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| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #790616 | #7781. Sheep Eat Wolves | zhilin# | AC ✓ | 72ms | 1796kb | C++14 | 1.4kb | 2024-11-28 14:03:12 | 2024-11-28 14:03:18 |
Judging History
answer
#include<cstdio>
#include<algorithm>
#include<cstring>
#define INF 0x3f3f3f3f
#define N 110
int x,y,p,q;
int dp[N][N][2];
struct ppx{
int a,b;
}dl[N*N],tmp[N*N];
int sum,cnt;
int main(){
scanf("%d%d%d%d",&x,&y,&p,&q);
int t=0;
memset(dp,0x3f,sizeof(dp));
dp[x][y][0]=0;cnt=1;dl[1].a=x,dl[1].b=y;
while(cnt){
t++;
//printf("%d\n",sum);
sum=0;
for(int i=1;i<=cnt;i++){
if(t&1){
for(int j=0;j<=p;j++){
for(int k=0;k<=j;k++){
int l=j-k;
if(dl[i].a-k<0||dl[i].b-l<0)continue;
if(dp[dl[i].a-k][dl[i].b-l][1]!=INF)continue;
if(dl[i].a-k+q<dl[i].b-l&&dl[i].a-k>0)continue;
dp[dl[i].a-k][dl[i].b-l][1]=t;
sum++;
tmp[sum].a=dl[i].a-k;
tmp[sum].b=dl[i].b-l;
}
}
}
else{
for(int j=0;j<=p;j++){
for(int k=0;k<=j;k++){
int l=j-k;
if(dl[i].a+k>x||dl[i].b+l>y)continue;
if(dp[dl[i].a+k][dl[i].b+l][0]!=INF)continue;
if(x-(dl[i].a+k)+q<y-(dl[i].b+l)&&dl[i].a+k!=x)continue;
dp[dl[i].a+k][dl[i].b+l][0]=t;
sum++;
tmp[sum].a=dl[i].a+k;
tmp[sum].b=dl[i].b+l;
}
}
}
}
cnt=sum;
for(int i=1;i<=cnt;i++){
//printf("%d %d\n",tmp[i].a,tmp[i].b);
dl[i]=tmp[i];
}
}
int ans=INF;
for(int i=0;i<=y;i++)ans=std::min(ans,std::min(dp[0][i][0],dp[0][i][1]));
if(ans==INF)printf("-1");
else printf("%d",ans);
return 0;
}
/*
4 4 3 1
3 5 2 0
2 5 1 1
*/
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: 0ms
memory: 1740kb
input:
4 4 3 1
output:
3
result:
ok 1 number(s): "3"
Test #2:
score: 0
Accepted
time: 0ms
memory: 1708kb
input:
3 5 2 0
output:
5
result:
ok 1 number(s): "5"
Test #3:
score: 0
Accepted
time: 0ms
memory: 1580kb
input:
2 5 1 1
output:
-1
result:
ok 1 number(s): "-1"
Test #4:
score: 0
Accepted
time: 0ms
memory: 1728kb
input:
1 1 1 0
output:
1
result:
ok 1 number(s): "1"
Test #5:
score: 0
Accepted
time: 0ms
memory: 1744kb
input:
3 3 1 1
output:
7
result:
ok 1 number(s): "7"
Test #6:
score: 0
Accepted
time: 0ms
memory: 1736kb
input:
3 3 2 1
output:
3
result:
ok 1 number(s): "3"
Test #7:
score: 0
Accepted
time: 0ms
memory: 1636kb
input:
10 9 1 10
output:
19
result:
ok 1 number(s): "19"
Test #8:
score: 0
Accepted
time: 0ms
memory: 1704kb
input:
15 20 2 5
output:
27
result:
ok 1 number(s): "27"
Test #9:
score: 0
Accepted
time: 0ms
memory: 1724kb
input:
18 40 16 7
output:
5
result:
ok 1 number(s): "5"
Test #10:
score: 0
Accepted
time: 0ms
memory: 1680kb
input:
60 60 8 1
output:
27
result:
ok 1 number(s): "27"
Test #11:
score: 0
Accepted
time: 0ms
memory: 1636kb
input:
60 60 8 4
output:
27
result:
ok 1 number(s): "27"
Test #12:
score: 0
Accepted
time: 0ms
memory: 1636kb
input:
60 60 8 8
output:
25
result:
ok 1 number(s): "25"
Test #13:
score: 0
Accepted
time: 0ms
memory: 1744kb
input:
60 60 16 1
output:
13
result:
ok 1 number(s): "13"
Test #14:
score: 0
Accepted
time: 0ms
memory: 1648kb
input:
60 60 16 8
output:
11
result:
ok 1 number(s): "11"
Test #15:
score: 0
Accepted
time: 1ms
memory: 1648kb
input:
60 60 16 16
output:
11
result:
ok 1 number(s): "11"
Test #16:
score: 0
Accepted
time: 1ms
memory: 1640kb
input:
60 60 16 24
output:
9
result:
ok 1 number(s): "9"
Test #17:
score: 0
Accepted
time: 0ms
memory: 1708kb
input:
75 15 1 1
output:
175
result:
ok 1 number(s): "175"
Test #18:
score: 0
Accepted
time: 0ms
memory: 1636kb
input:
50 100 1 0
output:
-1
result:
ok 1 number(s): "-1"
Test #19:
score: 0
Accepted
time: 1ms
memory: 1716kb
input:
100 100 10 10
output:
35
result:
ok 1 number(s): "35"
Test #20:
score: 0
Accepted
time: 0ms
memory: 1684kb
input:
100 100 10 1
output:
37
result:
ok 1 number(s): "37"
Test #21:
score: 0
Accepted
time: 1ms
memory: 1736kb
input:
100 100 10 20
output:
33
result:
ok 1 number(s): "33"
Test #22:
score: 0
Accepted
time: 1ms
memory: 1728kb
input:
100 100 10 30
output:
31
result:
ok 1 number(s): "31"
Test #23:
score: 0
Accepted
time: 2ms
memory: 1724kb
input:
100 100 10 80
output:
21
result:
ok 1 number(s): "21"
Test #24:
score: 0
Accepted
time: 0ms
memory: 1684kb
input:
100 100 1 100
output:
199
result:
ok 1 number(s): "199"
Test #25:
score: 0
Accepted
time: 0ms
memory: 1708kb
input:
100 100 5 0
output:
95
result:
ok 1 number(s): "95"
Test #26:
score: 0
Accepted
time: 5ms
memory: 1748kb
input:
100 100 25 3
output:
13
result:
ok 1 number(s): "13"
Test #27:
score: 0
Accepted
time: 9ms
memory: 1660kb
input:
100 100 30 4
output:
11
result:
ok 1 number(s): "11"
Test #28:
score: 0
Accepted
time: 0ms
memory: 1708kb
input:
95 100 3 3
output:
125
result:
ok 1 number(s): "125"
Test #29:
score: 0
Accepted
time: 24ms
memory: 1728kb
input:
98 99 50 6
output:
5
result:
ok 1 number(s): "5"
Test #30:
score: 0
Accepted
time: 20ms
memory: 1720kb
input:
100 100 45 4
output:
7
result:
ok 1 number(s): "7"
Test #31:
score: 0
Accepted
time: 21ms
memory: 1744kb
input:
100 100 40 39
output:
7
result:
ok 1 number(s): "7"
Test #32:
score: 0
Accepted
time: 25ms
memory: 1680kb
input:
100 100 45 19
output:
7
result:
ok 1 number(s): "7"
Test #33:
score: 0
Accepted
time: 32ms
memory: 1696kb
input:
100 100 49 99
output:
5
result:
ok 1 number(s): "5"
Test #34:
score: 0
Accepted
time: 28ms
memory: 1756kb
input:
100 100 49 100
output:
5
result:
ok 1 number(s): "5"
Test #35:
score: 0
Accepted
time: 32ms
memory: 1796kb
input:
100 100 49 98
output:
5
result:
ok 1 number(s): "5"
Test #36:
score: 0
Accepted
time: 32ms
memory: 1776kb
input:
100 100 49 97
output:
5
result:
ok 1 number(s): "5"
Test #37:
score: 0
Accepted
time: 32ms
memory: 1780kb
input:
100 100 49 96
output:
5
result:
ok 1 number(s): "5"
Test #38:
score: 0
Accepted
time: 32ms
memory: 1704kb
input:
100 100 49 95
output:
5
result:
ok 1 number(s): "5"
Test #39:
score: 0
Accepted
time: 72ms
memory: 1768kb
input:
100 100 100 0
output:
1
result:
ok 1 number(s): "1"
Test #40:
score: 0
Accepted
time: 0ms
memory: 1740kb
input:
1 100 1 0
output:
1
result:
ok 1 number(s): "1"
Test #41:
score: 0
Accepted
time: 0ms
memory: 1688kb
input:
90 100 5 5
output:
87
result:
ok 1 number(s): "87"
Test #42:
score: 0
Accepted
time: 0ms
memory: 1712kb
input:
100 1 1 0
output:
199
result:
ok 1 number(s): "199"
Test #43:
score: 0
Accepted
time: 4ms
memory: 1652kb
input:
94 61 22 35
output:
9
result:
ok 1 number(s): "9"
Test #44:
score: 0
Accepted
time: 5ms
memory: 1720kb
input:
61 92 36 6
output:
7
result:
ok 1 number(s): "7"
Test #45:
score: 0
Accepted
time: 0ms
memory: 1632kb
input:
73 89 12 4
output:
57
result:
ok 1 number(s): "57"
Test #46:
score: 0
Accepted
time: 0ms
memory: 1612kb
input:
71 80 4 3
output:
-1
result:
ok 1 number(s): "-1"
Test #47:
score: 0
Accepted
time: 0ms
memory: 1636kb
input:
44 75 2 31
output:
85
result:
ok 1 number(s): "85"
Test #48:
score: 0
Accepted
time: 0ms
memory: 1748kb
input:
48 62 5 18
output:
35
result:
ok 1 number(s): "35"
Test #49:
score: 0
Accepted
time: 5ms
memory: 1660kb
input:
73 100 22 49
output:
9
result:
ok 1 number(s): "9"
Extra Test:
score: 0
Extra Test Passed