QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#568788 | #9319. Bull Farm | wxgmjfhy | TL | 71ms | 19528kb | C++20 | 1.6kb | 2024-09-16 18:16:15 | 2024-09-16 18:16:15 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
const int N=2004;
bitset<N>g[N];
int n,l,q;
char a,b;
inline int input(){
cin>>a>>b;
int x=a-48,y=b-48;
return x*50+y;
}
inline void init(){
for(int i=1;i<=n;i++){
g[i].reset();
g[i][i]=1;
}
}
inline void connect(int a,int b){
// if(g[a][b])return;
g[a][b]=1;
for(int i=1;i<=n;i++){
if(g[i][a])g[i]|=g[b];
}
}
inline void func(vector<int> &to){
vector<int>f(n+1);
int appear_twice=0;
for(int i=1;i<=n;i++){
if(!f[to[i]])f[to[i]]=1;
else if(appear_twice)return;
else appear_twice=to[i];
}
if(!appear_twice)for(int i=1;i<=n;i++)connect(i,to[i]);
else{
int empty=0;
for(int i=1;i<=n;i++){
if(!f[i])empty=i;
}
for(int i=1;i<=n;i++){
if(to[i]==appear_twice)connect(i,empty);
}
}
}
inline void solve(){
cin>>n>>l>>q;
init();
vector<vector<int> >to(l+1,vector<int>(n+1));
for(int i=1;i<=l;i++){
for(int t=1;t<=n;t++)to[i][t]=input();
}
vector<vector<array<int,3> > >qry(l+1);
for(int i=1;i<=q;i++){
int a=input(),b=input(),c=input();
qry[c].push_back({i,a,b});
}
vector<int>ans(q+1);
for(int i=0;i<=l;i++){
func(to[i]);
for(auto [id,a,b]:qry[i])ans[id]=g[a][b];
}
for(int i=1;i<=q||!(cout<<"\n");i++)cout<<ans[i];
}
int main(){
ios::sync_with_stdio(false);
cin.tie(0);
int t=1;
cin>>t;
while(t--)solve();
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3680kb
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: 3876kb
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: 71ms
memory: 3788kb
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: 67ms
memory: 19528kb
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: -100
Time Limit Exceeded
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...