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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
#506197#6422. Evil CoordinatepagohiaWA 22ms3764kbC++144.1kb2024-08-05 15:55:422024-08-05 15:55:42

Judging History

你现在查看的是最新测评结果

  • [2024-08-05 15:55:42]
  • 评测
  • 测评结果:WA
  • 用时:22ms
  • 内存:3764kb
  • [2024-08-05 15:55:42]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
#define N 100005



void solve()
{
    int x,y;
    string str1="";
    char str[N];
    cin>>x>>y;
    cin>>str;
    int u=0;
    int d=0;
    int l=0;
    int r=0;
    for(int i=0;i<strlen(str);i++)
    {
        if(str[i]=='U')
            u++;
        else if(str[i]=='D')
            d++;
        else if(str[i]=='L')
            l++;
        else if(str[i]=='R')
            r++;
    }

    if(x==0&&y==0)
        cout<<"Impossible"<<endl;
    else if((l||r)&&!u&&!d)
    {
        int xx=1;
        if(y==0&&x>=0&&r-l>=x)
        {
            cout<<"Impossible"<<endl;
            xx=0;
        }
        else if(y==0&&x<0&&r-l<=x)
        {
            cout<<"Impossible"<<endl;
            xx=0;
        }
        if(xx==1)
        {
            if(x>=0)
        {
            for(int i=0;i<l;i++)
            str1+='L';
            for(int i=0;i<r;i++)
            str1+='R';
            cout<<str1<<endl;
        }
        else if(x<0)
        {
            for(int i=0;i<r;i++)
            str1+='R';
            for(int i=0;i<l;i++)
            str1+='L';
            cout<<str1<<endl;
        }
        }
    }
    else if((u||d)&&!l&&!r)
    {
        int xx=1;
        if(x==0&&y>=0&&u-d>=y)
        {
            cout<<"Impossible"<<endl;
            xx=0;
        }
        else if(x==0&&y<0&&u-d<=y)
        {
            cout<<"Impossible"<<endl;
            xx=0;
        }
        if(xx==1)
        {
            if(y>=0)
        {
            for(int i=0;i<d;i++)
            str1+='D';
            for(int i=0;i<u;i++)
            str1+='U';
            cout<<str1<<endl;
        }
        else if(y<0)
        {
            for(int i=0;i<u;i++)
            str1+='U';
            for(int i=0;i<d;i++)
            str1+='D';
            cout<<str1<<endl;
        }
        }
    }
    else if(r-l==x&&u-d==y)
        cout<<"Impossible"<<endl;
    else
    {
        int dx=r-l;
        int dy=u-d;
        if(dx==x&&dy!=y)
        {
            if(x>0&&x<=r)
            {
                for(int i=0;i<x-1;i++)
                    str1+='R';
                for(int i=0;i<u;i++)
                    str1+='U';
                for(int i=0;i<d;i++)
                    str1+='D';
                for(int i=x-1;i<r;i++)
                    str1+='R';
                for(int i=0;i<l;i++)
                    str1+='L';
                cout<<str1<<endl;
            }
            else 
            {
                for(int i=0;i<r;i++)
                    str1+='R';
                for(int i=0;i<u;i++)
                    str1+='U';
                for(int i=0;i<d;i++)
                    str1+='D';
                for(int i=0;i<l;i++)
                    str1+='L';
                cout<<str1<<endl;
            }
        }
        else if(dy==y&&dx!=x)
        {
            if(y>0&&y<=u)
            {
                for(int i=0;i<y-1;i++)
                    str1+='U';
                for(int i=0;i<r;i++)
                    str1+='R';
                for(int i=0;i<l;i++)
                    str1+='L';
                for(int i=y-1;i<u;i++)
                    str1+='U';
                for(int i=0;i<d;i++)
                    str1+='D';
                cout<<str1<<endl;
            }
            else 
            {
                for(int i=0;i<u;i++)
                    str1+='U';
                for(int i=0;i<r;i++)
                    str1+='R';
                for(int i=0;i<l;i++)
                    str1+='L';
                for(int i=0;i<d;i++)
                    str1+='D';
                cout<<str1<<endl;
            }
        }
        else
        {
            for(int i=0;i<r;i++)
                    str1+='R';
            for(int i=0;i<l;i++)
                    str1+='L';
            for(int i=0;i<u;i++)
                    str1+='U';
            for(int i=0;i<d;i++)
                    str1+='D';
            cout<<str1<<endl;
        }
    }
}

int main()
{
    int t;
    cin>>t;
    while(t--)
    {
        solve();
    }
    return 0;
}

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 3684kb

input:

5
1 1
RURULLD
0 5
UUU
0 3
UUU
0 2
UUU
0 0
UUU

output:

RRLLUUD
UUU
Impossible
Impossible
Impossible

result:

ok 5 cases

Test #2:

score: -100
Wrong Answer
time: 22ms
memory: 3764kb

input:

11109
6 0
RUDUDR
2 0
URU
0 0
UDRU
0 0
R
-1 1
LDUUDDRUUL
-1 5
RRUUUDUUU
-8 4
RRDRLDR
2 0
UD
0 0
UUDD
3 -2
LDDLLLRR
3 -2
LDRURLDD
1 0
RRL
-1 0
DUDDLLRDU
-4 0
LL
-1 -1
DLRLDLUDUR
1 4
URDULUR
0 0
DDUUDUDDDD
0 2
UU
1 0
RRULD
0 -2
LDLRLLDRRL
0 1
RLRLLRLUR
-3 0
RL
0 0
D
0 0
L
0 0
DDLRRUDRUD
0 0
DULU
2 0
RR...

output:

UURRDD
RUU
Impossible
Impossible
Impossible
UUUURRUUD
RRRRLDD
DU
Impossible
RRLLLLDD
URRLLDDD
Impossible
RUUDDDDLL
LL
Impossible
UUUDRRL
Impossible
Impossible
Impossible
RRRLLLLLDD
Impossible
RL
Impossible
Impossible
Impossible
Impossible
Impossible
URRRRRLLLU
LLLUD
Impossible
UUULDDD
RUUDDR
Impossi...

result:

wrong answer case 42, participant's output goes through forbidden coordinate