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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#633956#7781. Sheep Eat WolvesCCFWA 0ms3944kbC++141.1kb2024-10-12 16:28:522024-10-12 16:28:52

Judging History

你现在查看的是最新测评结果

  • [2024-10-12 16:28:52]
  • 评测
  • 测评结果:WA
  • 用时:0ms
  • 内存:3944kb
  • [2024-10-12 16:28:52]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define pii pair<int,int>
#define fs first
#define sc second
#define pb push_back
#define SZ(X) (int)((X).size())
#define lb(i) ((i)&-(i))
#define cl(i) memset(i,0,sizeof(i))
const int N=6.1e3;
int solve(int x,int y,int p,int q,int a,int b){
    int side=0,nw=0,cnt=0;
    for(;x>0;side^=1){
        cnt++;
        if(side==0){
            if(x<=p-nw)return cnt;
            while(nw<p){
                while(nw<p&&y-x<q)x--,a++,nw++;
                if(nw<p)y--,b++,nw++;
            }
            if(y-x>q)return 1e9;
            nw=0;
        }
        if(side==1){
            //x>0
            while(a>0&&nw<p&&b-a>q)b--,y++,nw++;
            //assert(a==0||b-a<=q);////
            if(!(a==0||b-a<=q))return 1e9;
            nw=0;
        }
    }
    return cnt;
}
int main(){
    int x,y,p,q;
    cin>>x>>y>>p>>q;
    int mn=solve(x,y,p,q,0,0);
    for(int i=1;i<=p&&y-i>=0;i++){
        if(y-i-x<=q)mn=min(mn,solve(x,y-i,p,q,0,i)+2);
        //if(mn<1e9)cerr<<i<<"\n";
    }
    if(mn>=1e9)puts("-1");
    else printf("%d\n",mn);
    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3944kb

input:

4 4 3 1

output:

3

result:

ok 1 number(s): "3"

Test #2:

score: 0
Accepted
time: 0ms
memory: 3760kb

input:

3 5 2 0

output:

5

result:

ok 1 number(s): "5"

Test #3:

score: 0
Accepted
time: 0ms
memory: 3696kb

input:

2 5 1 1

output:

-1

result:

ok 1 number(s): "-1"

Test #4:

score: 0
Accepted
time: 0ms
memory: 3876kb

input:

1 1 1 0

output:

1

result:

ok 1 number(s): "1"

Test #5:

score: 0
Accepted
time: 0ms
memory: 3876kb

input:

3 3 1 1

output:

7

result:

ok 1 number(s): "7"

Test #6:

score: 0
Accepted
time: 0ms
memory: 3840kb

input:

3 3 2 1

output:

3

result:

ok 1 number(s): "3"

Test #7:

score: 0
Accepted
time: 0ms
memory: 3836kb

input:

10 9 1 10

output:

19

result:

ok 1 number(s): "19"

Test #8:

score: 0
Accepted
time: 0ms
memory: 3764kb

input:

15 20 2 5

output:

27

result:

ok 1 number(s): "27"

Test #9:

score: 0
Accepted
time: 0ms
memory: 3808kb

input:

18 40 16 7

output:

5

result:

ok 1 number(s): "5"

Test #10:

score: 0
Accepted
time: 0ms
memory: 3828kb

input:

60 60 8 1

output:

27

result:

ok 1 number(s): "27"

Test #11:

score: 0
Accepted
time: 0ms
memory: 3824kb

input:

60 60 8 4

output:

27

result:

ok 1 number(s): "27"

Test #12:

score: 0
Accepted
time: 0ms
memory: 3820kb

input:

60 60 8 8

output:

25

result:

ok 1 number(s): "25"

Test #13:

score: 0
Accepted
time: 0ms
memory: 3820kb

input:

60 60 16 1

output:

13

result:

ok 1 number(s): "13"

Test #14:

score: 0
Accepted
time: 0ms
memory: 3836kb

input:

60 60 16 8

output:

11

result:

ok 1 number(s): "11"

Test #15:

score: 0
Accepted
time: 0ms
memory: 3828kb

input:

60 60 16 16

output:

11

result:

ok 1 number(s): "11"

Test #16:

score: 0
Accepted
time: 0ms
memory: 3768kb

input:

60 60 16 24

output:

9

result:

ok 1 number(s): "9"

Test #17:

score: 0
Accepted
time: 0ms
memory: 3876kb

input:

75 15 1 1

output:

175

result:

ok 1 number(s): "175"

Test #18:

score: 0
Accepted
time: 0ms
memory: 3556kb

input:

50 100 1 0

output:

-1

result:

ok 1 number(s): "-1"

Test #19:

score: 0
Accepted
time: 0ms
memory: 3844kb

input:

100 100 10 10

output:

35

result:

ok 1 number(s): "35"

Test #20:

score: 0
Accepted
time: 0ms
memory: 3804kb

input:

100 100 10 1

output:

37

result:

ok 1 number(s): "37"

Test #21:

score: 0
Accepted
time: 0ms
memory: 3840kb

input:

100 100 10 20

output:

33

result:

ok 1 number(s): "33"

Test #22:

score: 0
Accepted
time: 0ms
memory: 3768kb

input:

100 100 10 30

output:

31

result:

ok 1 number(s): "31"

Test #23:

score: 0
Accepted
time: 0ms
memory: 3768kb

input:

100 100 10 80

output:

21

result:

ok 1 number(s): "21"

Test #24:

score: 0
Accepted
time: 0ms
memory: 3812kb

input:

100 100 1 100

output:

199

result:

ok 1 number(s): "199"

Test #25:

score: 0
Accepted
time: 0ms
memory: 3836kb

input:

100 100 5 0

output:

95

result:

ok 1 number(s): "95"

Test #26:

score: 0
Accepted
time: 0ms
memory: 3824kb

input:

100 100 25 3

output:

13

result:

ok 1 number(s): "13"

Test #27:

score: 0
Accepted
time: 0ms
memory: 3804kb

input:

100 100 30 4

output:

11

result:

ok 1 number(s): "11"

Test #28:

score: 0
Accepted
time: 0ms
memory: 3764kb

input:

95 100 3 3

output:

125

result:

ok 1 number(s): "125"

Test #29:

score: 0
Accepted
time: 0ms
memory: 3944kb

input:

98 99 50 6

output:

5

result:

ok 1 number(s): "5"

Test #30:

score: 0
Accepted
time: 0ms
memory: 3768kb

input:

100 100 45 4

output:

7

result:

ok 1 number(s): "7"

Test #31:

score: 0
Accepted
time: 0ms
memory: 3816kb

input:

100 100 40 39

output:

7

result:

ok 1 number(s): "7"

Test #32:

score: 0
Accepted
time: 0ms
memory: 3760kb

input:

100 100 45 19

output:

7

result:

ok 1 number(s): "7"

Test #33:

score: 0
Accepted
time: 0ms
memory: 3828kb

input:

100 100 49 99

output:

5

result:

ok 1 number(s): "5"

Test #34:

score: 0
Accepted
time: 0ms
memory: 3832kb

input:

100 100 49 100

output:

5

result:

ok 1 number(s): "5"

Test #35:

score: 0
Accepted
time: 0ms
memory: 3752kb

input:

100 100 49 98

output:

5

result:

ok 1 number(s): "5"

Test #36:

score: 0
Accepted
time: 0ms
memory: 3760kb

input:

100 100 49 97

output:

5

result:

ok 1 number(s): "5"

Test #37:

score: 0
Accepted
time: 0ms
memory: 3840kb

input:

100 100 49 96

output:

5

result:

ok 1 number(s): "5"

Test #38:

score: 0
Accepted
time: 0ms
memory: 3836kb

input:

100 100 49 95

output:

5

result:

ok 1 number(s): "5"

Test #39:

score: 0
Accepted
time: 0ms
memory: 3828kb

input:

100 100 100 0

output:

1

result:

ok 1 number(s): "1"

Test #40:

score: 0
Accepted
time: 0ms
memory: 3764kb

input:

1 100 1 0

output:

1

result:

ok 1 number(s): "1"

Test #41:

score: -100
Wrong Answer
time: 0ms
memory: 3804kb

input:

90 100 5 5

output:

89

result:

wrong answer 1st numbers differ - expected: '87', found: '89'