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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 |
---|---|---|---|---|---|---|---|---|---|
#578633 | #9319. Bull Farm | xixixi | TL | 2201ms | 19460kb | C++14 | 1.7kb | 2024-09-20 20:31:39 | 2024-09-20 20:31:43 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
const int mxn=2e3+8;
int T,n,m1,m2,tot;
int h[mxn],temp[mxn],dp[mxn],vis[mxn],mp[mxn][mxn];
struct Star{
int to,w,nx;
}star[mxn*mxn];
void add(int x,int y,int w){
star[++tot].nx=h[x];
star[tot].to=y;
star[tot].w=w;
h[x]=tot;}
bool bfs(int st,int ed,int lim){
memset(vis,0,sizeof vis);
queue<int>q;
q.push(st);vis[st]=1;
while(q.size()){
int pre=q.front();q.pop();
for(int i=h[pre];~i;i=star[i].nx){
auto pto=star[i];
if(pto.w>lim||vis[pto.to])continue;
vis[pto.to]=1;q.push(pto.to);
if(pto.to==ed)return 1;
}
}
return vis[ed];
}
signed main(){
ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
cin >> T;
while(T--){
cin >> n >> m1 >> m2 ;
for(int i=1;i<=n;i++)
for(int j=1;j<=n;j++)
mp[i][j]=0;
memset(h,-1,sizeof h);
int from=0,to=0;tot=0;
for(int i=1;i<=m1;i++){
int sum = 0 ;
string s;cin >> s ;
for(int j=0;j<n;j++){
temp[j+1]=(s[j*2]-'0')*50+(s[j*2+1]-'0');dp[temp[j+1]]+=1;}
for(int j=1;j<=n;j++){
if(dp[j]==0)to=j;
if(dp[j]==2)from=j;
if(dp[j]){sum+=1,dp[j]=0;}}
if(sum==n){
for(int j=1;j<=n;j++)
if(!mp[j][temp[j]])add(j,temp[j],i),mp[j][temp[j]]=1;}
else if(sum==n-1)
for(int j=1;j<=n;j++)
if(temp[j]==from&&!mp[j][to])add(j,to,i),mp[j][to]=1;
}
for(int i=1;i<=m2;i++){
string s;cin >> s ;
int from,to,lim;
from=(s[0]-'0')*50+(s[1]-'0');
to=(s[2]-'0')*50+(s[3]-'0');
lim=(s[4]-'0')*50+(s[5]-'0');
cout << bfs(from,to,lim);
}
cout << '\n';
}
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 1ms
memory: 5884kb
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: 1ms
memory: 5632kb
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: 191ms
memory: 5924kb
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: 2201ms
memory: 19460kb
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...
output:
111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111011111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...