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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 |
|---|---|---|---|---|---|---|---|---|---|
| #354516 | #7781. Sheep Eat Wolves | Flamire# | AC ✓ | 37ms | 4236kb | C++17 | 1.2kb | 2024-03-15 15:36:11 | 2024-03-15 15:36:13 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
int x,y,p,q;bool vis[2][111][111];int dis[2][111][111];
struct state
{
int s,u,v;
state(){}
state(int _s,int _u,int _v){s=_s;u=_u;v=_v;}
};
bool ok(state p)
{
return p.s&&(!p.u||p.u+q>=p.v)||!p.s&&(!(x-p.u)||x-p.u+q>=y-p.v);
}
int ans=1e9;
void bfs()
{
queue<state> q;
q.push(state(0,x,y));vis[0][x][y]=1;
while(!q.empty())
{
state p=q.front();q.pop();
if(p.u==0){ans=min(ans,dis[p.s][p.u][p.v]);return;}
if(!p.s)
{
for(int i=0;i<=p.u;++i)for(int j=0;j<=p.v;++j)if(i+j<=::p&&ok({p.s^1,p.u-i,p.v-j})&&!vis[p.s^1][p.u-i][p.v-j])
{
vis[p.s^1][p.u-i][p.v-j]=1;
dis[p.s^1][p.u-i][p.v-j]=dis[p.s][p.u][p.v]+1;
q.push({p.s^1,p.u-i,p.v-j});
}
}
else
{
for(int i=0;i<=x-p.u;++i)for(int j=0;j<=y-p.v;++j)if(i+j<=::p&&ok({p.s^1,p.u+i,p.v+j})&&!vis[p.s^1][p.u+i][p.v+j])
{
vis[p.s^1][p.u+i][p.v+j]=1;
dis[p.s^1][p.u+i][p.v+j]=dis[p.s][p.u][p.v]+1;
q.push({p.s^1,p.u+i,p.v+j});
}
}
}
}
int main()
{
scanf("%d%d%d%d",&x,&y,&p,&q);
bfs();
if(ans>1e8)printf("-1\n");else printf("%d\n",ans);
fclose(stdin);fclose(stdout);return 0;
}
这程序好像有点Bug，我给组数据试试？
详细
Test #1:
score: 100
Accepted
time: 1ms
memory: 3800kb
input:
4 4 3 1
output:
3
result:
ok 1 number(s): "3"
Test #2:
score: 0
Accepted
time: 1ms
memory: 3800kb
input:
3 5 2 0
output:
5
result:
ok 1 number(s): "5"
Test #3:
score: 0
Accepted
time: 0ms
memory: 3676kb
input:
2 5 1 1
output:
-1
result:
ok 1 number(s): "-1"
Test #4:
score: 0
Accepted
time: 0ms
memory: 3812kb
input:
1 1 1 0
output:
1
result:
ok 1 number(s): "1"
Test #5:
score: 0
Accepted
time: 0ms
memory: 3748kb
input:
3 3 1 1
output:
7
result:
ok 1 number(s): "7"
Test #6:
score: 0
Accepted
time: 0ms
memory: 3788kb
input:
3 3 2 1
output:
3
result:
ok 1 number(s): "3"
Test #7:
score: 0
Accepted
time: 0ms
memory: 3880kb
input:
10 9 1 10
output:
19
result:
ok 1 number(s): "19"
Test #8:
score: 0
Accepted
time: 0ms
memory: 3812kb
input:
15 20 2 5
output:
27
result:
ok 1 number(s): "27"
Test #9:
score: 0
Accepted
time: 1ms
memory: 3888kb
input:
18 40 16 7
output:
5
result:
ok 1 number(s): "5"
Test #10:
score: 0
Accepted
time: 2ms
memory: 3816kb
input:
60 60 8 1
output:
27
result:
ok 1 number(s): "27"
Test #11:
score: 0
Accepted
time: 0ms
memory: 3924kb
input:
60 60 8 4
output:
27
result:
ok 1 number(s): "27"
Test #12:
score: 0
Accepted
time: 3ms
memory: 3856kb
input:
60 60 8 8
output:
25
result:
ok 1 number(s): "25"
Test #13:
score: 0
Accepted
time: 3ms
memory: 4136kb
input:
60 60 16 1
output:
13
result:
ok 1 number(s): "13"
Test #14:
score: 0
Accepted
time: 3ms
memory: 3864kb
input:
60 60 16 8
output:
11
result:
ok 1 number(s): "11"
Test #15:
score: 0
Accepted
time: 4ms
memory: 3868kb
input:
60 60 16 16
output:
11
result:
ok 1 number(s): "11"
Test #16:
score: 0
Accepted
time: 4ms
memory: 3868kb
input:
60 60 16 24
output:
9
result:
ok 1 number(s): "9"
Test #17:
score: 0
Accepted
time: 1ms
memory: 3824kb
input:
75 15 1 1
output:
175
result:
ok 1 number(s): "175"
Test #18:
score: 0
Accepted
time: 0ms
memory: 3732kb
input:
50 100 1 0
output:
-1
result:
ok 1 number(s): "-1"
Test #19:
score: 0
Accepted
time: 12ms
memory: 3880kb
input:
100 100 10 10
output:
35
result:
ok 1 number(s): "35"
Test #20:
score: 0
Accepted
time: 6ms
memory: 4184kb
input:
100 100 10 1
output:
37
result:
ok 1 number(s): "37"
Test #21:
score: 0
Accepted
time: 16ms
memory: 3900kb
input:
100 100 10 20
output:
33
result:
ok 1 number(s): "33"
Test #22:
score: 0
Accepted
time: 19ms
memory: 4184kb
input:
100 100 10 30
output:
31
result:
ok 1 number(s): "31"
Test #23:
score: 0
Accepted
time: 17ms
memory: 3904kb
input:
100 100 10 80
output:
21
result:
ok 1 number(s): "21"
Test #24:
score: 0
Accepted
time: 16ms
memory: 3900kb
input:
100 100 1 100
output:
199
result:
ok 1 number(s): "199"
Test #25:
score: 0
Accepted
time: 3ms
memory: 3884kb
input:
100 100 5 0
output:
95
result:
ok 1 number(s): "95"
Test #26:
score: 0
Accepted
time: 15ms
memory: 3908kb
input:
100 100 25 3
output:
13
result:
ok 1 number(s): "13"
Test #27:
score: 0
Accepted
time: 13ms
memory: 3856kb
input:
100 100 30 4
output:
11
result:
ok 1 number(s): "11"
Test #28:
score: 0
Accepted
time: 3ms
memory: 3968kb
input:
95 100 3 3
output:
125
result:
ok 1 number(s): "125"
Test #29:
score: 0
Accepted
time: 17ms
memory: 4200kb
input:
98 99 50 6
output:
5
result:
ok 1 number(s): "5"
Test #30:
score: 0
Accepted
time: 20ms
memory: 3940kb
input:
100 100 45 4
output:
7
result:
ok 1 number(s): "7"
Test #31:
score: 0
Accepted
time: 25ms
memory: 4224kb
input:
100 100 40 39
output:
7
result:
ok 1 number(s): "7"
Test #32:
score: 0
Accepted
time: 25ms
memory: 3928kb
input:
100 100 45 19
output:
7
result:
ok 1 number(s): "7"
Test #33:
score: 0
Accepted
time: 36ms
memory: 3960kb
input:
100 100 49 99
output:
5
result:
ok 1 number(s): "5"
Test #34:
score: 0
Accepted
time: 36ms
memory: 4236kb
input:
100 100 49 100
output:
5
result:
ok 1 number(s): "5"
Test #35:
score: 0
Accepted
time: 36ms
memory: 3964kb
input:
100 100 49 98
output:
5
result:
ok 1 number(s): "5"
Test #36:
score: 0
Accepted
time: 36ms
memory: 4004kb
input:
100 100 49 97
output:
5
result:
ok 1 number(s): "5"
Test #37:
score: 0
Accepted
time: 37ms
memory: 3960kb
input:
100 100 49 96
output:
5
result:
ok 1 number(s): "5"
Test #38:
score: 0
Accepted
time: 32ms
memory: 4028kb
input:
100 100 49 95
output:
5
result:
ok 1 number(s): "5"
Test #39:
score: 0
Accepted
time: 4ms
memory: 4180kb
input:
100 100 100 0
output:
1
result:
ok 1 number(s): "1"
Test #40:
score: 0
Accepted
time: 0ms
memory: 3760kb
input:
1 100 1 0
output:
1
result:
ok 1 number(s): "1"
Test #41:
score: 0
Accepted
time: 3ms
memory: 3904kb
input:
90 100 5 5
output:
87
result:
ok 1 number(s): "87"
Test #42:
score: 0
Accepted
time: 1ms
memory: 3900kb
input:
100 1 1 0
output:
199
result:
ok 1 number(s): "199"
Test #43:
score: 0
Accepted
time: 10ms
memory: 3888kb
input:
94 61 22 35
output:
9
result:
ok 1 number(s): "9"
Test #44:
score: 0
Accepted
time: 4ms
memory: 4096kb
input:
61 92 36 6
output:
7
result:
ok 1 number(s): "7"
Test #45:
score: 0
Accepted
time: 2ms
memory: 3880kb
input:
73 89 12 4
output:
57
result:
ok 1 number(s): "57"
Test #46:
score: 0
Accepted
time: 0ms
memory: 3688kb
input:
71 80 4 3
output:
-1
result:
ok 1 number(s): "-1"
Test #47:
score: 0
Accepted
time: 2ms
memory: 4084kb
input:
44 75 2 31
output:
85
result:
ok 1 number(s): "85"
Test #48:
score: 0
Accepted
time: 2ms
memory: 3808kb
input:
48 62 5 18
output:
35
result:
ok 1 number(s): "35"
Test #49:
score: 0
Accepted
time: 12ms
memory: 3912kb
input:
73 100 22 49
output:
9
result:
ok 1 number(s): "9"
Extra Test:
score: 0
Extra Test Passed