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QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #336908 | #8287. Caught in the Middle | ucup-team1134# | WA | 0ms | 3632kb | C++23 | 916b | 2024-02-24 23:29:07 | 2024-02-24 23:29:09 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return true; } return false; }
template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return true; } return false; }
#define all(x) (x).begin(),(x).end()
#define fi first
#define se second
#define mp make_pair
#define si(x) int(x.size())
const int mod=998244353,MAX=300005,INF=1<<30;
int main(){
std::ifstream in("text.txt");
std::cin.rdbuf(in.rdbuf());
cin.tie(0);
ios::sync_with_stdio(false);
int Q;cin>>Q;
while(Q--){
int N;cin>>N;
string S;cin>>S;
bool f=true;
f&=(N%2==0);
for(int i=0;i<N;i++){
if(i%2==0) f&=(S[i]=='R');
else f&=(S[i]=='L');
}
if(f) cout<<"Bob\n";
else cout<<"Alice\n";
}
}
Details
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Test #1:
score: 0
Wrong Answer
time: 0ms
memory: 3632kb
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 Alice Alice Alice Alice Alice Alice Alice Alice Alice Bob Alice Alice Alice
result:
wrong answer 11th lines differ - expected: 'Bob', found: 'Alice'