QOJ.ac
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 |
|---|---|---|---|---|---|---|---|---|---|
| #770556 | #7781. Sheep Eat Wolves | jiangzhihui# | WA | 88ms | 3996kb | C++14 | 1.9kb | 2024-11-21 22:22:01 | 2024-11-21 22:22:02 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
const int inf=0x3f3f3f3f;
struct node{
int a,b,c;
node(int a,int b,int c):a(a),b(b),c(c){}
};
int x,y,p,q;
int dis[101][101][2];
bool check(int i,int j,int t){
if(t==1&&i>0&&j>i+q)return false;
int c1=x-i;
int c2=y-j;
if(t==0&&c1>0&&c2>c1+q)return false;
return true;
}
int main(){
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
cin>>x>>y>>p>>q;
memset(dis,-1,sizeof dis);
dis[x][y][0]=0;
queue<node> que;
que.push(node(x,y,0));
while(!que.empty()){
node t=que.front();
que.pop();
if(t.c==0){
for(int v1=0;v1<=t.a;v1++){
for(int v2=0;v2<=t.b&&v1+v2<=p;v2++){
if(v1>0&&v2>v1+q)continue;
if(!check(t.a-v1,t.b-v2,1))continue;
if(dis[t.a-v1][t.b-v2][1]==-1){
dis[t.a-v1][t.b-v2][1]=dis[t.a][t.b][t.c]+1;
que.push(node(t.a-v1,t.b-v2,1));
}
}
}
}else{
int c1=x-t.a;
int c2=y-t.b;
for(int v1=0;v1<=c1;v1++){
for(int v2=0;v2<=c2;v2++){
if(v1>0&&v2>v1+q)continue;
if(!check(t.a+v1,t.b+v2,0))continue;
if(dis[t.a+v1][t.b+v2][0]==-1){
dis[t.a+v1][t.b+v2][0]=dis[t.a][t.b][t.c]+1;
que.push(node(t.a+v1,t.b+v2,0));
}
}
}
}
}
int ans=-1;
for(int i=0;i<=y;i++){
if(dis[0][i][0]!=-1){
if(ans==-1||dis[0][i][0]<ans)ans=dis[0][i][0];
}
if(dis[0][i][1]!=-1){
if(ans==-1||dis[0][i][1]<ans)ans=dis[0][i][1];
}
}
cout<<ans<<endl;
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 1ms
memory: 3672kb
input:
4 4 3 1
output:
3
result:
ok 1 number(s): "3"
Test #2:
score: 0
Accepted
time: 1ms
memory: 3928kb
input:
3 5 2 0
output:
5
result:
ok 1 number(s): "5"
Test #3:
score: 0
Accepted
time: 1ms
memory: 3696kb
input:
2 5 1 1
output:
-1
result:
ok 1 number(s): "-1"
Test #4:
score: 0
Accepted
time: 1ms
memory: 3860kb
input:
1 1 1 0
output:
1
result:
ok 1 number(s): "1"
Test #5:
score: 0
Accepted
time: 1ms
memory: 3932kb
input:
3 3 1 1
output:
7
result:
ok 1 number(s): "7"
Test #6:
score: 0
Accepted
time: 1ms
memory: 3696kb
input:
3 3 2 1
output:
3
result:
ok 1 number(s): "3"
Test #7:
score: 0
Accepted
time: 1ms
memory: 3576kb
input:
10 9 1 10
output:
19
result:
ok 1 number(s): "19"
Test #8:
score: 0
Accepted
time: 1ms
memory: 3708kb
input:
15 20 2 5
output:
27
result:
ok 1 number(s): "27"
Test #9:
score: 0
Accepted
time: 1ms
memory: 3584kb
input:
18 40 16 7
output:
5
result:
ok 1 number(s): "5"
Test #10:
score: 0
Accepted
time: 2ms
memory: 3696kb
input:
60 60 8 1
output:
27
result:
ok 1 number(s): "27"
Test #11:
score: 0
Accepted
time: 0ms
memory: 3640kb
input:
60 60 8 4
output:
27
result:
ok 1 number(s): "27"
Test #12:
score: 0
Accepted
time: 5ms
memory: 3644kb
input:
60 60 8 8
output:
25
result:
ok 1 number(s): "25"
Test #13:
score: 0
Accepted
time: 3ms
memory: 3596kb
input:
60 60 16 1
output:
13
result:
ok 1 number(s): "13"
Test #14:
score: 0
Accepted
time: 6ms
memory: 3740kb
input:
60 60 16 8
output:
11
result:
ok 1 number(s): "11"
Test #15:
score: 0
Accepted
time: 5ms
memory: 3640kb
input:
60 60 16 16
output:
11
result:
ok 1 number(s): "11"
Test #16:
score: 0
Accepted
time: 9ms
memory: 3708kb
input:
60 60 16 24
output:
9
result:
ok 1 number(s): "9"
Test #17:
score: 0
Accepted
time: 0ms
memory: 3928kb
input:
75 15 1 1
output:
175
result:
ok 1 number(s): "175"
Test #18:
score: 0
Accepted
time: 1ms
memory: 3580kb
input:
50 100 1 0
output:
-1
result:
ok 1 number(s): "-1"
Test #19:
score: 0
Accepted
time: 16ms
memory: 3704kb
input:
100 100 10 10
output:
35
result:
ok 1 number(s): "35"
Test #20:
score: 0
Accepted
time: 8ms
memory: 3708kb
input:
100 100 10 1
output:
37
result:
ok 1 number(s): "37"
Test #21:
score: 0
Accepted
time: 32ms
memory: 3684kb
input:
100 100 10 20
output:
33
result:
ok 1 number(s): "33"
Test #22:
score: 0
Accepted
time: 44ms
memory: 3708kb
input:
100 100 10 30
output:
31
result:
ok 1 number(s): "31"
Test #23:
score: 0
Accepted
time: 66ms
memory: 3704kb
input:
100 100 10 80
output:
21
result:
ok 1 number(s): "21"
Test #24:
score: 0
Accepted
time: 61ms
memory: 3704kb
input:
100 100 1 100
output:
199
result:
ok 1 number(s): "199"
Test #25:
score: 0
Accepted
time: 5ms
memory: 3636kb
input:
100 100 5 0
output:
95
result:
ok 1 number(s): "95"
Test #26:
score: 0
Accepted
time: 18ms
memory: 3728kb
input:
100 100 25 3
output:
13
result:
ok 1 number(s): "13"
Test #27:
score: 0
Accepted
time: 18ms
memory: 3656kb
input:
100 100 30 4
output:
11
result:
ok 1 number(s): "11"
Test #28:
score: 0
Accepted
time: 5ms
memory: 3872kb
input:
95 100 3 3
output:
125
result:
ok 1 number(s): "125"
Test #29:
score: 0
Accepted
time: 30ms
memory: 3976kb
input:
98 99 50 6
output:
5
result:
ok 1 number(s): "5"
Test #30:
score: 0
Accepted
time: 28ms
memory: 3928kb
input:
100 100 45 4
output:
7
result:
ok 1 number(s): "7"
Test #31:
score: 0
Accepted
time: 66ms
memory: 3728kb
input:
100 100 40 39
output:
7
result:
ok 1 number(s): "7"
Test #32:
score: 0
Accepted
time: 49ms
memory: 3740kb
input:
100 100 45 19
output:
7
result:
ok 1 number(s): "7"
Test #33:
score: 0
Accepted
time: 86ms
memory: 3792kb
input:
100 100 49 99
output:
5
result:
ok 1 number(s): "5"
Test #34:
score: 0
Accepted
time: 86ms
memory: 3996kb
input:
100 100 49 100
output:
5
result:
ok 1 number(s): "5"
Test #35:
score: 0
Accepted
time: 86ms
memory: 3696kb
input:
100 100 49 98
output:
5
result:
ok 1 number(s): "5"
Test #36:
score: 0
Accepted
time: 86ms
memory: 3728kb
input:
100 100 49 97
output:
5
result:
ok 1 number(s): "5"
Test #37:
score: 0
Accepted
time: 88ms
memory: 3752kb
input:
100 100 49 96
output:
5
result:
ok 1 number(s): "5"
Test #38:
score: 0
Accepted
time: 86ms
memory: 3696kb
input:
100 100 49 95
output:
5
result:
ok 1 number(s): "5"
Test #39:
score: 0
Accepted
time: 32ms
memory: 3976kb
input:
100 100 100 0
output:
1
result:
ok 1 number(s): "1"
Test #40:
score: 0
Accepted
time: 1ms
memory: 3732kb
input:
1 100 1 0
output:
1
result:
ok 1 number(s): "1"
Test #41:
score: 0
Accepted
time: 5ms
memory: 3700kb
input:
90 100 5 5
output:
87
result:
ok 1 number(s): "87"
Test #42:
score: 0
Accepted
time: 1ms
memory: 3696kb
input:
100 1 1 0
output:
199
result:
ok 1 number(s): "199"
Test #43:
score: 0
Accepted
time: 25ms
memory: 3720kb
input:
94 61 22 35
output:
9
result:
ok 1 number(s): "9"
Test #44:
score: 0
Accepted
time: 7ms
memory: 3684kb
input:
61 92 36 6
output:
7
result:
ok 1 number(s): "7"
Test #45:
score: -100
Wrong Answer
time: 1ms
memory: 3696kb
input:
73 89 12 4
output:
-1
result:
wrong answer 1st numbers differ - expected: '57', found: '-1'