QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #672264 | #7781. Sheep Eat Wolves | njupt_zy | AC ✓ | 231ms | 94868kb | C++17 | 2.2kb | 2024-10-24 16:13:18 | 2024-10-24 16:13:18 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
int bfss[110][110][2];
int n,m,p,q;
template<typename T>
void read(T &x)
{
x=0;
char c=getchar();
bool fla=0;
while(c<'0'||c>'9')
{
if(c=='-')fla=1;
c=getchar();
}
while(c>='0'&&c<='9')
{
x=(x<<1)+(x<<3)+c-'0';
c=getchar();
}
}
typedef struct e{
int x,y,k,cos;
e(int xx,int yy,int kk,int coss)
{
x=xx;
y=yy;
k=kk;
cos=coss;
}
}ee;
void init()
{
for(int i=0;i<=n;i++)
{
for(int j=0;j<=m;j++)
{
bfss[i][j][0]=1e9;
bfss[i][j][1]=1e9;
}
}
//bfss[n][m][0]=0;
//bfss[n][m][1]=1;
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
read(n);
read(m);
read(p);
read(q);
init();
queue<ee>s;
s.push(ee(n,m,0,0));
while(!s.empty())
{
ee cur=s.front();
//cout<<"!"<<cur.x<<" "<<cur.y<<" "<<cur.k<<" "<<cur.cos<<endl;
s.pop();
if(bfss[cur.x][cur.y][cur.k]<=cur.cos)
{
continue;
}
//cout<<"!"<<cur.x<<" "<<cur.y<<" "<<cur.k<<" "<<cur.cos<<endl;
bfss[cur.x][cur.y][cur.k]=cur.cos;
if(cur.k==0)
{
for(int i=0;i<=cur.x;i++)
{
for(int j=0;j<=cur.y;j++)
{
if(i+j>p)continue;
if(cur.x-i!=0&&cur.x-i+q<cur.y-j)continue;
s.push(ee(cur.x-i,cur.y-j,1,cur.cos+1));
}
}
}
else
{
for(int i=0;i<=n-cur.x;i++)
{
for(int j=0;j<=m-cur.y;j++)
{
//if(cur.x==74&&cur.y==15&&cur.k==1&&cur.cos==1&&i==0&&j==0)cout<<"?";
if(i+j>p)continue;
if(n-cur.x-i!=0&&n-cur.x-i+q<m-cur.y-j)continue;
s.push(ee(cur.x+i,cur.y+j,0,cur.cos+1));
}
}
}
}
int ans=1e9;
for(int i=0;i<=m;i++)
{
ans=min(ans,bfss[0][i][1]);
}
if(ans>=1e9)cout<<-1<<'\n';
else cout<<ans<<'\n';
return 0;
}
这程序好像有点Bug，我给组数据试试？
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3616kb
input:
4 4 3 1
output:
3
result:
ok 1 number(s): "3"
Test #2:
score: 0
Accepted
time: 0ms
memory: 3604kb
input:
3 5 2 0
output:
5
result:
ok 1 number(s): "5"
Test #3:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
2 5 1 1
output:
-1
result:
ok 1 number(s): "-1"
Test #4:
score: 0
Accepted
time: 0ms
memory: 3552kb
input:
1 1 1 0
output:
1
result:
ok 1 number(s): "1"
Test #5:
score: 0
Accepted
time: 0ms
memory: 3580kb
input:
3 3 1 1
output:
7
result:
ok 1 number(s): "7"
Test #6:
score: 0
Accepted
time: 0ms
memory: 3832kb
input:
3 3 2 1
output:
3
result:
ok 1 number(s): "3"
Test #7:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
10 9 1 10
output:
19
result:
ok 1 number(s): "19"
Test #8:
score: 0
Accepted
time: 0ms
memory: 3632kb
input:
15 20 2 5
output:
27
result:
ok 1 number(s): "27"
Test #9:
score: 0
Accepted
time: 1ms
memory: 3648kb
input:
18 40 16 7
output:
5
result:
ok 1 number(s): "5"
Test #10:
score: 0
Accepted
time: 3ms
memory: 3704kb
input:
60 60 8 1
output:
27
result:
ok 1 number(s): "27"
Test #11:
score: 0
Accepted
time: 3ms
memory: 3692kb
input:
60 60 8 4
output:
27
result:
ok 1 number(s): "27"
Test #12:
score: 0
Accepted
time: 5ms
memory: 3944kb
input:
60 60 8 8
output:
25
result:
ok 1 number(s): "25"
Test #13:
score: 0
Accepted
time: 5ms
memory: 3872kb
input:
60 60 16 1
output:
13
result:
ok 1 number(s): "13"
Test #14:
score: 0
Accepted
time: 7ms
memory: 4304kb
input:
60 60 16 8
output:
11
result:
ok 1 number(s): "11"
Test #15:
score: 0
Accepted
time: 10ms
memory: 4388kb
input:
60 60 16 16
output:
11
result:
ok 1 number(s): "11"
Test #16:
score: 0
Accepted
time: 8ms
memory: 4788kb
input:
60 60 16 24
output:
9
result:
ok 1 number(s): "9"
Test #17:
score: 0
Accepted
time: 0ms
memory: 3884kb
input:
75 15 1 1
output:
175
result:
ok 1 number(s): "175"
Test #18:
score: 0
Accepted
time: 0ms
memory: 3640kb
input:
50 100 1 0
output:
-1
result:
ok 1 number(s): "-1"
Test #19:
score: 0
Accepted
time: 21ms
memory: 4024kb
input:
100 100 10 10
output:
35
result:
ok 1 number(s): "35"
Test #20:
score: 0
Accepted
time: 7ms
memory: 3736kb
input:
100 100 10 1
output:
37
result:
ok 1 number(s): "37"
Test #21:
score: 0
Accepted
time: 31ms
memory: 3964kb
input:
100 100 10 20
output:
33
result:
ok 1 number(s): "33"
Test #22:
score: 0
Accepted
time: 41ms
memory: 4084kb
input:
100 100 10 30
output:
31
result:
ok 1 number(s): "31"
Test #23:
score: 0
Accepted
time: 58ms
memory: 4452kb
input:
100 100 10 80
output:
21
result:
ok 1 number(s): "21"
Test #24:
score: 0
Accepted
time: 48ms
memory: 3704kb
input:
100 100 1 100
output:
199
result:
ok 1 number(s): "199"
Test #25:
score: 0
Accepted
time: 5ms
memory: 3876kb
input:
100 100 5 0
output:
95
result:
ok 1 number(s): "95"
Test #26:
score: 0
Accepted
time: 28ms
memory: 4712kb
input:
100 100 25 3
output:
13
result:
ok 1 number(s): "13"
Test #27:
score: 0
Accepted
time: 39ms
memory: 6060kb
input:
100 100 30 4
output:
11
result:
ok 1 number(s): "11"
Test #28:
score: 0
Accepted
time: 4ms
memory: 3680kb
input:
95 100 3 3
output:
125
result:
ok 1 number(s): "125"
Test #29:
score: 0
Accepted
time: 55ms
memory: 17912kb
input:
98 99 50 6
output:
5
result:
ok 1 number(s): "5"
Test #30:
score: 0
Accepted
time: 48ms
memory: 12152kb
input:
100 100 45 4
output:
7
result:
ok 1 number(s): "7"
Test #31:
score: 0
Accepted
time: 130ms
memory: 31504kb
input:
100 100 40 39
output:
7
result:
ok 1 number(s): "7"
Test #32:
score: 0
Accepted
time: 97ms
memory: 26828kb
input:
100 100 45 19
output:
7
result:
ok 1 number(s): "7"
Test #33:
score: 0
Accepted
time: 229ms
memory: 94452kb
input:
100 100 49 99
output:
5
result:
ok 1 number(s): "5"
Test #34:
score: 0
Accepted
time: 218ms
memory: 94868kb
input:
100 100 49 100
output:
5
result:
ok 1 number(s): "5"
Test #35:
score: 0
Accepted
time: 231ms
memory: 94284kb
input:
100 100 49 98
output:
5
result:
ok 1 number(s): "5"
Test #36:
score: 0
Accepted
time: 220ms
memory: 94448kb
input:
100 100 49 97
output:
5
result:
ok 1 number(s): "5"
Test #37:
score: 0
Accepted
time: 222ms
memory: 94380kb
input:
100 100 49 96
output:
5
result:
ok 1 number(s): "5"
Test #38:
score: 0
Accepted
time: 220ms
memory: 94232kb
input:
100 100 49 95
output:
5
result:
ok 1 number(s): "5"
Test #39:
score: 0
Accepted
time: 82ms
memory: 92872kb
input:
100 100 100 0
output:
1
result:
ok 1 number(s): "1"
Test #40:
score: 0
Accepted
time: 0ms
memory: 3560kb
input:
1 100 1 0
output:
1
result:
ok 1 number(s): "1"
Test #41:
score: 0
Accepted
time: 2ms
memory: 3684kb
input:
90 100 5 5
output:
87
result:
ok 1 number(s): "87"
Test #42:
score: 0
Accepted
time: 0ms
memory: 3688kb
input:
100 1 1 0
output:
199
result:
ok 1 number(s): "199"
Test #43:
score: 0
Accepted
time: 38ms
memory: 8640kb
input:
94 61 22 35
output:
9
result:
ok 1 number(s): "9"
Test #44:
score: 0
Accepted
time: 7ms
memory: 4760kb
input:
61 92 36 6
output:
7
result:
ok 1 number(s): "7"
Test #45:
score: 0
Accepted
time: 4ms
memory: 3732kb
input:
73 89 12 4
output:
57
result:
ok 1 number(s): "57"
Test #46:
score: 0
Accepted
time: 0ms
memory: 3680kb
input:
71 80 4 3
output:
-1
result:
ok 1 number(s): "-1"
Test #47:
score: 0
Accepted
time: 4ms
memory: 3636kb
input:
44 75 2 31
output:
85
result:
ok 1 number(s): "85"
Test #48:
score: 0
Accepted
time: 3ms
memory: 3828kb
input:
48 62 5 18
output:
35
result:
ok 1 number(s): "35"
Test #49:
score: 0
Accepted
time: 40ms
memory: 7200kb
input:
73 100 22 49
output:
9
result:
ok 1 number(s): "9"
Extra Test:
score: 0
Extra Test Passed