QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #747066 | #7781. Sheep Eat Wolves | yld | AC ✓ | 187ms | 200932kb | C++20 | 2.1kb | 2024-11-14 16:16:24 | 2024-11-14 16:16:27 |
Judging History
answer
#include<bits/stdc++.h>
#define int long long
#define endl '\n'
using namespace std;
int n,m,p,q;
int cnt=0;
int id[105][105][2];
int getid(int x,int y,int op)
{
if(!id[x][y][op]) id[x][y][op]=++cnt;
return id[x][y][op];
}
void solve()
{
cin>>n>>m>>p>>q;
vector<int> e[101*101*4];
for(int i=0;i<=n;i++)//i j 都是左
{
for(int j=0;j<=m;j++)
{
// if(j-i>p && i!=0) continue;
if((m-j)-(n-i)>q && n-i!=0) continue;
for(int k=0;k<=n;k++)//k l 都是右
{
for(int l=0;l<=m;l++)
{
// if(i+k!=n || j+l!=m) continue;
// if(l-k>q && l!=0) continue;
// if((m-l)-(n-k)>p && n-k!=0) continue;
int sheep=k-(n-i),wolf=l-(m-j);//船上羊的数量 狼的数量
// if(i==4 && j==4 && k==2 && l==1) cout<<sheep<<' '<<wolf<<endl;
if(sheep<0 || wolf<0) continue;
if(sheep+wolf>p) continue;
if(j-wolf-(i-sheep)>q && i-sheep!=0) continue;
// cout<<i<<' '<<j<<' '<<k<<' '<<l<<endl;
// if(i==4 && j==4) cout<<k<<' '<<l<<endl;
e[getid(i,j,0)].push_back(getid(k,l,1));
e[getid(i,j,1)].push_back(getid(k,l,0));
}
}
}
}
queue<int> q;
q.push(getid(n,m,0));
vector<int> dis(101*101*4);
dis[getid(n,m,0)]=1;
while(q.size())
{
auto u=q.front();q.pop();
// cout<<x<<' '<<y<<' '<<op<<endl;
// cout<<u<<endl;
for(auto v:e[u])
{
if(dis[v]) continue;
dis[v]=dis[u]+1;
q.push(v);
}
}
int ans=1e18;
for(int i=0;i<=m;i++)
{
int tmp=dis[getid(n,i,1)];
// cout<<n<<' '<<i<<' '<<tmp<<endl;
if(tmp) ans=min(tmp,ans);
}
if(ans==1e18) cout<<-1<<endl;
else cout<<ans-1<<endl;
}
signed main()
{
cin.tie(0)->sync_with_stdio(0);
int t=1;
while(t--) solve();
return 0;
}
这程序好像有点Bug，我给组数据试试？
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 4720kb
input:
4 4 3 1
output:
3
result:
ok 1 number(s): "3"
Test #2:
score: 0
Accepted
time: 1ms
memory: 4716kb
input:
3 5 2 0
output:
5
result:
ok 1 number(s): "5"
Test #3:
score: 0
Accepted
time: 1ms
memory: 4560kb
input:
2 5 1 1
output:
-1
result:
ok 1 number(s): "-1"
Test #4:
score: 0
Accepted
time: 1ms
memory: 4504kb
input:
1 1 1 0
output:
1
result:
ok 1 number(s): "1"
Test #5:
score: 0
Accepted
time: 1ms
memory: 4792kb
input:
3 3 1 1
output:
7
result:
ok 1 number(s): "7"
Test #6:
score: 0
Accepted
time: 1ms
memory: 4796kb
input:
3 3 2 1
output:
3
result:
ok 1 number(s): "3"
Test #7:
score: 0
Accepted
time: 0ms
memory: 4532kb
input:
10 9 1 10
output:
19
result:
ok 1 number(s): "19"
Test #8:
score: 0
Accepted
time: 0ms
memory: 4488kb
input:
15 20 2 5
output:
27
result:
ok 1 number(s): "27"
Test #9:
score: 0
Accepted
time: 2ms
memory: 4728kb
input:
18 40 16 7
output:
5
result:
ok 1 number(s): "5"
Test #10:
score: 0
Accepted
time: 9ms
memory: 5020kb
input:
60 60 8 1
output:
27
result:
ok 1 number(s): "27"
Test #11:
score: 0
Accepted
time: 10ms
memory: 5288kb
input:
60 60 8 4
output:
27
result:
ok 1 number(s): "27"
Test #12:
score: 0
Accepted
time: 11ms
memory: 5680kb
input:
60 60 8 8
output:
25
result:
ok 1 number(s): "25"
Test #13:
score: 0
Accepted
time: 7ms
memory: 6120kb
input:
60 60 16 1
output:
13
result:
ok 1 number(s): "13"
Test #14:
score: 0
Accepted
time: 7ms
memory: 8152kb
input:
60 60 16 8
output:
11
result:
ok 1 number(s): "11"
Test #15:
score: 0
Accepted
time: 12ms
memory: 10880kb
input:
60 60 16 16
output:
11
result:
ok 1 number(s): "11"
Test #16:
score: 0
Accepted
time: 15ms
memory: 13216kb
input:
60 60 16 24
output:
9
result:
ok 1 number(s): "9"
Test #17:
score: 0
Accepted
time: 3ms
memory: 4788kb
input:
75 15 1 1
output:
175
result:
ok 1 number(s): "175"
Test #18:
score: 0
Accepted
time: 9ms
memory: 4492kb
input:
50 100 1 0
output:
-1
result:
ok 1 number(s): "-1"
Test #19:
score: 0
Accepted
time: 64ms
memory: 8296kb
input:
100 100 10 10
output:
35
result:
ok 1 number(s): "35"
Test #20:
score: 0
Accepted
time: 58ms
memory: 5592kb
input:
100 100 10 1
output:
37
result:
ok 1 number(s): "37"
Test #21:
score: 0
Accepted
time: 76ms
memory: 11588kb
input:
100 100 10 20
output:
33
result:
ok 1 number(s): "33"
Test #22:
score: 0
Accepted
time: 89ms
memory: 14452kb
input:
100 100 10 30
output:
31
result:
ok 1 number(s): "31"
Test #23:
score: 0
Accepted
time: 107ms
memory: 22812kb
input:
100 100 10 80
output:
21
result:
ok 1 number(s): "21"
Test #24:
score: 0
Accepted
time: 102ms
memory: 5692kb
input:
100 100 1 100
output:
199
result:
ok 1 number(s): "199"
Test #25:
score: 0
Accepted
time: 51ms
memory: 4812kb
input:
100 100 5 0
output:
95
result:
ok 1 number(s): "95"
Test #26:
score: 0
Accepted
time: 66ms
memory: 11944kb
input:
100 100 25 3
output:
13
result:
ok 1 number(s): "13"
Test #27:
score: 0
Accepted
time: 72ms
memory: 16848kb
input:
100 100 30 4
output:
11
result:
ok 1 number(s): "11"
Test #28:
score: 0
Accepted
time: 50ms
memory: 4780kb
input:
95 100 3 3
output:
125
result:
ok 1 number(s): "125"
Test #29:
score: 0
Accepted
time: 80ms
memory: 41532kb
input:
98 99 50 6
output:
5
result:
ok 1 number(s): "5"
Test #30:
score: 0
Accepted
time: 76ms
memory: 32768kb
input:
100 100 45 4
output:
7
result:
ok 1 number(s): "7"
Test #31:
score: 0
Accepted
time: 132ms
memory: 99420kb
input:
100 100 40 39
output:
7
result:
ok 1 number(s): "7"
Test #32:
score: 0
Accepted
time: 80ms
memory: 71244kb
input:
100 100 45 19
output:
7
result:
ok 1 number(s): "7"
Test #33:
score: 0
Accepted
time: 172ms
memory: 200756kb
input:
100 100 49 99
output:
5
result:
ok 1 number(s): "5"
Test #34:
score: 0
Accepted
time: 187ms
memory: 200748kb
input:
100 100 49 100
output:
5
result:
ok 1 number(s): "5"
Test #35:
score: 0
Accepted
time: 171ms
memory: 200684kb
input:
100 100 49 98
output:
5
result:
ok 1 number(s): "5"
Test #36:
score: 0
Accepted
time: 159ms
memory: 200932kb
input:
100 100 49 97
output:
5
result:
ok 1 number(s): "5"
Test #37:
score: 0
Accepted
time: 171ms
memory: 200580kb
input:
100 100 49 96
output:
5
result:
ok 1 number(s): "5"
Test #38:
score: 0
Accepted
time: 167ms
memory: 200780kb
input:
100 100 49 95
output:
5
result:
ok 1 number(s): "5"
Test #39:
score: 0
Accepted
time: 92ms
memory: 85148kb
input:
100 100 100 0
output:
1
result:
ok 1 number(s): "1"
Test #40:
score: 0
Accepted
time: 0ms
memory: 4552kb
input:
1 100 1 0
output:
1
result:
ok 1 number(s): "1"
Test #41:
score: 0
Accepted
time: 41ms
memory: 4892kb
input:
90 100 5 5
output:
87
result:
ok 1 number(s): "87"
Test #42:
score: 0
Accepted
time: 1ms
memory: 4688kb
input:
100 1 1 0
output:
199
result:
ok 1 number(s): "199"
Test #43:
score: 0
Accepted
time: 48ms
memory: 37436kb
input:
94 61 22 35
output:
9
result:
ok 1 number(s): "9"
Test #44:
score: 0
Accepted
time: 15ms
memory: 7260kb
input:
61 92 36 6
output:
7
result:
ok 1 number(s): "7"
Test #45:
score: 0
Accepted
time: 22ms
memory: 4972kb
input:
73 89 12 4
output:
57
result:
ok 1 number(s): "57"
Test #46:
score: 0
Accepted
time: 18ms
memory: 4752kb
input:
71 80 4 3
output:
-1
result:
ok 1 number(s): "-1"
Test #47:
score: 0
Accepted
time: 10ms
memory: 4872kb
input:
44 75 2 31
output:
85
result:
ok 1 number(s): "85"
Test #48:
score: 0
Accepted
time: 8ms
memory: 5088kb
input:
48 62 5 18
output:
35
result:
ok 1 number(s): "35"
Test #49:
score: 0
Accepted
time: 60ms
memory: 36308kb
input:
73 100 22 49
output:
9
result:
ok 1 number(s): "9"
Extra Test:
score: 0
Extra Test Passed