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Submission #775296

# Submission time Handle Problem Language Result Execution time Memory
775296 2023-07-06T09:29:28 Z cheat_when_I_was_young Shopping (JOI21_shopping) C++17
10 / 100
 81 ms 608 KB 
#include "Anna.h"
#include "bits/stdc++.h"
using namespace std;

int n, l, r, ans;
mt19937 rd(1975);

void InitA(int N, int L, int R) {
    n = N;
    l = L;
    r = R;
    int st, en;
    if (n < (1<<18)) {
        st = 0;
        en = 17;
    } else {
        l -= l % 4;
        st = 2;
        en = 19;
    }
    for (int i = st; i <= en; ++i) SendA((l >> i) & 1);
}

void ReceiveA(bool x) {
    if (n < (1<<18)) {
        if (l <= r && x) ans = l;
        ++l;
    } else {
        int i = rd() % n;
        while (i < l) i = rd() % n;
        if (i <= r && x) ans = i;
    }
}

int Answer() {
    return ans;
}

#include "Bruno.h"
#include "bits/stdc++.h"
using namespace std;

int n, l, cnt, stop = 18, ans = 2e9;
vector<int> p;
mt19937 rd(1975);

void InitB(int N, vector<int> P) {
    n = N;
    p = P;
    if (n >= (1<<18)) {
        cnt = 2;
        stop = 20;
    }
}

void ReceiveB(bool y) {
    if (y) l |= 1 << cnt;
    ++cnt;
    if (cnt < stop) return;
    if (n < (1<<18)) {
        for (int i = l; i < n; ++i) {
            if (ans <= p[i]) {
                SendB(0);
                continue;
            }
            ans = p[i];
            SendB(1);
        }
    } else {
        for (int j = 0; j < 10000; ++j) {
            int i = rd() % n;
            while (i < l) i = rd() % n;
            if (ans <= p[i]) {
                SendB(0);
                continue;
            }
            ans = p[i];
            SendB(1);
        }
    }
}

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 400 KB Output is correct
2 Correct 1 ms 400 KB Output is correct
3 Correct 1 ms 400 KB Output is correct
4 Correct 1 ms 400 KB Output is correct
5 Correct 0 ms 400 KB Output is correct
6 Correct 5 ms 476 KB Output is correct
7 Correct 11 ms 400 KB Output is correct
8 Correct 7 ms 400 KB Output is correct
9 Correct 3 ms 400 KB Output is correct
10 Correct 3 ms 400 KB Output is correct
11 Correct 9 ms 400 KB Output is correct
12 Correct 4 ms 400 KB Output is correct
13 Correct 3 ms 400 KB Output is correct
14 Correct 7 ms 400 KB Output is correct
15 Correct 6 ms 400 KB Output is correct
16 Correct 9 ms 400 KB Output is correct
17 Correct 9 ms 400 KB Output is correct
18 Correct 3 ms 400 KB Output is correct
19 Correct 5 ms 400 KB Output is correct
20 Correct 4 ms 456 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 400 KB Output is correct
2 Correct 1 ms 400 KB Output is correct
3 Correct 1 ms 400 KB Output is correct
4 Correct 1 ms 400 KB Output is correct
5 Correct 0 ms 400 KB Output is correct
6 Correct 5 ms 476 KB Output is correct
7 Correct 11 ms 400 KB Output is correct
8 Correct 7 ms 400 KB Output is correct
9 Correct 3 ms 400 KB Output is correct
10 Correct 3 ms 400 KB Output is correct
11 Correct 9 ms 400 KB Output is correct
12 Correct 4 ms 400 KB Output is correct
13 Correct 3 ms 400 KB Output is correct
14 Correct 7 ms 400 KB Output is correct
15 Correct 6 ms 400 KB Output is correct
16 Correct 9 ms 400 KB Output is correct
17 Correct 9 ms 400 KB Output is correct
18 Correct 3 ms 400 KB Output is correct
19 Correct 5 ms 400 KB Output is correct
20 Correct 4 ms 456 KB Output is correct
21 Correct 54 ms 596 KB Output is correct
22 Correct 71 ms 600 KB Output is correct
23 Correct 40 ms 604 KB Output is correct
24 Correct 38 ms 608 KB Output is correct
25 Correct 56 ms 592 KB Output is correct
26 Correct 58 ms 528 KB Output is correct
27 Correct 27 ms 528 KB Output is correct
28 Correct 52 ms 596 KB Output is correct
29 Correct 57 ms 592 KB Output is correct
30 Correct 54 ms 596 KB Output is correct
31 Correct 34 ms 528 KB Output is correct
32 Correct 81 ms 592 KB Output is correct
33 Correct 41 ms 600 KB Output is correct
34 Correct 63 ms 592 KB Output is correct
35 Correct 7 ms 528 KB Output is correct
36 Correct 11 ms 528 KB Output is correct
37 Correct 70 ms 592 KB Output is correct

Subtask #3
0 / 90.0

# Verdict Execution time Memory Grader output
1 Incorrect 50 ms 272 KB Wrong Answer [2]
2 Halted 0 ms 0 KB -