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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#262021#7750. Revenge on My BosszlxFTHWA 1ms5456kbC++171.5kb2023-11-23 14:47:462023-11-23 14:47:46

Judging History

你现在查看的是最新测评结果

  • [2023-11-23 14:47:46]
  • 评测
  • 测评结果:WA
  • 用时:1ms
  • 内存:5456kb
  • [2023-11-23 14:47:46]
  • 提交

answer

#include <bits/stdc++.h>
#define rep(i, a, b) for (auto cc##i = (b), i = (a); i <= cc##i; ++i)
#define per(i, a, b) for (auto cc##i = (b), i = (a); i >= cc##i; --i)
#define fi first
#define se second
#define debug(...) fprintf(stderr, __VA_ARGS__)
using namespace std;

typedef long long LL;
const int N = 1e5 + 5;
int n;
int p[N];
LL B, a[N], b[N], c[N], d[N], e[N];

bool check(LL Lim) {
    rep(i, 1, n) {
        e[i] = Lim / c[i] - a[i] - B;
    }
    int tp = 0;
    rep(i, 1, n) {
        if (d[i] <= 0) p[++tp] = i;
    }
    rep(i, 1, n) {
        if (d[i] > 0) p[++tp] = i;
    }
    sort(p + 1, p + tp + 1, [&](auto x, auto y) {
        return e[x] > e[y];
    });
    sort(p + tp + 1, p + n + 1, [&](auto x, auto y) {
        return e[x] + d[x] < e[y] + d[y];
    });
    LL sum = 0;
    rep(i, 1, n) {
        int u = p[i];
        if (sum > e[u]) {
            return 0;
        }
        sum += d[u];
    }
    return 1;
}
void solve() {
    B = 0;
    cin >> n;
    rep(i, 1, n) {
        cin >> a[i] >> b[i] >> c[i];
        d[i] = a[i] - b[i];
        B += b[i];
    }
    LL l = 0, r = 1e18;
    while (l < r) {
        LL mid = (l + r) / 2;
        if (check(mid)) r = mid;
        else l = mid + 1;
    }
    check(l);
    rep(i, 1, n) {
        cout << p[i] << " \n"[i == n];
    }
}
int main() {
    cin.tie(0)->sync_with_stdio(0);
    int t;
    cin >> t;
    while (t--) solve();
    return 0;
}

Details

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Test #1:

score: 0
Wrong Answer
time: 1ms
memory: 5456kb

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

result:

wrong answer Wrong Answer on Case#1