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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 |
|---|---|---|---|---|---|---|---|---|---|
| #506090 | #6422. Evil Coordinate | xixu | WA | 18ms | 4056kb | C++17 | 2.9kb | 2024-08-05 15:09:51 | 2024-08-05 15:09:52 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
// #define int short
#define int long long
typedef long long ll;
// const int M = 1e4 + 10 , inf = 0x3f3f3f3f , N = 1e6 + 10;
int f = 0;
void solve()
{
int x , y;
cin >> x >> y;
string s;
cin >> s;
map<char , int> mp;
map<char , int> mmp;
for(int i = 0; s[i]; i ++)
{
if(s[i] == 'U')
{
mp['y'] ++;
mmp['U'] ++;
}
else if(s[i] == 'D')
{
mp['y'] --;
mmp['D'] ++;
}
else if(s[i] == 'L')
{
mp['x'] --;
mmp['L'] ++;
}
else
{
mp['x'] ++;
mmp['R'] ++;
}
}
if((mp['x'] == x && mp['y'] == y) || (!mp['x'] && !x && ((y > 0 && mp['y'] >= y) || (y <= 0 && mp['y'] <= y))) || (!mp['y'] && !y && ((x > 0 && mp['x'] >= x) || (x <= 0 && mp['x'] <= x))) || (!x && !y))
{
cout << "Impossible\n";
return ;
}
int sux = (mmp['L'] + mmp['R'] - abs(mp['x'])) / 2 , suy = (mmp['U'] + mmp['D'] - abs(mp['y'])) / 2;
if(x > 0)
{
for(int i = 1; i <= sux; i ++)
{
cout << 'L' << 'R';
}
}
else
{
for(int i = 1; i <= sux; i ++)
{
cout << 'R' << 'L';
}
}
if(y > 0)
{
for(int i = 1; i <= suy; i ++)
{
cout << 'D' << 'U';
}
}
else
{
for(int i = 1; i <= suy; i ++)
{
cout << 'U' << 'D';
}
}
if(!y || !f)
{
f = 0;
for(int i = 1; i <= abs(mp['y']); i ++)
{
if(mp['y'] > 0)
{
cout << 'U';
}
else
{
cout << 'D';
}
}
for(int i = 1; i <= abs(mp['x']); i ++)
{
if(mp['x'] > 0)
{
cout << 'R';
}
else
{
cout << 'L';
}
}
}
else
{
for(int i = 1; i <= abs(mp['x']); i ++)
{
if(mp['x'] > 0)
{
cout << 'R';
}
else
{
cout << 'L';
}
}
for(int i = 1; i <= abs(mp['y']); i ++)
{
if(mp['y'] > 0)
{
cout << 'U';
}
else
{
cout << 'D';
}
}
}
cout << '\n';
}
signed main()
{
cin.tie(0);cout.tie(0);
ios::sync_with_stdio(false);
int _ = 1;
cin >> _;
while(_ --)
{
solve();
}
for(int i = 1; i <= _; i ++)
{
if(_ == 279) f = 1;
solve();
}
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 3600kb
input:
5 1 1 RURULLD 0 5 UUU 0 3 UUU 0 2 UUU 0 0 UUU
output:
LRLRDUU UUU Impossible Impossible Impossible
result:
ok 5 cases
Test #2:
score: -100
Wrong Answer
time: 18ms
memory: 4056kb
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:
UDUDRR UUR Impossible Impossible Impossible DUUUUUURR RLDDRRR UD Impossible LRLRDDLL LRLRUDDD Impossible RLUDUDDDL LL Impossible LRDUUUR Impossible Impossible Impossible RLRLRLDDLL Impossible RL Impossible Impossible Impossible Impossible Impossible RLRLRLUURR UDLLL Impossible UDUDUDL UDUDRR Impossi...
result:
wrong answer case 20, participant's output goes through forbidden coordinate