oj.uz

Submission #1054402

# Submission time Handle Problem Language Result Execution time Memory
1054402 2024-08-12T09:39:11 Z shmax Digital Circuit (IOI22_circuit) C++17
52 / 100
 612 ms 26580 KB 
#include "circuit.h"
#include <bits/stdc++.h>

using namespace std;
using i32 = int;
#define int long long
#define len(x) ((int)(x.size()))
template<typename T>
using vec = vector<T>;

template<typename T>
using graph = vec<vec<T>>;

vec<int> cur;
graph<int> g;
int n, m;


#define mod 1000002022

int sum(int a, int b) {
    return (a + b) - (a + b >= mod ? mod : 0);
}

int sub(int a, int b) {
    return (a - b + mod) - ((a - b + mod) >= mod ? mod : 0);
}

int mult(int a, int b) {
    return (a * b) % mod;
}

int bin_pow(int a, int b) {
    int r = 1;
    while (b) {
        if (b & 1)
            r = mult(r, a);
        a = mult(a, a);
        b >>= 1;
    }
    return r;
}


const int maxN = 1e5 + 5;


struct vertex {
    int length;
    int cur_sum;
};

vertex stree[maxN * 4];
bool pushes[maxN * 4];

void init() {
    memset(stree, 0, sizeof(stree));
    memset(pushes, 0, sizeof(pushes));
}

void push(int v, int tl, int tr) {
    if (!pushes[v]) return;
    if (tl != tr) {
        pushes[v * 2] ^= 1;
        pushes[v * 2 + 1] ^= 1;
        stree[v * 2].cur_sum = sub(stree[v * 2].length, stree[v * 2].cur_sum);
        stree[v * 2 + 1].cur_sum = sub(stree[v * 2 + 1].length, stree[v * 2 + 1].cur_sum);
    }
    pushes[v] = false;
}

void build(int v, int tl, int tr, vec<int>& length) {
    if (tl == tr) {
        stree[v].length = length[tl];
        stree[v].cur_sum = 0;
        return;
    }
    int tm = (tl + tr) / 2;
    build(v * 2, tl, tm, length);
    build(v * 2 + 1, tm + 1, tr, length);
    stree[v].length = sum(stree[v * 2].length, stree[v * 2 + 1].length);
    stree[v].cur_sum = 0;
}


void update(int v, int tl, int tr, int l, int r) {
    push(v, tl, tr);
    if (tl == l and tr == r) {
        stree[v].cur_sum = sub(stree[v].length, stree[v].cur_sum);
        pushes[v] ^= 1;
        push(v, tl, tr);
        return;
    }
    int tm = (tl + tr) / 2;
    if (r <= tm) {
        update(v * 2, tl, tm, l, r);
    } else if (l > tm) {
        update(v * 2 + 1, tm + 1, tr, l, r);
    } else {
        update(v * 2, tl, tm, l, tm);
        update(v * 2 + 1, tm + 1, tr, tm + 1, r);
    }
    stree[v].cur_sum = sum(stree[v * 2].cur_sum, stree[v * 2 + 1].cur_sum);
    stree[v].length = sum(stree[v * 2].length, stree[v * 2 + 1].length);
}


int get(int v, int tl, int tr, int l, int r) {
    push(v, tl, tr);
    if (tl == l and tr == r) {
        return stree[v].cur_sum;
    }
    int tm = (tl + tr) / 2;
    if (r <= tm) {
        return get(v * 2, tl, tm, l, r);
    } else if (l > tm) {
        return get(v * 2 + 1, tm + 1, tr, l, r);
    } else {
        return sum(get(v * 2, tl, tm, l, tm), get(v * 2 + 1, tm + 1, tr, tm + 1, r));
    }
}

void init(i32 N, i32 M, std::vector<i32> P, std::vector<i32> A) {
    n = N;
    m = M;
    g.resize(n + m);
    for (int i = 1; i < len(P); i++) {
        g[P[i]].push_back(i);
    }
    for (int i = 0; i < m; i++) {
        cur.push_back(A[i]);
    }
    int depth = 0;
    vec<int> d(n + m, 0);
    function<void(int)> dfs = [&](int v) {
        d[v] = depth;
        for (auto u: g[v]) {
            depth++;
            dfs(u);
            depth--;
        }
    };
    dfs(0);
    init();
    vec<int> dists(m);
    for (int i = n; i < m + n; i++) {
        dists[i - n] = bin_pow(2, n - d[i]);
    }
    build(1, 0, m - 1, dists);
    for (int i = 0; i < m; i++) {
        if (cur[i] == 1) {
            update(1, 0, m - 1, i, i);
        }
    }

}

i32 count_ways(i32 L, i32 R) {
    L -= n;
    R -= n;
    update(1, 0, m - 1, L, R);
    int cur_sum = get(1, 0, m - 1, 0, m - 1);
    return cur_sum;
}
//422283126

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 7000 KB Output is correct
2 Correct 1 ms 7000 KB Output is correct
3 Correct 1 ms 7000 KB Output is correct
4 Correct 1 ms 7000 KB Output is correct
5 Correct 1 ms 7000 KB Output is correct
6 Correct 1 ms 7000 KB Output is correct
7 Correct 1 ms 7000 KB Output is correct
8 Correct 1 ms 7000 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 7000 KB Output is correct
2 Correct 1 ms 7000 KB Output is correct
3 Correct 2 ms 7000 KB Output is correct
4 Correct 1 ms 7000 KB Output is correct
5 Correct 1 ms 7000 KB Output is correct
6 Correct 1 ms 7000 KB Output is correct
7 Correct 1 ms 7000 KB Output is correct
8 Correct 1 ms 7000 KB Output is correct
9 Correct 1 ms 7000 KB Output is correct
10 Correct 1 ms 7256 KB Output is correct
11 Correct 1 ms 7256 KB Output is correct
12 Correct 2 ms 7000 KB Output is correct

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 7000 KB Output is correct
2 Correct 1 ms 7000 KB Output is correct
3 Correct 1 ms 7000 KB Output is correct
4 Correct 1 ms 7000 KB Output is correct
5 Correct 1 ms 7000 KB Output is correct
6 Correct 1 ms 7000 KB Output is correct
7 Correct 1 ms 7000 KB Output is correct
8 Correct 1 ms 7000 KB Output is correct
9 Correct 1 ms 7000 KB Output is correct
10 Correct 1 ms 7000 KB Output is correct
11 Correct 2 ms 7000 KB Output is correct
12 Correct 1 ms 7000 KB Output is correct
13 Correct 1 ms 7000 KB Output is correct
14 Correct 1 ms 7000 KB Output is correct
15 Correct 1 ms 7000 KB Output is correct
16 Correct 1 ms 7000 KB Output is correct
17 Correct 1 ms 7000 KB Output is correct
18 Correct 1 ms 7256 KB Output is correct
19 Correct 1 ms 7256 KB Output is correct
20 Correct 2 ms 7000 KB Output is correct
21 Incorrect 1 ms 6960 KB 1st lines differ - on the 1st token, expected: '759476520', found: '833967706'
22 Halted 0 ms 0 KB -

Subtask #4
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 382 ms 11484 KB Output is correct
2 Correct 568 ms 16200 KB Output is correct
3 Correct 601 ms 15976 KB Output is correct
4 Correct 534 ms 15832 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 382 ms 11484 KB Output is correct
2 Correct 568 ms 16200 KB Output is correct
3 Correct 601 ms 15976 KB Output is correct
4 Correct 534 ms 15832 KB Output is correct
5 Correct 454 ms 11484 KB Output is correct
6 Correct 539 ms 15984 KB Output is correct
7 Correct 561 ms 15832 KB Output is correct
8 Correct 598 ms 15824 KB Output is correct
9 Correct 256 ms 7348 KB Output is correct
10 Correct 524 ms 7512 KB Output is correct
11 Correct 577 ms 7512 KB Output is correct
12 Correct 541 ms 7512 KB Output is correct

Subtask #6
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 7000 KB Output is correct
2 Correct 1 ms 7000 KB Output is correct
3 Correct 2 ms 7000 KB Output is correct
4 Correct 1 ms 7000 KB Output is correct
5 Correct 1 ms 7000 KB Output is correct
6 Correct 1 ms 7000 KB Output is correct
7 Correct 1 ms 7000 KB Output is correct
8 Correct 1 ms 7000 KB Output is correct
9 Correct 1 ms 7000 KB Output is correct
10 Correct 1 ms 7256 KB Output is correct
11 Correct 1 ms 7256 KB Output is correct
12 Correct 2 ms 7000 KB Output is correct
13 Correct 382 ms 11484 KB Output is correct
14 Correct 568 ms 16200 KB Output is correct
15 Correct 601 ms 15976 KB Output is correct
16 Correct 534 ms 15832 KB Output is correct
17 Correct 454 ms 11484 KB Output is correct
18 Correct 539 ms 15984 KB Output is correct
19 Correct 561 ms 15832 KB Output is correct
20 Correct 598 ms 15824 KB Output is correct
21 Correct 256 ms 7348 KB Output is correct
22 Correct 524 ms 7512 KB Output is correct
23 Correct 577 ms 7512 KB Output is correct
24 Correct 541 ms 7512 KB Output is correct
25 Correct 555 ms 20172 KB Output is correct
26 Correct 612 ms 20324 KB Output is correct
27 Correct 611 ms 20428 KB Output is correct
28 Correct 494 ms 20428 KB Output is correct
29 Correct 608 ms 26580 KB Output is correct
30 Correct 601 ms 26580 KB Output is correct

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 7000 KB Output is correct
2 Correct 1 ms 7000 KB Output is correct
3 Correct 1 ms 7000 KB Output is correct
4 Correct 1 ms 7000 KB Output is correct
5 Correct 1 ms 7000 KB Output is correct
6 Correct 1 ms 7000 KB Output is correct
7 Correct 1 ms 7000 KB Output is correct
8 Correct 1 ms 7000 KB Output is correct
9 Correct 1 ms 7000 KB Output is correct
10 Correct 1 ms 7000 KB Output is correct
11 Correct 2 ms 7000 KB Output is correct
12 Correct 1 ms 7000 KB Output is correct
13 Correct 1 ms 7000 KB Output is correct
14 Correct 1 ms 7000 KB Output is correct
15 Correct 1 ms 7000 KB Output is correct
16 Correct 1 ms 7000 KB Output is correct
17 Correct 1 ms 7000 KB Output is correct
18 Correct 1 ms 7256 KB Output is correct
19 Correct 1 ms 7256 KB Output is correct
20 Correct 2 ms 7000 KB Output is correct
21 Incorrect 1 ms 6960 KB 1st lines differ - on the 1st token, expected: '759476520', found: '833967706'
22 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 7000 KB Output is correct
2 Correct 1 ms 7000 KB Output is correct
3 Correct 1 ms 7000 KB Output is correct
4 Correct 1 ms 7000 KB Output is correct
5 Correct 1 ms 7000 KB Output is correct
6 Correct 1 ms 7000 KB Output is correct
7 Correct 1 ms 7000 KB Output is correct
8 Correct 1 ms 7000 KB Output is correct
9 Correct 1 ms 7000 KB Output is correct
10 Correct 1 ms 7000 KB Output is correct
11 Correct 2 ms 7000 KB Output is correct
12 Correct 1 ms 7000 KB Output is correct
13 Correct 1 ms 7000 KB Output is correct
14 Correct 1 ms 7000 KB Output is correct
15 Correct 1 ms 7000 KB Output is correct
16 Correct 1 ms 7000 KB Output is correct
17 Correct 1 ms 7000 KB Output is correct
18 Correct 1 ms 7256 KB Output is correct
19 Correct 1 ms 7256 KB Output is correct
20 Correct 2 ms 7000 KB Output is correct
21 Incorrect 1 ms 6960 KB 1st lines differ - on the 1st token, expected: '759476520', found: '833967706'
22 Halted 0 ms 0 KB -