CSES - Datatähti 2019 alku

Submission details
Task:	Leimasin
Sender:	Yytsi
Submission time:	2018-10-01 20:19:26 +0300
Language:	C++
Status:	READY
Result:	0

Feedback
subtask	verdict	score
#1	WRONG ANSWER	0
#2	WRONG ANSWER	0
#3	WRONG ANSWER	0

Test results
test	verdict	time	subtask
#1	ACCEPTED	0.02 s	1	details
#2	ACCEPTED	0.03 s	1	details
#3	ACCEPTED	0.02 s	1	details
#4	ACCEPTED	0.01 s	1	details
#5	ACCEPTED	0.01 s	1	details
#6	ACCEPTED	0.02 s	1	details
#7	ACCEPTED	0.02 s	1	details
#8	WRONG ANSWER	0.02 s	1	details
#9	ACCEPTED	0.03 s	1	details
#10	ACCEPTED	0.01 s	1	details
#11	ACCEPTED	0.01 s	1	details
#12	ACCEPTED	0.02 s	1	details
#13	ACCEPTED	0.02 s	1	details
#14	ACCEPTED	0.03 s	1	details
#15	ACCEPTED	0.01 s	2	details
#16	WRONG ANSWER	0.02 s	2	details
#17	ACCEPTED	0.02 s	2	details
#18	WRONG ANSWER	0.02 s	2	details
#19	ACCEPTED	0.02 s	2	details
#20	ACCEPTED	0.01 s	2	details
#21	WRONG ANSWER	0.01 s	2	details
#22	ACCEPTED	0.02 s	2	details
#23	ACCEPTED	0.01 s	2	details
#24	ACCEPTED	0.01 s	2	details
#25	ACCEPTED	0.01 s	2	details
#26	ACCEPTED	0.01 s	2	details
#27	ACCEPTED	0.02 s	2	details
#28	ACCEPTED	0.01 s	2	details
#29	ACCEPTED	0.02 s	3	details
#30	WRONG ANSWER	0.02 s	3	details
#31	WRONG ANSWER	0.02 s	3	details
#32	ACCEPTED	0.03 s	3	details
#33	ACCEPTED	0.01 s	3	details
#34	ACCEPTED	0.03 s	3	details
#35	WRONG ANSWER	0.01 s	3	details
#36	WRONG ANSWER	0.03 s	3	details
#37	ACCEPTED	0.02 s	3	details
#38	ACCEPTED	0.02 s	3	details
#39	ACCEPTED	0.01 s	3	details
#40	ACCEPTED	0.01 s	3	details
#41	ACCEPTED	0.01 s	3	details
#42	ACCEPTED	0.01 s	3	details

Compiler report

input/code.cpp: In function 'void hsh(std::__cxx11::string)':
input/code.cpp:3:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define FOR(i, a, b) for (int i=a; i<(b); i++)
                                     ^
input/code.cpp:41:2: note: in expansion of macro 'FOR'
  FOR(i,1,x.size()) {
  ^~~

Code

#include <bits/stdc++.h>
using namespace std;
#define FOR(i, a, b) for (int i=a; i<(b); i++)
#define IO ios_base::sync_with_stdio(0); cin.tie(0)
#define ff first
#define ss second
#define pb push_back
#define INF 2147483647
#define LINF (1LL<<61LL)
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

#define N 1003
ll A = 911382323, B = 972663749;
ll pA[N];
ll H[N], HASH[N];
ll pre[N], suff[N];
int n, m;
vector<int> pres;
vector<int> full;

// 0-indexed
ll rq(int a, int b) {
	if (a == 0) return H[b];
	ll h = (H[b]-H[a-1]*pA[b-a+1])%B;
	if (h<0) h+=B;
	return h;
}

ll ran(int a, int b) {
	if (a==0) return HASH[b];
	ll h = (HASH[b]-HASH[a-1]*pA[b-a+1])%B;
	if (h<0) h+=B;
	return h;
}

void hsh(string x) {
	HASH[0] = x[0];
	FOR(i,1,x.size()) {
		HASH[i] = (HASH[i-1]*A+x[i])%B;
	}
	FOR(l,0,m) {
		ll a = ran(0, l);
		ll b = ran(m-1-l,m-1);
		if (a < 0) a += B;
		if (b < 0) b += B;
		pre[l+1] = a;
		suff[l+1] = b;
	}
}

ll pure(const string& x) {
	ll h = 0;
	for (char c:x) h=(h*A+(ll)c)%B;
	return h;
}

string s, L;
string w = "";
void paint(int p) {
	FOR(j,0,m) w[j+p] = L[j]; 
}

int main() {
	IO;
	cin>>s; cin>>L;
	n = s.size();
	m = L.size();
	FOR(j,0,n) w+="?";
	
	pA[0] = 1;
	H[0] = s[0];
	FOR(i,1,n+1) {
		H[i] = (H[i-1]*A+s[i])%B;
		pA[i] = pA[i-1]*A%B;
	}
	
	hsh(L);
	int i = 0;
	for (;i<n;) {
		// Find block length!
		bool found = false;
		for (int l=m; l>0; l--) {
			if (i+l-1 >= n) continue;
			ll slice = rq(i,i+l-1);
			//cout<<"slice: ("<<i<<","<<i+l-1<<")\n";
			
			if (slice == pre[l]) {
				if (i+m-1 < n) {
					if (l!=m) pres.pb(i+1);
					else full.pb(i+1);
					//cout<<"flip on "<<i+1<<"\n";
					i += l;
					found = true;
					break;
				}
			}
			if (slice == suff[l]) {
				int p = i+l-1;
				if (p-m+1 >= 0) {
					int crd = i-(m-l)+1;
					if (l!=m) pres.pb(crd);
					else full.pb(crd);
					//cout<<"flip on "<<crd<<"\n";
					i += l;
					found = true;
					break;
				}
			}
		}
		
		if (found) continue;
		// not found :(
		cout<<-1<<"\n";
		exit(0);
	}
	
	cout<<pres.size()+full.size()<<"\n";
	sort(pres.begin(), pres.end());
	reverse(pres.begin(), pres.end());
	for (int pr : pres) cout<<pr<<" ";
	for (int f : full) cout<<f<<" ";
}

Test details

Test 1

Subtask: 1

Verdict: ACCEPTED

input
`BBBBBBBBBB B` view save

correct output
`10 10 9 8 7 6 5 4 3 2 1` view save

user output
`10 1 2 3 4 5 6 7 8 9 10` view save

Test 2

Subtask: 1

Verdict: ACCEPTED

input
`AABBABABAB AB` view save

correct output
`6 1 9 7 5 3 2` view save

user output
`6 3 1 2 5 7 9` view save

Test 3

Subtask: 1

Verdict: ACCEPTED

input
`AABAAABAAA AABAA` view save

correct output
`4 6 5 2 1` view save

user output
`3 6 5 1` view save

Test 4

Subtask: 1

Verdict: ACCEPTED

input
`BAAAAAABBB BAAAAAABB` view save

correct output
`2 2 1` view save

user output
`2 2 1` view save

Test 5

Subtask: 1

Verdict: ACCEPTED

input
`AAABBABBAA AAABBABBAA` view save

correct output
`1 1` view save

user output
`1 1` view save

Test 6

Subtask: 1

Verdict: ACCEPTED

input
`GGGGGGGGGG G` view save

correct output
`10 10 9 8 7 6 5 4 3 2 1` view save

user output
`10 1 2 3 4 5 6 7 8 9 10` view save

Test 7

Subtask: 1

Verdict: ACCEPTED

input
`QUUQUUQUQU QU` view save

correct output
`6 9 7 5 4 2 1` view save

user output
`6 5 2 1 4 7 9` view save

Test 8

Subtask: 1

Verdict: WRONG ANSWER

input
`DWXDWDWXHJ DWXHJ` view save

correct output
`3 1 4 6` view save

user output
`3 4 1 6` view save

Test 9

Subtask: 1

Verdict: ACCEPTED

input
`FSOCRDGQBB FSOCRDGQB` view save

correct output
`2 2 1` view save

user output
`2 2 1` view save

Test 10

Subtask: 1

Verdict: ACCEPTED

input
`OETMIMPUPD OETMIMPUPD` view save

correct output
`1 1` view save

user output
`1 1` view save

Test 11

Subtask: 1

Verdict: ACCEPTED

input
`DOWEUOWUEU DOWEU` view save

correct output
`-1` view save

user output
`-1` view save

Test 12

Subtask: 1

Verdict: ACCEPTED

input
`JQZYVSIWTE JQZVYSIWTE` view save

correct output
`-1` view save

user output
`-1` view save

Test 13

Subtask: 1

Verdict: ACCEPTED

input
`ABABABABA ABA` view save

correct output
`4 7 5 3 1` view save

user output
`4 7 5 3 1` view save

Test 14

Subtask: 1

Verdict: ACCEPTED

input
`AAAAAAAAAA AAAAAAAAAB` view save

correct output
`-1` view save

user output
`-1` view save

Test 15

Subtask: 2

Verdict: ACCEPTED

input
`BBBBBBBBBBBBBBBBBBBBBBBBBBBBBB...` view save

correct output
`100 100 99 98 97 96 95 94 93 92 91...` view save

user output
`100 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` Truncated

Test 16

Subtask: 2

Verdict: WRONG ANSWER

input
`BABABAAAAAAAAAAAAAAAAAABABAAAA...` view save

correct output
`36 87 43 24 1 91 79 69 68 67 66 6...` view save

user output
`15 91 89 69 53 43 33 24 14 10 3 1...` view save

Test 17

Subtask: 2

Verdict: ACCEPTED

input
`ABABAAAAABABBBBAAAABBBBAABBBBB...` view save

correct output
`22 51 50 43 41 31 28 26 24 21 20 ...` view save

user output
`5 51 50 43 41 1` view save

Test 18

Subtask: 2

Verdict: WRONG ANSWER

input
`AAABABAAAABBBBBABABBAABBABABBA...` view save

correct output
`2 1 2` view save

user output
`2 2 1` view save

Test 19

Subtask: 2

Verdict: ACCEPTED

input
`AABABBBBBBAABBABABBBBBBAABBAAA...` view save

correct output
`1 1` view save

user output
`1 1` view save

Test 20

Subtask: 2

Verdict: ACCEPTED

input
`SSSSSSSSSSSSSSSSSSSSSSSSSSSSSS...` view save

correct output
`100 100 99 98 97 96 95 94 93 92 91...` view save

user output
`100 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` Truncated

Test 21

Subtask: 2

Verdict: WRONG ANSWER

input
`NNNININIMNIMKLMXCNIMKLMXCDEIMK...` view save

correct output
`18 1 2 3 74 5 79 58 7 84 64 37 10...` view save

user output
`-1` view save

Test 22

Subtask: 2

Verdict: ACCEPTED

input
`VYQFNHMVTKOEYCXWINLKLHVFMEPQEU...` view save

correct output
`3 51 2 1` view save

user output
`2 1 51` view save

Test 23

Subtask: 2

Verdict: ACCEPTED

input
`IISNROLHLOJIWPTVFHFLUQRIROVLYP...` view save

correct output
`2 1 2` view save

user output
`2 1 2` view save

Test 24

Subtask: 2

Verdict: ACCEPTED

input
`WPMEMERJXXADLKONUZPUUFTPSXDHIV...` view save

correct output
`1 1` view save

user output
`1 1` view save

Test 25

Subtask: 2

Verdict: ACCEPTED

input
`LNSBGZAWFJZAWFJWFJLNSBLNSBGZAL...` view save

correct output
`-1` view save

user output
`-1` view save

Test 26

Subtask: 2

Verdict: ACCEPTED

input
`IPIPYFUMRIPYFUMRLPIIIPYFIPYFUM...` view save

correct output
`-1` view save

user output
`-1` view save

Test 27

Subtask: 2

Verdict: ACCEPTED

input
`ABABABABABABABABABABABABABABAB...` view save

correct output
`49 97 95 93 91 89 87 85 83 81 79 ...` view save

user output
`49 97 95 93 91 89 87 85 83 81 79 ...` Truncated

Test 28

Subtask: 2

Verdict: ACCEPTED

input
`AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...` view save

correct output
`-1` view save

user output
`-1` view save

Test 29

Subtask: 3

Verdict: ACCEPTED

input
`BBBBBBBBBBBBBBBBBBBBBBBBBBBBBB...` view save

correct output
`1000 1000 999 998 997 996 995 994 9...` view save

user output
`1000 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` Truncated

Test 30

Subtask: 3

Verdict: WRONG ANSWER

input
`BBBBBBBBAABBBBBBBBAABBBBBBBAAB...` view save

correct output
`218 1 626 607 519 415 5 975 957 92...` view save

user output
`203 991 990 981 980 979 971 970 96...` Truncated

Test 31

Subtask: 3

Verdict: WRONG ANSWER

input
`AABBBABAABABAAABBAAAAAAABBBAAB...` view save

correct output
`55 569 639 403 761 663 437 172 90...` view save

user output
`116 901 900 897 895 881 878 818 80...` Truncated

Test 32

Subtask: 3

Verdict: ACCEPTED

input
`ABBAAABAAABAAAAABBABABBABBABBB...` view save

correct output
`2 2 1` view save

user output
`2 2 1` view save

Test 33

Subtask: 3

Verdict: ACCEPTED

input
`BAAABBABBBAAAABAAAABBBBABAABAA...` view save

correct output
`1 1` view save

user output
`1 1` view save

Test 34

Subtask: 3

Verdict: ACCEPTED

input
`UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU...` view save

correct output
`1000 1000 999 998 997 996 995 994 9...` view save

user output
`1000 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` Truncated

Test 35

Subtask: 3

Verdict: WRONG ANSWER

input
`KSBMRKKSBMRZXBDKSKSBMRZXBDAMRZ...` view save

correct output
`178 723 731 1 935 857 820 760 735 ...` view save

user output
`-1` view save

Test 36

Subtask: 3

Verdict: WRONG ANSWER

input
`ILYLILYLVJILYLVJZCCQDLFRLSXZDM...` view save

correct output
`21 671 54 747 504 113 1 856 764 5...` view save

user output
`-1` view save

Test 37

Subtask: 3

Verdict: ACCEPTED

input
`ZZJZNKHDLJBPXIAZNJIIGBEEJFSDAF...` view save

correct output
`2 1 2` view save

user output
`2 1 2` view save

Test 38

Subtask: 3

Verdict: ACCEPTED

input
`FIMWTOLSRKOWYDPCOFUJZMXJEJFKSU...` view save

correct output
`1 1` view save

user output
`1 1` view save

Test 39

Subtask: 3

Verdict: ACCEPTED

input
`AIVHCGUMKSTIYBRNPONXHRFVBKPYHX...` view save

correct output
`-1` view save

user output
`-1` view save

Test 40

Subtask: 3

Verdict: ACCEPTED

input
`QPMSLIDCLFLBEXGVVQQNSVKJYXGETC...` view save

correct output
`-1` view save

user output
`-1` view save

Test 41

Subtask: 3

Verdict: ACCEPTED

input
`ABABABABABABABABABABABABABABAB...` view save

correct output
`499 997 995 993 991 989 987 985 98...` view save

user output
`499 997 995 993 991 989 987 985 98...` Truncated

Test 42

Subtask: 3

Verdict: ACCEPTED

input
`AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...` view save

correct output
`-1` view save

user output
`-1` view save

Datatähti 2019 alku

Leimasin

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

Tasks

Submissions (Yytsi)