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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#319148#7750. Revenge on My BossDjangle162857WA 779ms9704kbC++141.4kb2024-02-01 23:40:092024-02-01 23:40:10

Judging History

你现在查看的是最新测评结果

  • [2024-02-01 23:40:10]
  • 评测
  • 测评结果:WA
  • 用时:779ms
  • 内存:9704kb
  • [2024-02-01 23:40:09]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
#define debug(x) cerr << #x << " == " << x << endl
#define el '\n'
typedef long long ll;
typedef long double ld;
const int mod = 1000000007;
const int inf = 2147483647;
const int N = 100020;
int a[N], b[N], c[N], n;
ll B;
struct Data {
	ll d;
	ld e;
	int id;
} d[N];
vector<int> check(ll p) {
	ll sum = 0;
	vector<int> ans;
	ans.resize(n + 1);
	for (int i = 1; i <= n; i++) {
		d[i].d = a[i] - b[i];
		sum += d[i].d;
		d[i].e = p * 1.0 / c[i] - B + a[i];
		d[i].id = i;
	}
	sort(d + 1, d + n + 1, [&](const Data &x, const Data &y) {
		if (x.d <= 0 && y.d <= 0)
			return x.e > y.e;
		if (x.d <= 0 || y.d <= 0)
			return x.d < y.d;
		return x.d + x.e < y.d + y.e;
	});
	sum = 0;
	for (int i = 1; i <= n; i++) {
		ans[i] = d[i].id;
		if (d[i].e < sum) {
			ans[0] = -1;
			break;
		}
		sum += d[i].d;
	}
	return ans;
}
void solve() {
	cin >> n;
	B = 0;
	for (int i = 1; i <= n; i++) {
		cin >> a[i] >> b[i] >> c[i];
		B += b[i];
	}
	ll l = 1, r = 1e18;
	vector<int> now;
	while (l < r) {
		ll mid = (l + r) >> 1;
		now = check(mid);
		if (now[0] != -1)
			r = mid;
		else
			l = mid + 1;
	}
	now = check(r);
	for (int i = 1; i <= n; i++) {
		cout << now[i] << " ";
	}
	cout << el;
}
int main() {
	ios::sync_with_stdio(false);
	cin.tie(nullptr);
	cout.tie(nullptr);
	int T = 1;
	cin >> T;
	while (T--) {
		solve();
	}
	return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 1ms
memory: 3556kb

input:

2
4
1 1 4
5 1 5
1 9 1
9 8 1
9
3 1 4
1 5 9
2 6 5
3 5 8
9 7 9
3 2 3
8 4 6
2 6 8
3 2 7

output:

3 1 2 4 
3 4 8 2 5 9 7 1 6 

result:

ok correct

Test #2:

score: -100
Wrong Answer
time: 779ms
memory: 9704kb

input:

1
100000
581297 102863 1
742857 42686 1
676710 233271 1
443055 491162 1
442056 28240 1
769277 331752 1
8608 369730 1
495112 525554 1
787449 938154 1
441186 850694 1
84267 925450 1
740811 32385 1
834021 37680 1
257878 564126 1
90618 914340 1
239641 463103 1
40687 343062 1
587737 458554 1
103684 48666...

output:

43248 52954 33854 85640 76884 60197 35798 40351 69615 82254 6275 95906 8765 90877 83648 81020 71423 4924 7497 95121 36501 35075 2600 73861 24433 22104 27170 89641 12807 41370 36668 94734 14423 51241 39083 10848 79056 17085 26549 21625 85526 39441 21250 70077 12077 57581 83586 63774 9328 12561 64457 ...

result:

wrong answer Wrong Answer on Case#1