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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 |
|---|---|---|---|---|---|---|---|---|---|
| #407174 | #8224. Caught in the Middle | Gordonlu | 0 | 1ms | 3544kb | C++14 | 349b | 2024-05-08 09:43:03 | 2024-05-08 09:43:04 |
answer
#include <bits/stdc++.h>
using namespace std;
int main(){
int t;
cin>>t;
while(t--){
int n;
string s;
cin>>n>>s;
s="."+s;
bool ok=1;
int cnt=0;
for(int i=1;i<=n;i++){
if(s[i]=='L'){
cnt--;
if(cnt<0)ok=0;
}else{
cnt++;
}
}
if(ok)cout<<"Bob\n";
else cout<<"Alice\n";
}
return 0;
}
详细
Subtask #1:
score: 0
Wrong Answer
Test #1:
score: 0
Wrong Answer
time: 1ms
memory: 3544kb
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:
Bob Alice Bob Alice Alice Bob Alice Bob Alice Bob Bob Alice Alice Bob Alice Bob Bob Bob Alice Alice
result:
wrong answer 1st 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%