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QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #323063 | #8224. Caught in the Middle | unputdownable | 0 | 1ms | 3792kb | C++17 | 997b | 2024-02-08 12:10:50 | 2024-02-08 12:10:51 |
answer
// #pragma GCC optimize("Ofast")
// #pragma GCC optimize("unroll-loops")
// #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2")
#include <bits/stdc++.h>
// #define int long long
#define i64 long long
#define pii pair <int, int>
using namespace std;
inline int read(void) {
int x=0,sgn=1; char ch=getchar();
while(ch<48||57<ch) {if(ch==45)sgn=0;ch=getchar();}
while(47<ch&&ch<58) {x=x*10+ch-48; ch=getchar();}
return sgn? x:-x;
}
void write(int x) {
if(x<0) putchar('-'),x=-x;
if(x>9) write(x/10);
putchar(x%10+'0');
}
int n;
char s[1000006];
inline void work() {
n=read(); int L=1;
scanf("%s",s+1);
while(L<=n) {
int cr=0,cl=0;
while(s[L]=='R') ++cr,++L;
while(s[L]=='L') ++cl,++L;
if(cl!=cr) return puts("Alice"),void();
}
return puts("Bob"),void();
}
/*
write((Ans%p+p)%p); pls
*/
signed main() {
int T=read();
while(T--) work();
return 0;
}
Details
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Subtask #1:
score: 0
Wrong Answer
Test #1:
score: 0
Wrong Answer
time: 1ms
memory: 3792kb
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'
Subtask #2:
score: 0
Skipped
Dependency #1:
0%
Subtask #3:
score: 0
Skipped
Dependency #1:
0%
Subtask #4:
score: 0
Skipped
Dependency #1:
0%