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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 |
---|---|---|---|---|---|---|---|---|---|
#767682 | #1441. Special Game | zhaohaikun | WA | 0ms | 3736kb | C++23 | 2.0kb | 2024-11-20 21:43:40 | 2024-11-20 21:43:47 |
Judging History
answer
// MagicDark
#include <bits/stdc++.h>
#define debug cerr << "\33[32m[" << __LINE__ << "]\33[m "
#define SZ(x) ((int) x.size() - 1)
#define all(x) x.begin(), x.end()
#define ms(x, y) memset(x, y, sizeof x)
#define F(i, x, y) for (int i = (x); i <= (y); i++)
#define DF(i, x, y) for (int i = (x); i >= (y); i--)
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
template <typename T> T& chkmax(T& x, T y) {return x = max(x, y);}
template <typename T> T& chkmin(T& x, T y) {return x = min(x, y);}
template <typename T> T& read(T &x) {
x = 0; int f = 1; char c = getchar();
for (; !isdigit(c); c = getchar()) if (c == '-') f = - f;
for (; isdigit(c); c = getchar()) x = (x << 1) + (x << 3) + (c ^ 48);
return x *= f;
}
const int N = 1010;
int n, ans;
bool flag = true;
signed main() {
read(n);
vector <int> a(n), b(n);
for (int& i: a) read(i);
for (int& i: b) read(i);
sort(all(a));
sort(all(b));
DF(i, n, 1) {
// for (int j: a) cout << j << ' '; cout << '\n';
// for (int j: b) cout << j << ' '; cout << '\n';
// if (a.back() > b.back()) {
// // a.pop_back();
// // int g = b.front();
// // // debug << g << endl;
// // for (int& j: a)
// // if (j > g) j--;
// // b.erase(b.begin());
// // for (int& j: b) j--;
// // ans += flag;
// } else {
if (a.front() > b.back()) {
if (flag) ans += i;
break;
}
ans += !flag;
int pos = 0, ta = 1e9, tb = - 1;
F(j, 0, SZ(a)) {
while (pos <= SZ(b) && b[pos] < a[j]) pos++;
if (pos <= SZ(b)) {
// debug << pos - j << endl;
if (pos - j > tb - ta) ta = j, tb = pos;
}
}
assert(~ tb);
// debug << a[ta] << " " << b[tb] << " " << ta << " " << tb << endl;
a.erase(a.begin() + ta);
b.erase(b.begin() + tb);
// b.erase(find(all(b), tb));
// for (int& j: a) {
// if (j > tb) j--;
// if (j > ta) j--;
// }
// for (int& j: b) {
// if (j > tb) j--;
// if (j > ta) j--;
// }
swap(a, b);
flag ^= true;
// }
}
cout << ans;
return 0;
}
/* why?
*/
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3384kb
input:
3 1 2 5 3 4 6
output:
1
result:
ok "1"
Test #2:
score: 0
Accepted
time: 0ms
memory: 3584kb
input:
2 4 3 1 2
output:
2
result:
ok "2"
Test #3:
score: 0
Accepted
time: 0ms
memory: 3736kb
input:
1 1 2
output:
0
result:
ok "0"
Test #4:
score: -100
Wrong Answer
time: 0ms
memory: 3528kb
input:
9 2 12 10 3 4 7 17 14 16 6 1 13 11 9 15 18 8 5
output:
4
result:
wrong answer 1st words differ - expected: '5', found: '4'