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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 GamezhaohaikunWA 0ms3736kbC++232.0kb2024-11-20 21:43:402024-11-20 21:43:47

Judging History

This is the latest submission verdict.

  • [2024-11-20 21:43:47]
  • Judged
  • Verdict: WA
  • Time: 0ms
  • Memory: 3736kb
  • [2024-11-20 21:43:40]
  • Submitted

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'