QOJ.ac
QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#592338 | #9319. Bull Farm | laonongmin | TL | 2647ms | 36848kb | C++17 | 3.9kb | 2024-09-26 21:58:24 | 2024-09-26 21:58:25 |
Judging History
answer
#pragma GCC optimize(3)
#include <bits/stdc++.h>
#define ll long long
#define pii pair<int,int>
#define N 2005
#define Q 1000005
#define MOD 998244353
using namespace std;
vector<int> e[N];
int dfn[N], low[N], tot, st[N], inst[N], top, fa[N];
void tarjan(int u)
{
dfn[u] = low[u] = ++tot;
st[++top] = u; inst[u] = 1;
for(auto &&v:e[u])
{
if(!dfn[v])
{
tarjan(v);
low[u] = min(low[u], low[v]);
}
else if(inst[v]) low[u] = min(low[u], dfn[v]);
}
if(dfn[u] == low[u])
{
int v;
do{
v = st[top--]; inst[v] = 0;
fa[v] = u;
}while(v != u);
}
}
int rt(int x)
{
while(x!=fa[x]) x=fa[x]=fa[fa[x]];
return x;
}
bitset<N> vis;
void dfs(int u)
{
for(auto &&v:e[u])
{
if(vis[v]) continue;
vis[v]=1;
dfs(v);
}
}
int t[N][N];
int nt[N];
bitset<Q> ans;
struct query{
int a,b,id;
};
vector<query> qs[N];
void solve()
{
int n,l,q;
cin>>n>>l>>q;
for(int i=1;i<=n;++i) {e[i].clear(); fa[i]=i;}
for(int i=1;i<=l;++i) {qs[i].clear();}
for(int i=1;i<=l;++i)
{
string s;
cin>>s;
for(int j=1;j<=n;++j) t[i][j] = (s[2*(j-1)]-48)*50 + (s[2*(j-1)+1]-48);
}
for(int i=1;i<=q;++i)
{
string s;
cin>>s;
int a = (s[0]-48)*50 + (s[1]-48);
int b = (s[2]-48)*50 + (s[3]-48);
int c = (s[4]-48)*50 + (s[5]-48);
// cout<<a<<' '<<b<<' '<<c<<'\n';
qs[c].push_back({a,b,i});
}
for(auto &&[a,b,id]:qs[0]) ans[id]=(a==b);
for(int c=1;c<=l;++c)
{
// add
for(int i=1;i<=n;++i) nt[i] = 0;
int t1=0,t2=0;
int ok=2;
for(int i=1;i<=n;++i)
{
if(!nt[t[c][i]]) nt[t[c][i]] = i;
else
{
t1=i; t2=nt[t[c][i]];
ok -= 1;
}
}
if(!t1 && !t2)
{
for(int i=1;i<=n;++i)
{
if(rt(i) != rt(t[c][i]))
e[rt(i)].push_back(rt(t[c][i]));
}
}
else if(ok>0)
{
for(int i=1;i<=n;++i)
{
if(!nt[i])
{
int z=i;
t1=rt(t1), t2=rt(t2), z=rt(z);
if(t1 != z) e[t1].push_back(z);
if(t2 != z) e[t2].push_back(z);
break;
}
}
}
// tarjan
tot=0; top=0;
for(int i=1;i<=n;++i) {dfn[i]=0; inst[i]=0;}
for(int i=1;i<=n;++i) if(!dfn[i] && rt(i)==i) tarjan(i);
for(int i=1;i<=n;++i)
{
if(rt(i) != i)
{
for(auto &&v:e[i]) if(rt(v) != rt(i)) e[rt(i)].push_back(rt(v));
e[i].clear();
}
}
for(int i=1;i<=n;++i)
{
if(rt(i) == i)
{
int inf = 0x3f3f3f3f;
for(auto &&v:e[i]) {v=rt(v); if(v==i) v=inf;}
sort(e[i].begin(), e[i].end());
auto pos = unique(e[i].begin(), e[i].end());
e[i].erase(pos, e[i].end());
if(e[i].size() && e[i].back()==inf) e[i].pop_back();
}
}
// cal
for(auto &&[a,b,id]:qs[c])
{
for(int i=1;i<=n;++i) vis[i]=0;
a=rt(a); b=rt(b);
vis[a]=1;
dfs(a);
ans[id] = vis[b];
}
}
// for(int i=1;i<=n;++i) cout<<rt(i)<<'\n';
for(int i=1;i<=q;++i) cout<<ans[i];
cout<<'\n';
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(0);
int T;
cin>>T;
while(T--)
{
solve();
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 1ms
memory: 3984kb
input:
2 5 2 4 0305040201 0404040404 030300 020500 050102 020501 6 2 4 030603010601 010203060504 030202 060402 050602 060401
output:
1011 0100
result:
ok 2 lines
Test #2:
score: 0
Accepted
time: 0ms
memory: 3792kb
input:
1 3 3 6 020202 030301 030201 020102 030203 010201 010303 020303 010202
output:
010101
result:
ok single line: '010101'
Test #3:
score: 0
Accepted
time: 85ms
memory: 5212kb
input:
200 10 10 5000 01060:04020305080709 0103070:060204050908 09070503080401060:02 050308010204090:0607 03010502040607080:09 03080109020504060:07 06050:09040302080107 07080305010409060:02 030809010:0204060507 0:060908070201050304 060700 090:03 09080: 070405 010703 0:0100 080601 030600 070206 0:0:09 08040...
output:
011110001101101111111111111111111101111111110111011110110110111011010111111111111111111101111111111110111111110111111111111101111111111110111111111111111111110001100111111111111111111111111011101111111111111111111111111111111111111111011011110100111110111111110111111100111111101110111111111101111110...
result:
ok 200 lines
Test #4:
score: 0
Accepted
time: 1323ms
memory: 16064kb
input:
1 2000 1 1000000 M=:]A@8UAY7W2JJ4KEHIA[HSCQ1ENSC`JXR;F3PJ:_@41P9Z=9HR8P<<:DUXRR9^WOQFL?NZP6S@=J0^WE32=6;\U0?88]Q_RNPUMT6YU<4<S]H?:7OCQYOT4YAV1^764ENWSDBED>M7A:BI>KSIR48JQ9B=N\5T3N4A2aF0@>3TI81<G7;YE>W`NMP<:IT4CI3D0=GZC3I\CLQJQBA9BDIS9SAM55KaVA<Z@D=>:Y?CQHUQ5U3a6UVI8OKX9_FAF^7=5M85;<0;8YPAM<7Z7PP7A=N...
output:
000101000101100010001000000010010110000001000001001100000000010000100001000000101100000000010000001000000001110000010110100000111100100000001000000000011001010001000001001000100000000100011001100110010000010000101100000011111000000010000101010010000000010101000001010111100000100000000000000101000100...
result:
ok single line: '000101000101100010001000000010...0101000101000000000010101001000'
Test #5:
score: 0
Accepted
time: 2627ms
memory: 36320kb
input:
1 2000 2000 1000000 FVAaH7GRPO;_11Da5J18@3SMG==\G8E8S^6:M4L0JH>MN5IXT>2<7WJ3U8LVJS=;;3F13>0D0>VOIIU@EPHG6ABL6;K?T1PXDERLG07]5C9^GDKG<SBMIW;`4W8P3=469TIPKH0O34523_J5C2MJ17D25Z@=K8H@M>WK<CMK7EO]BPD7B6AW741J5YIHIa1:ERSG>L3N2^F3<4F`DLE@2AA5=8GZK6:192FB736[WMV7:^DA2C:<LK040VJBM3M]WXU50`407TR_?PLF@5VL7OSL...
output:
111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111011111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...
result:
ok single line: '111111111111111111111111111111...1111111111111111111111111111111'
Test #6:
score: 0
Accepted
time: 2641ms
memory: 32488kb
input:
1 2000 2000 1000000 0102030405060708090:0;0<0=0>0?0@0A0B0C0D0E0F0G0H0I0J0K0L0M0N0O0P0Q0R0S0T0U0V0W0X0Y0Z0[0\0]0^0_0`0a101112131415161718191:1;1<1=1>1?1@1A1B1C1D1E1F1G1H1I1J1K1L1M1N1O1P1Q1R1S1T1U1V1W1X1Y1Z1[1\1]1^1_1`1a202122232425262728292:2;2<2=2>2?2@2A2B2C2D2E2F2G2H2I2J2K2L2M2N2O2P2Q2R2S2T2U2V2W2X...
output:
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100000000000...
result:
ok single line: '000000000000000000000000000000...0000000000000000000000000000000'
Test #7:
score: 0
Accepted
time: 2647ms
memory: 32340kb
input:
1 2000 2000 1000000 0102030405060708090:0;0<0=0>0?0@0A0B0C0D0E0F0G0H0I0J0K0L0M0N0O0P0Q0R0S0T0U0V0W0X0Y0Z0[0\0]0^0_0`0a101112131415161718191:1;1<1=1>1?1@1A1B1C1D1E1F1G1H1I1J1K1L1M1N1O1P1Q1R1S1T1U1V1W1X1Y1Z1[1\1]1^1_1`1a202122232425262728292:2;2<2=2>2?2@2A2B2C2D2E2F2G2H2I2J2K2L2M2N2O2P2Q2R2S2T2U2V2W2X...
output:
010001100010000000101000000110010001001010101100100100000001000000101010100010000001011111010000000001001000010101011111001010101010100100010001011011000010010100110110000100010110101110000011111101100110010100100101010000100100101110100000000101100010100111000011001110100010001010000101111001101000...
result:
ok single line: '010001100010000000101000000110...1010101000010010101000100000111'
Test #8:
score: 0
Accepted
time: 2640ms
memory: 36620kb
input:
1 2000 2000 1000000 0102030405060708090:0;0<0=0>0?0@0A0B0C0D0E0F0G0H0I0J0K0L0M0N0O0P0Q0R0S0T0U0V0W0X0Y0Z0[0\0]0^0_0`0a101112131415161718191:1;1<1=1>1?1@1A1B1C1D1E1F1G1H1I1J1K1L1M1N1O1P1Q1R1S1T1U1V1W1X1Y1Z1[1\1]1^1_1`1a202122232425262728292:2;2<2=2>2?2@2A2B2C2D2E2F2G2H2I2J2K2L2M2N2O2P2Q2R2S2T2U2V2W2X...
output:
011010100000000000000000001000001100000110000000100001010000000000000010001000000100000000000000000000100000100000000001100000100011010000000000000000000000000010000001000000010001100010000100000001000000000010000000000000001000010100000000001000000000000000000000001100010000000000000101000000101010...
result:
ok single line: '011010100000000000000000001000...0000000000000100000010010000100'
Test #9:
score: 0
Accepted
time: 2438ms
memory: 31384kb
input:
1 2000 2000 1000000 1REKN]@]>9D9177?6E8DU65LCS>X3Z4KJ47@?R43H8C2ADQ<T[GGCZI]CO4SCDNAVCE534S1;0LV<:F[R`A[=89FL^BYGU7F:NBDD2F3SYLQS[O407E\V>>;EOTL=W8VAYMRO[KHRZ7^F6?:<G4R9O3AVG1\1OER1MKNMG01R?=;SWMP28:X>2=GLC1LSU<VMKQ5?KQAS^4QDTC07TK=R01WL@6596@D5IKT?YG?HaQPP:<12ZUF?GARFKJXC`NFIaJ;SXC:80V1Q@Q;FJV]3XSJ...
output:
111101100101100100000000101000110011010001100000001001101000001000010101010010100111100010100110000001000000011101001010110000101000111000010011110100010101100101011111000010000001100001000011010001101000000010100011000110101001100010111010110011001101110010001110110101000000110111010100001000011001...
result:
ok single line: '111101100101100100000000101000...1100010101000011110011110111100'
Test #10:
score: 0
Accepted
time: 63ms
memory: 34880kb
input:
1 1 2000 1000000 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 0...
output:
111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...
result:
ok single line: '111111111111111111111111111111...1111111111111111111111111111111'
Test #11:
score: 0
Accepted
time: 2626ms
memory: 36652kb
input:
1 2000 2000 1000000 1ILZ2@SO4;BPWLFN@6HMAVQ]NNKR2NU30EP@3WF73^1BSKIP:VS7KQA>T\T63TAAK]8a4@7F0LD3V4LRN?M105L@>A<5D@S=MI9G9O<7<UQaF61VK;EQBEG`F8DOJ?L67;CL=@Q_IAPU2TP:43=O42I85UC\2L18KKP5MSFX73;\PFCQ:IB9?M<:FI?;N1I1>362O:;:1WQ6=Q7T=RW\WJMTQJ40U6JU>_@H:H6K0Y?[>H@K6@5AG]OEUEH>3G5C@OJ1E8O0CaO68??>A\C`:F8T...
output:
111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...
result:
ok single line: '111111111111111111111111111111...1111111111111111111111111111111'
Test #12:
score: 0
Accepted
time: 2629ms
memory: 36652kb
input:
1 2000 2000 1000000 =H=4F4S`A?@V<E8]HBU>190VP7EDDC6EH3P4CP6K2Z3OP@LI<7H`OM:F:=FOH9BW=<1ZGIK^7P0<9RK73Z1EFKO5QC5L25TCV`HT3D@RQ_2GE<SK;_D^0;>FSL5X9_Q0L\L7TW@_ULQE0Z;MG1O:3>F<MX=:V];@=1A@;^V^E\;F:[8S@SFY340R=@Wa8NSMS[UC5KV6JNV3EA<80_;a>`2:>A28OI=EL2?aTDL3WRNY4H8R2aIY14DAHJ>6UIEOS_?=AF6];\BK3]?<TYU5=`3^...
output:
111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...
result:
ok single line: '111111111111111111111111111111...1111111111111111111111111111111'
Test #13:
score: 0
Accepted
time: 87ms
memory: 5340kb
input:
200 10 10 5000 08060705040203010:09 0201090:080706050304 0201050903080:060407 0305010:020706090804 030901080:0706040205 0509070:010803060204 0:060709080203050401 0309010806050:040207 020106090703050:0408 0603020908010:050407 020700 080907 020305 070407 050509 080502 010100 020206 050809 0:0807 02040...
output:
011111111111111111101111111111111111111111111111101011111011111110111010111111111111110111111111111111111011101111111111111010110011011111111111111111011001110110101111110100111101111101101111011111111111111111111110011111110011111110111111101111111110111100111111111111111111111111111111111101011111...
result:
ok 200 lines
Test #14:
score: 0
Accepted
time: 151ms
memory: 6500kb
input:
400 5 5 2500 0405020501 0404050302 0105050105 0304010205 0402030205 040200 010203 040203 030503 050201 010502 010505 030304 020504 050503 050105 030101 020403 030403 030200 010500 050500 030403 050101 040205 030501 010503 050400 030505 040303 050101 020101 050502 020104 050101 040503 010205 050404 0...
output:
000000010100000010010000100110000010010000100000100110011000100110101000010000010010010111000000011000001000000010000011010000000110000110010100101011010010110100011000000010011010110000100110111000000101001010010100010000111101011010111101001100000011100001000000000000111000000001100010001100010000...
result:
ok 400 lines
Test #15:
score: 0
Accepted
time: 196ms
memory: 5368kb
input:
20 100 100 50000 1C0=0Z1Y1A1V0U1]0M0\1:0H0a0F1J141B120T06031S1F05151H0`1Q0]0^0R0A1W0E0J1X1a0G0?1@1=0S1<0O1_0X04011N1D090D0:0L0V1^0Q0[190B071G0P0217081M0N0Y1I0@1T1O1E1[0>0I1\1>1U1L1?200_131K0Z0W181;1R0K0<1P0C1011161`0; 1K0E0@1a0Y0K1V1\0403121L0a0R0D1H1Z0[0Z0S200<1I1A0W1B0?1N1W1C0P0N0Q150C080`100_0516...
output:
001101110111011111111101110111111111110111111111111111011111111111111111111111111011111111111111110111011111111111111111110111111111011111111111110111111111111111111111111111111111111111111111011011111111101011111111111111111111011110111110111111111111011111111111101101111101111111111111111111111111...
result:
ok 20 lines
Test #16:
score: 0
Accepted
time: 2624ms
memory: 36848kb
input:
1 2000 2000 1000000 W^P_@WECKD6O6H9X@FS00U721QG\HE7GB4@`VV9Z52AC3OWC?MU[:2K1C?J\AFMA;OHXC_4B:PUa>:8[3\O^G4P2UAIaTEH4JCW<;CMC4CKMQL=335<42`EZ1^Ja?F2NN`=BE87959S?PCD7T]HNUKMXDR28T75OAIQ0G7>Y:<CDA\<<S`8I92T>EXBWO<40B9RE9NG>:[@LLE;Y253J1N9B>5<X@3RQ;<8W42;5CE11<M14>JBUL:@BJA5WR\RJ09QA;:F]QC8H@\3WM]:>>WPF...
output:
111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...
result:
ok single line: '111111111111111111111111111111...1111111111111111111111111111111'
Test #17:
score: 0
Accepted
time: 91ms
memory: 35684kb
input:
1 20 2000 1000000 020;0C070804090@080B050:0?0A0>01060D0=0< 0>0=010<060;05070D03080:020=04090@0A0?0C 090206010B0;050@030C0D0<0=040?080A070?0: 060A0?0D070502090=0B030;04080C0@0:0B0<0> 0B0@0A070?0:0209080;0=040<060>0203050D0C 0C09040B02030>0?0@0<070=01080=060D050:0; 030=0?080A0A0B060:0D040>02010@050907...
output:
111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111110111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111110111111111111111111111111111111111111111111111101...
result:
ok single line: '111111111111111111111111111111...1111111111111111111111111111111'
Test #18:
score: 0
Accepted
time: 140ms
memory: 36068kb
input:
1 40 2000 1000000 0R0G06040F0:080D0S0P050U0E0?0A0>0A070C0K0O0@0N0M0X0V0;090J0B0L0H010=0T0I030Q0W02 0K0E0I080M0Q0L0>0T0V0?0P070=0D020:0R0@0>09060X050G040O0U0J0H0S0<010F0W0N0A0B030C 0>0K0G0<0F0J0=0E0C0?0P030H0X0@0;0I0U0O0:0T0Q080S0A0N060D020H070M0B0V090L0504010W 0X0M0A050H0C0V070<0K0K0E0I0B0@0N0R040?0...
output:
111111111111111111111111111111111111111111111111111011111111111111101111111110111111111110111111111111111111111111111101111111111111111111111111111101111111111111111111111101111111111111111111101111111110111111111111111111110111111111111111111011111111111111111111111111111111111111111111111111111111...
result:
ok single line: '111111111111111111111111111111...1111111111111111111011111110111'
Test #19:
score: 0
Accepted
time: 463ms
memory: 35652kb
input:
1 300 2000 1000000 5H2;4H4G2I5E4Y115a0;4C3W4^424S4?401S105`5<5[0N3U3M3<1F1C332a1a0H4a5Y061O5K352P5^0B5A1X4F4B140>3J28412<383?0P300I2K5J5B2Q4\3T2T4X2U4U0@3Y3^0G600O3X5P3Q1N0?375M080D3I5=5F1R562G2@392^4_2:073>0a3L513E5S4:24482E0V4`4Z3O3F2S3D5:2Y594@4J135L0M1=1Z4W1W1B2?0J4N0A1?5I3C3B0529541E1;0Y0W532_2...
output:
101110011011111001110111111110101111111011111111111001111111111111001101111111111111110111111111111111111100111110111111001111111111111111111111111111110111111111011110111111111111111111101011101111111101111111111111111111111011000111011011111111111111101101111111010101101111011111111011111110111011...
result:
ok single line: '101110011011111001110111111110...1001111111111011111111110100111'
Test #20:
score: 0
Accepted
time: 2607ms
memory: 36756kb
input:
1 2000 2000 1000000 3OIPR;WRK8GM503<Q@9>98J;W01U;>@Q<D9=BY4_A9AW@Z0ND;02C^X0RV<JS5W@7VW4L2Aa<MIM8I1\T6AX=OR0J]4XS>8[JJ?R0DK=J1D7H4SRMP7N;F7`;\K;@V2>4]F09W5UN9CD7>41OJOH:W<>GAI6:^NOTUB^83HXK1CZ:2O`W;P>F[F?EFIY?WSMM5N\FZG;DC0GLOP5<=5VWW0E=?7KT29D3S6EIJ7PDAD[POKTS81]G85`=6FAFVW9D34SKBHJ51C:>Q6a@_?NCB4Z...
output:
111111111111111111111111111111111111111111111111111111111111111111111111111011111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111011111111111111111111111111111...
result:
ok single line: '111111111111111111111111111111...1111111111111111111111111111111'
Test #21:
score: -100
Time Limit Exceeded
input:
1 2000 1998 1000000 V1NAFXH:;6W9?ER19O55J_C7LFCC5=P;487_5:<V=MC688PPUTWBNT97;YE71V@85Q@7CVAZ6MKQKRW@K74MLS29V]MH3I@YM1<N@D9\D;PM<`7>UI6R45EEO]VSO2PJAI4FIJ5RAL0XD:=1E?UC@;1>MR2D;LFL1GH[9G:@J=><U3<BD\J>4`ONSWTASB7;60L0EQNQ@^IMG`1Q2R7<I=U>IYDL:LTK3_B_1C:9E:6FJIABK4V=D@<JOM9?S1JG7KN90?>AU^2N8PJ89JL25GFQ...