct
48	Correct	345 ms	336888 KB	Output is correct
49	Correct	348 ms	336992 KB	Output is correct
50	Correct	344 ms	337032 KB	Output is correct
51	Correct	348 ms	337072 KB	Output is correct
52	Correct	350 ms	337092 KB	Output is correct
53	Correct	346 ms	336988 KB	Output is correct
54	Correct	373 ms	337532 KB	Output is correct
55	Correct	377 ms	337468 KB	Output is correct
56	Correct	388 ms	342928 KB	Output is correct
57	Correct	385 ms	342988 KB	Output is correct
58	Correct	386 ms	342904 KB	Output is correct
59	Incorrect	408 ms	343672 KB	Output isn't correct
60	Halted	0 ms	0 KB	-