oj.uz

Submission #191340

# Submission time Handle Problem Language Result Execution time Memory
191340 2020-01-14T17:38:29 Z dolphingarlic Naan (JOI19_naan) C++14
29 / 100
 4000 ms 63224 KB 
#include <bits/stdc++.h>
#define FOR(i, x, y) for (ll i = x; i < y; i++)
typedef long long ll;
using namespace std;

ll gcd(ll A, ll B) { return (B ? gcd(B, A % B) : A); }

struct Rational {
    ll x, y; // x/y

    Rational(ll num = 1, ll den = 1) {
        ll g = gcd(num, den);
        x = num / g;
        y = den / g;

        while (x > 1000000000 || y > 1000000000) {
            x = (x + 1) / 2;
            y = (y + 1) / 2;
        }
    }

    Rational operator+(Rational B) { return Rational(x * B.y + B.x * y, y * B.y); }
    Rational operator-(Rational B) { return Rational(x * B.y - B.x * y, y * B.y); }
    Rational operator*(Rational B) { return Rational(x * B.x, y * B.y); }
};

bool operator<(Rational A, Rational B) { return A.x * B.y < A.y * B.x; }
ostream& operator<<(ostream& os, const Rational& A) {
    os << A.x << ' ' << A.y;
    return os;
}

Rational cut_places[2001][2001];
bool visited[2001];
ll order[2001], a[2001];

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    ll n, l;
    cin >> n >> l;
    FOR(i, 0, n) {
        ll sm = 0;
        FOR(j, 0, l) {
            cin >> a[j];
            sm += a[j];
        }

        Rational curr = Rational(0), target = Rational(sm, n);
        int idx = 0;
        FOR(j, 0, l) {
            while (target < curr + Rational(a[j])) {
                Rational offset = target - curr;
                cut_places[i][idx++] = Rational(j) + offset * Rational(1, a[j]);
                target = target + Rational(sm, n);

                // Error here
                // assert(Rational(0) < cut_places[i][idx - 1]);
                // assert(Rational(0) < offset);
                // assert(Rational(0) < target);
            }
            curr = curr + Rational(a[j]);
        }
    }

    FOR(i, 0, n - 1) {
        Rational earliest = Rational(1000000000);
        FOR(j, 0, n) if (!visited[j] && cut_places[j][i] < earliest) {
            earliest = cut_places[j][i];
            order[i] = j;
        }
        cout << earliest << '\n';
        visited[order[i]] = true;
    }
    FOR(i, 0, n) if (!visited[i]) order[n - 1] = i;
    FOR(i, 0, n) cout << order[i] + 1 << ' ';
    return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 52 ms 63096 KB Output is correct
2 Correct 53 ms 63096 KB Output is correct
3 Correct 42 ms 63096 KB Output is correct
4 Correct 50 ms 63096 KB Output is correct
5 Correct 53 ms 62968 KB Output is correct
6 Correct 53 ms 63100 KB Output is correct
7 Correct 52 ms 63136 KB Output is correct
8 Correct 53 ms 63096 KB Output is correct
9 Correct 52 ms 63096 KB Output is correct
10 Correct 52 ms 63096 KB Output is correct
11 Correct 53 ms 63104 KB Output is correct
12 Correct 53 ms 63096 KB Output is correct
13 Correct 54 ms 63224 KB Output is correct
14 Correct 53 ms 63096 KB Output is correct
15 Correct 53 ms 63096 KB Output is correct

Subtask #2
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 52 ms 63076 KB Output is correct
2 Correct 53 ms 63100 KB Output is correct
3 Correct 66 ms 63068 KB Output is correct
4 Correct 54 ms 63096 KB Output is correct
5 Correct 54 ms 63096 KB Output is correct
6 Correct 53 ms 63096 KB Output is correct
7 Correct 54 ms 62968 KB Output is correct
8 Correct 53 ms 63096 KB Output is correct
9 Correct 54 ms 63100 KB Output is correct
10 Correct 54 ms 63072 KB Output is correct
11 Correct 53 ms 63096 KB Output is correct
12 Correct 54 ms 63112 KB Output is correct
13 Correct 53 ms 63096 KB Output is correct
14 Correct 54 ms 63096 KB Output is correct
15 Correct 55 ms 63096 KB Output is correct
16 Correct 53 ms 63096 KB Output is correct
17 Correct 53 ms 63096 KB Output is correct
18 Correct 53 ms 63096 KB Output is correct
19 Correct 60 ms 63096 KB Output is correct
20 Correct 55 ms 63068 KB Output is correct
21 Correct 55 ms 63084 KB Output is correct
22 Correct 56 ms 63096 KB Output is correct
23 Correct 53 ms 62968 KB Output is correct
24 Correct 55 ms 63096 KB Output is correct
25 Correct 54 ms 63096 KB Output is correct
26 Correct 54 ms 63096 KB Output is correct
27 Correct 55 ms 63096 KB Output is correct

Subtask #3
0 / 71.0

# Verdict Execution time Memory Grader output
1 Correct 52 ms 63096 KB Output is correct
2 Correct 53 ms 63096 KB Output is correct
3 Correct 42 ms 63096 KB Output is correct
4 Correct 50 ms 63096 KB Output is correct
5 Correct 53 ms 62968 KB Output is correct
6 Correct 53 ms 63100 KB Output is correct
7 Correct 52 ms 63136 KB Output is correct
8 Correct 53 ms 63096 KB Output is correct
9 Correct 52 ms 63096 KB Output is correct
10 Correct 52 ms 63096 KB Output is correct
11 Correct 53 ms 63104 KB Output is correct
12 Correct 53 ms 63096 KB Output is correct
13 Correct 54 ms 63224 KB Output is correct
14 Correct 53 ms 63096 KB Output is correct
15 Correct 53 ms 63096 KB Output is correct
16 Correct 52 ms 63076 KB Output is correct
17 Correct 53 ms 63100 KB Output is correct
18 Correct 66 ms 63068 KB Output is correct
19 Correct 54 ms 63096 KB Output is correct
20 Correct 54 ms 63096 KB Output is correct
21 Correct 53 ms 63096 KB Output is correct
22 Correct 54 ms 62968 KB Output is correct
23 Correct 53 ms 63096 KB Output is correct
24 Correct 54 ms 63100 KB Output is correct
25 Correct 54 ms 63072 KB Output is correct
26 Correct 53 ms 63096 KB Output is correct
27 Correct 54 ms 63112 KB Output is correct
28 Correct 53 ms 63096 KB Output is correct
29 Correct 54 ms 63096 KB Output is correct
30 Correct 55 ms 63096 KB Output is correct
31 Correct 53 ms 63096 KB Output is correct
32 Correct 53 ms 63096 KB Output is correct
33 Correct 53 ms 63096 KB Output is correct
34 Correct 60 ms 63096 KB Output is correct
35 Correct 55 ms 63068 KB Output is correct
36 Correct 55 ms 63084 KB Output is correct
37 Correct 56 ms 63096 KB Output is correct
38 Correct 53 ms 62968 KB Output is correct
39 Correct 55 ms 63096 KB Output is correct
40 Correct 54 ms 63096 KB Output is correct
41 Correct 54 ms 63096 KB Output is correct
42 Correct 55 ms 63096 KB Output is correct
43 Execution timed out 4078 ms 63096 KB Time limit exceeded
44 Halted 0 ms 0 KB -