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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 |
---|---|---|---|---|---|---|---|---|---|
#802552 | #9871. Just another Sorting Problem | ucup-team5234# | WA | 0ms | 3852kb | C++23 | 2.9kb | 2024-12-07 14:00:08 | 2024-12-07 14:00:11 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define SZ(x) (int) (x).size()
#define REP(i, n) for(int i = 0; i < (n); i++)
#define FOR(i, a, b) for(auto i = (a); i < (b); i++)
#define For(i, a, b, c) \
for(auto i = (a); i != (b); i += (c))
#define REPR(i, n) for(auto i = (n) - 1; i >= 0; i--)
#define ALL(s) (s).begin(), (s).end()
#define so(V) sort(ALL(V))
#define rev(V) reverse(ALL(V))
#define uni(v) v.erase(unique(ALL(v)), (v).end())
#define eb emplace_back
typedef unsigned long long ull;
typedef long long ll;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<bool> vb;
typedef vector<vi> vvi;
typedef vector<vll> vvll;
typedef pair<int, int> PI;
typedef pair<ll, ll> PL;
const double EPS = 1e-6;
const int MOD = 1e9 + 7;
const int INF = (1 << 30);
const ll LINF = 1e18;
const double math_PI = acos(-1);
template<typename T>
vector<T> make_v(size_t a) {
return vector<T>(a);
}
template<typename T, typename... Ts>
auto make_v(size_t a, Ts... ts) {
return vector<decltype(make_v<T>(ts...))>(
a, make_v<T>(ts...));
}
template<typename T, typename V>
typename enable_if<is_class<T>::value == 0>::type fill_v(
T &t, const V &v) {
t = v;
}
template<typename T, typename V>
typename enable_if<is_class<T>::value != 0>::type fill_v(
T &t, const V &v) {
for(auto &e: t) fill_v(e, v);
}
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(a > b) {
a = b;
return true;
}
return false;
}
template<typename S, typename T>
istream &operator>>(istream &is, pair<S, T> &p) {
cin >> p.first >> p.second;
return is;
}
template<typename T>
istream &operator>>(istream &is, vector<T> &vec) {
for(T &x: vec) is >> x;
return is;
}
template<typename T>
string join(vector<T> &vec, string splitter) {
stringstream ss;
REP(i, SZ(vec)) {
if(i != 0) ss << splitter;
ss << vec[i];
}
return ss.str();
}
template<typename T>
ostream &operator<<(ostream &os, vector<T> &vec) {
os << join(vec, " ");
return os;
}
#ifdef LOCAL
#include "./cpp-dump/dump.hpp"
#include "./cpp-dump/mytypes.hpp"
#define dump(...) cpp_dump(__VA_ARGS__)
namespace cp = cpp_dump;
#else
#define dump(...)
#define preprocess(...)
#define CPP_DUMP_SET_OPTION(...)
#define CPP_DUMP_DEFINE_EXPORT_OBJECT(...)
#define CPP_DUMP_DEFINE_EXPORT_ENUM(...)
#define CPP_DUMP_DEFINE_DANGEROUS_EXPORT_OBJECT(...)
#endif
void solve() {
int N;
string S;
cin >> N >> S;
vi V(N);
cin >> V;
int cnt = 0;
REP(i, N) {
if(i + 1 != V[i]) cnt++;
}
if(N == 2) {
cout << "Alice" << endl;
} else if((cnt == 0 || cnt == 2) && S == "Alice") {
cout << "Alice" << endl;
} else {
cout << "Bob" << endl;
}
}
int main() {
cin.tie(nullptr);
ios::sync_with_stdio(false);
int T;
cin >> T;
while(T--) {
solve();
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3852kb
input:
3 2 Alice 2 1 3 Bob 1 3 2 10 Bob 1 2 3 4 5 6 7 8 10 9
output:
Alice Bob Bob
result:
ok 3 lines
Test #2:
score: 0
Accepted
time: 0ms
memory: 3784kb
input:
2 2 Alice 2 1 2 Bob 2 1
output:
Alice Alice
result:
ok 2 lines
Test #3:
score: -100
Wrong Answer
time: 0ms
memory: 3564kb
input:
10 3 Bob 2 3 1 3 Alice 3 1 2 3 Bob 3 1 2 3 Alice 1 3 2 3 Alice 3 2 1 3 Bob 2 1 3 3 Bob 1 3 2 3 Alice 2 1 3 3 Alice 2 3 1 3 Bob 3 2 1
output:
Bob Bob Bob Alice Alice Bob Bob Alice Bob Bob
result:
wrong answer 1st lines differ - expected: 'Alice', found: 'Bob'