Task: | Leimasin |
Sender: | Yytsi |
Submission time: | 2018-10-03 13:57:23 +0300 |
Language: | C++ |
Status: | READY |
Result: | 29 |
group | verdict | score |
---|---|---|
#1 | ACCEPTED | 29 |
#2 | WRONG ANSWER | 0 |
#3 | WRONG ANSWER | 0 |
test | verdict | time | group | |
---|---|---|---|---|
#1 | ACCEPTED | 0.03 s | 1 | details |
#2 | ACCEPTED | 0.02 s | 1 | details |
#3 | ACCEPTED | 0.01 s | 1 | details |
#4 | ACCEPTED | 0.01 s | 1 | details |
#5 | ACCEPTED | 0.02 s | 1 | details |
#6 | ACCEPTED | 0.02 s | 1 | details |
#7 | ACCEPTED | 0.02 s | 1 | details |
#8 | ACCEPTED | 0.01 s | 1 | details |
#9 | ACCEPTED | 0.02 s | 1 | details |
#10 | ACCEPTED | 0.02 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 | 0.02 s | 1 | details |
#15 | ACCEPTED | 0.01 s | 2 | details |
#16 | ACCEPTED | 0.01 s | 2 | details |
#17 | ACCEPTED | 0.01 s | 2 | details |
#18 | ACCEPTED | 0.02 s | 2 | details |
#19 | ACCEPTED | 0.01 s | 2 | details |
#20 | ACCEPTED | 0.01 s | 2 | details |
#21 | WRONG ANSWER | 0.02 s | 2 | details |
#22 | ACCEPTED | 0.02 s | 2 | details |
#23 | ACCEPTED | 0.02 s | 2 | details |
#24 | ACCEPTED | 0.01 s | 2 | details |
#25 | ACCEPTED | 0.02 s | 2 | details |
#26 | ACCEPTED | 0.02 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 | ACCEPTED | 0.02 s | 3 | details |
#31 | ACCEPTED | 0.01 s | 3 | details |
#32 | ACCEPTED | 0.02 s | 3 | details |
#33 | ACCEPTED | 0.02 s | 3 | details |
#34 | ACCEPTED | 0.02 s | 3 | details |
#35 | WRONG ANSWER | 0.02 s | 3 | details |
#36 | WRONG ANSWER | 0.02 s | 3 | details |
#37 | ACCEPTED | 0.01 s | 3 | details |
#38 | ACCEPTED | 0.01 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 | 0.02 s | 3 | details |
Compiler report
input/code.cpp: In function 'std::vector<int> f(int, std::__cxx11::string)': input/code.cpp:28:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (cnt==x.size()) return {}; ~~~^~~~~~~~~~ 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:90:2: 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 string s, L; int n, m; void fail() { cout<<"-1\n"; exit(0); } vector<int> f(int offset, string x) { if (x.size()==0) return {}; int cnt = 0; for(char c:x) if(c=='?')cnt++; if (cnt==x.size()) return {}; // ...?? // or // ??... int sz = x.size(); int idx = -1; FOR(i,0,sz-m+1) { if (i==0 && x[0]=='?') continue; bool found = true; FOR(j,0,m) { if (x[i+j] == '?') continue; if (x[i+j] != L[j]) {found=false; break;} } if (found) { idx = i; break; } } if (idx == -1) fail(); FOR(j,0,m) x[idx+j] = '?'; //cout<<x<<" "<<sz<<" offset: "<<offset<<" idx: "<<idx<<"\n"; // Go left vector<int> left = f(offset+0, x.substr(0,idx+m)); vector<int> right = f(offset+idx, x.substr(idx,string::npos)); vector<int> res; for (int v:left) res.pb(v); for (int v:right) res.pb(v); res.pb(idx+offset); return res; } ll A = 911382323, B = 972663749; ll pA[N]; ll H[N], HASH[N]; ll pre[N], suff[N]; vector<int> pres; vector<int> sufs; 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 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) sufs.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()+sufs.size()<<"\n"; vector<int> res; reverse(sufs.begin(), sufs.end()); for (int pr : pres) res.pb(pr-1); for (int sf : sufs) res.pb(sf-1); for (int f : full) res.pb(f-1); for (int v : res) paint(v); if (w != s) { // Let's ask for confirmation FOR(j,0,n) w[j] = '?'; vector<int> conf = f(0, s); for (int v : conf) paint(v); if (w == s) { // we we're wrong! cout<<conf.size()<<"\n"; for (int v : conf) cout<<v+1<<" "; exit(0); } else { // we we're right cout<<"-1\n"; exit(0); } } cout<<pres.size()+full.size()+sufs.size()<<"\n"; for (int pr : pres) cout<<pr<<" "; for (int sf : sufs) cout<<sf<<" "; for (int f : full) cout<<f<<" "; //cout<<w<<"\n"; }
Test details
Test 1
Group: 1
Verdict: ACCEPTED
input |
---|
BBBBBBBBBB B |
correct output |
---|
10 10 9 8 7 6 5 4 3 2 1 |
user output |
---|
10 1 2 3 4 5 6 7 8 9 10 |
Test 2
Group: 1
Verdict: ACCEPTED
input |
---|
AABBABABAB AB |
correct output |
---|
6 1 9 7 5 3 2 |
user output |
---|
6 1 3 2 5 7 9 |
Test 3
Group: 1
Verdict: ACCEPTED
input |
---|
AABAAABAAA AABAA |
correct output |
---|
4 6 5 2 1 |
user output |
---|
3 6 5 1 |
Test 4
Group: 1
Verdict: ACCEPTED
input |
---|
BAAAAAABBB BAAAAAABB |
correct output |
---|
2 2 1 |
user output |
---|
2 2 1 |
Test 5
Group: 1
Verdict: ACCEPTED
input |
---|
AAABBABBAA AAABBABBAA |
correct output |
---|
1 1 |
user output |
---|
1 1 |
Test 6
Group: 1
Verdict: ACCEPTED
input |
---|
GGGGGGGGGG G |
correct output |
---|
10 10 9 8 7 6 5 4 3 2 1 |
user output |
---|
10 1 2 3 4 5 6 7 8 9 10 |
Test 7
Group: 1
Verdict: ACCEPTED
input |
---|
QUUQUUQUQU QU |
correct output |
---|
6 9 7 5 4 2 1 |
user output |
---|
6 5 2 1 4 7 9 |
Test 8
Group: 1
Verdict: ACCEPTED
input |
---|
DWXDWDWXHJ DWXHJ |
correct output |
---|
3 1 4 6 |
user output |
---|
3 1 4 6 |
Test 9
Group: 1
Verdict: ACCEPTED
input |
---|
FSOCRDGQBB FSOCRDGQB |
correct output |
---|
2 2 1 |
user output |
---|
2 2 1 |
Test 10
Group: 1
Verdict: ACCEPTED
input |
---|
OETMIMPUPD OETMIMPUPD |
correct output |
---|
1 1 |
user output |
---|
1 1 |
Test 11
Group: 1
Verdict: ACCEPTED
input |
---|
DOWEUOWUEU DOWEU |
correct output |
---|
-1 |
user output |
---|
-1 |
Test 12
Group: 1
Verdict: ACCEPTED
input |
---|
JQZYVSIWTE JQZVYSIWTE |
correct output |
---|
-1 |
user output |
---|
-1 |
Test 13
Group: 1
Verdict: ACCEPTED
input |
---|
ABABABABA ABA |
correct output |
---|
4 7 5 3 1 |
user output |
---|
4 7 5 3 1 |
Test 14
Group: 1
Verdict: ACCEPTED
input |
---|
AAAAAAAAAA AAAAAAAAAB |
correct output |
---|
-1 |
user output |
---|
-1 |
Test 15
Group: 2
Verdict: ACCEPTED
input |
---|
BBBBBBBBBBBBBBBBBBBBBBBBBBBBBB... |
correct output |
---|
100 100 99 98 97 96 95 94 93 92 91... |
user output |
---|
100 1 2 3 4 5 6 7 8 9 10 11 12 13 ... Truncated |
Test 16
Group: 2
Verdict: ACCEPTED
input |
---|
BABABAAAAAAAAAAAAAAAAAABABAAAA... |
correct output |
---|
36 87 43 24 1 91 79 69 68 67 66 6... |
user output |
---|
15 1 24 43 89 91 69 53 33 14 10 3... |
Test 17
Group: 2
Verdict: ACCEPTED
input |
---|
ABABAAAAABABBBBAAAABBBBAABBBBB... |
correct output |
---|
22 51 50 43 41 31 28 26 24 21 20 ... |
user output |
---|
5 51 50 43 41 1 |
Test 18
Group: 2
Verdict: ACCEPTED
input |
---|
AAABABAAAABBBBBABABBAABBABABBA... |
correct output |
---|
2 1 2 |
user output |
---|
2 1 2 |
Test 19
Group: 2
Verdict: ACCEPTED
input |
---|
AABABBBBBBAABBABABBBBBBAABBAAA... |
correct output |
---|
1 1 |
user output |
---|
1 1 |
Test 20
Group: 2
Verdict: ACCEPTED
input |
---|
SSSSSSSSSSSSSSSSSSSSSSSSSSSSSS... |
correct output |
---|
100 100 99 98 97 96 95 94 93 92 91... |
user output |
---|
100 1 2 3 4 5 6 7 8 9 10 11 12 13 ... Truncated |
Test 21
Group: 2
Verdict: WRONG ANSWER
input |
---|
NNNININIMNIMKLMXCNIMKLMXCDEIMK... |
correct output |
---|
18 1 2 3 74 5 79 58 7 84 64 37 10... |
user output |
---|
-1 |
Test 22
Group: 2
Verdict: ACCEPTED
input |
---|
VYQFNHMVTKOEYCXWINLKLHVFMEPQEU... |
correct output |
---|
3 51 2 1 |
user output |
---|
2 1 51 |
Test 23
Group: 2
Verdict: ACCEPTED
input |
---|
IISNROLHLOJIWPTVFHFLUQRIROVLYP... |
correct output |
---|
2 1 2 |
user output |
---|
2 1 2 |
Test 24
Group: 2
Verdict: ACCEPTED
input |
---|
WPMEMERJXXADLKONUZPUUFTPSXDHIV... |
correct output |
---|
1 1 |
user output |
---|
1 1 |
Test 25
Group: 2
Verdict: ACCEPTED
input |
---|
LNSBGZAWFJZAWFJWFJLNSBLNSBGZAL... |
correct output |
---|
-1 |
user output |
---|
-1 |
Test 26
Group: 2
Verdict: ACCEPTED
input |
---|
IPIPYFUMRIPYFUMRLPIIIPYFIPYFUM... |
correct output |
---|
-1 |
user output |
---|
-1 |
Test 27
Group: 2
Verdict: ACCEPTED
input |
---|
ABABABABABABABABABABABABABABAB... |
correct output |
---|
49 97 95 93 91 89 87 85 83 81 79 ... |
user output |
---|
49 97 95 93 91 89 87 85 83 81 79 ... Truncated |
Test 28
Group: 2
Verdict: ACCEPTED
input |
---|
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA... |
correct output |
---|
-1 |
user output |
---|
-1 |
Test 29
Group: 3
Verdict: ACCEPTED
input |
---|
BBBBBBBBBBBBBBBBBBBBBBBBBBBBBB... |
correct output |
---|
1000 1000 999 998 997 996 995 994 9... |
user output |
---|
1000 1 2 3 4 5 6 7 8 9 10 11 12 13 ... Truncated |
Test 30
Group: 3
Verdict: ACCEPTED
input |
---|
BBBBBBBBAABBBBBBBBAABBBBBBBAAB... |
correct output |
---|
218 1 626 607 519 415 5 975 957 92... |
user output |
---|
218 1 5 11 15 29 41 50 62 81 122 1... Truncated |
Test 31
Group: 3
Verdict: ACCEPTED
input |
---|
AABBBABAABABAAABBAAAAAAABBBAAB... |
correct output |
---|
55 569 639 403 761 663 437 172 90... |
user output |
---|
55 172 403 437 569 639 663 761 90... Truncated |
Test 32
Group: 3
Verdict: ACCEPTED
input |
---|
ABBAAABAAABAAAAABBABABBABBABBB... |
correct output |
---|
2 2 1 |
user output |
---|
2 2 1 |
Test 33
Group: 3
Verdict: ACCEPTED
input |
---|
BAAABBABBBAAAABAAAABBBBABAABAA... |
correct output |
---|
1 1 |
user output |
---|
1 1 |
Test 34
Group: 3
Verdict: ACCEPTED
input |
---|
UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU... |
correct output |
---|
1000 1000 999 998 997 996 995 994 9... |
user output |
---|
1000 1 2 3 4 5 6 7 8 9 10 11 12 13 ... Truncated |
Test 35
Group: 3
Verdict: WRONG ANSWER
input |
---|
KSBMRKKSBMRZXBDKSKSBMRZXBDAMRZ... |
correct output |
---|
178 723 731 1 935 857 820 760 735 ... |
user output |
---|
-1 |
Test 36
Group: 3
Verdict: WRONG ANSWER
input |
---|
ILYLILYLVJILYLVJZCCQDLFRLSXZDM... |
correct output |
---|
21 671 54 747 504 113 1 856 764 5... |
user output |
---|
-1 |
Test 37
Group: 3
Verdict: ACCEPTED
input |
---|
ZZJZNKHDLJBPXIAZNJIIGBEEJFSDAF... |
correct output |
---|
2 1 2 |
user output |
---|
2 1 2 |
Test 38
Group: 3
Verdict: ACCEPTED
input |
---|
FIMWTOLSRKOWYDPCOFUJZMXJEJFKSU... |
correct output |
---|
1 1 |
user output |
---|
1 1 |
Test 39
Group: 3
Verdict: ACCEPTED
input |
---|
AIVHCGUMKSTIYBRNPONXHRFVBKPYHX... |
correct output |
---|
-1 |
user output |
---|
-1 |
Test 40
Group: 3
Verdict: ACCEPTED
input |
---|
QPMSLIDCLFLBEXGVVQQNSVKJYXGETC... |
correct output |
---|
-1 |
user output |
---|
-1 |
Test 41
Group: 3
Verdict: ACCEPTED
input |
---|
ABABABABABABABABABABABABABABAB... |
correct output |
---|
499 997 995 993 991 989 987 985 98... |
user output |
---|
499 997 995 993 991 989 987 985 98... Truncated |
Test 42
Group: 3
Verdict: ACCEPTED
input |
---|
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA... |
correct output |
---|
-1 |
user output |
---|
-1 |