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QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #398513 | #8224. Caught in the Middle | New_hope | 0 | 1ms | 3616kb | C++14 | 620b | 2024-04-25 14:18:38 | 2024-04-25 14:18:38 |
answer
#include <bits/stdc++.h>
using namespace std;
int t;
void work()
{
int n, a(0), b(0);
string s;
bool f(0);
cin >> n >> s;
for (int i(0); i < n; i ++) {
if (s[i] == 'L') {
a = i;
break;
}
}
for (int i(n - 1); i >= 0; i --) {
if (s[i] == 'R') {
b = n - 1 - i;
break;
}
}
if ((a & 1) && (b & 1)) cout << "Bob\n";
else cout << "Alice\n";
}
int main()
{
cin >> t;
while (t --) work();
return 0;
}
/*
10
RRR(L)LR(R)LLL
6
R(L)RL(R)L
5
(L)RLL(R)
*/
Details
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Subtask #1:
score: 0
Wrong Answer
Test #1:
score: 0
Wrong Answer
time: 1ms
memory: 3616kb
input:
20 10 RLRRRRLLRR 10 LRLLLLRRLR 6 RLRLRL 10 LLRLRRRRLR 6 LRRLLL 3 RLR 5 LLRRR 6 RRRRRL 9 LRRRLRRLR 1 R 10 RRRLLRRLLL 6 LRLLLR 9 LLRLRLRLR 7 RRRRLRR 2 LL 10 RRRLLRRLRR 2 RL 7 RRLRRLR 3 LLR 10 LLRLRRRLLR
output:
Alice Alice Bob Alice Alice Alice Alice Bob Alice Alice Bob Alice Alice Alice Alice Alice Bob Alice Alice Alice
result:
wrong answer 8th lines differ - expected: 'Alice', found: 'Bob'
Subtask #2:
score: 0
Skipped
Dependency #1:
0%
Subtask #3:
score: 0
Skipped
Dependency #1:
0%
Subtask #4:
score: 0
Skipped
Dependency #1:
0%