oj.uz

Submission #891252

# Submission time Handle Problem Language Result Execution time Memory
891252 2023-12-22T15:17:56 Z lolicon Crossing (JOI21_crossing) C++14
26 / 100
 223 ms 39392 KB 
#include <bits/stdc++.h>
#define SZ(x) (int)(x).size()
using namespace std;

const int maxn = 2e5 + 5;

void transform(int A[], int B[], int C[], int sz) {
    for(int i = 0; i < sz; ++i) {
        if(A[i] == B[i]) C[i] = A[i];
        else {
            C[i] = 5 - A[i] - B[i];
        }
    }
}

int get(char c) {
    if(c == 'J') return 0;
    if(c == 'O') return 1;
    if(c == 'I') return 2;
    return -1;
}

struct SGT {
    struct node {
        int cnt[3][3], tag;
    };
    vector<node> tr;
    SGT(int sz) : tr(sz << 2) {}
    void pull(int x) {
        for(int i = 0; i < 3; ++i) {
            for(int j = 0; j < 3; ++j)
                tr[x].cnt[i][j] = tr[(x << 1)].cnt[i][j] + tr[(x << 1) | 1].cnt[i][j];
        }
    }
    void print(int x) {
        for(int i = 0; i < 3; ++i) {
            for(int j = 0; j < 3; ++j) {
                printf("%d%c", tr[x].cnt[i][j], " \n"[j == 2]);
            }
        }
    } 
    void apply(int x, int color) {
        for(int i = 0; i < 3; ++i) {
            int sum = 0;
            for(int j = 0; j < 3; ++j) {
                sum += tr[x].cnt[i][j];
            }
            for(int j = 0; j < 3; ++j) {
                tr[x].cnt[i][j] = 0;
            }
            tr[x].cnt[i][color] = sum;
        }
    }
    void push(int x) {
        if(tr[x].tag != -1) {
            // apply
            apply(x << 1, tr[x].tag);
            apply((x << 1) | 1, tr[x].tag);
            
            // set tag
            tr[x << 1].tag = tr[x].tag;
            tr[(x << 1) | 1].tag = tr[x].tag;
            tr[x].tag = -1;
            // printf("pushed %d: \n", x << 1);
            // print(x << 1);
            // printf("pushed %d: \n", (x << 1) | 1);
            // print((x << 1) | 1);
        }
    }
    void build(int x, int L, int R, int ori[], int arr[]) {
        tr[x].tag = -1;
        if(L == R) {
            memset(tr[x].cnt, 0, sizeof(int)*9);
            tr[x].cnt[ori[L]][arr[L]]++;
            // printf("build %d: \n", x);
            // print(x);
            return;
        }
        int mid = (L + R) >> 1;
        build(x << 1, L, mid, ori, arr);
        build((x << 1) | 1, mid + 1, R, ori, arr);
        pull(x);
        // printf("build %d: \n", x);
        // print(x);
    }
    void upd(int x, int L, int R, int l, int r, int color) {
        // printf("upd [%d, %d], %d, at [%d %d]\n", l, r, color, L, R);
        if(l <= L && R <= r) {
            apply(x, color);
            tr[x].tag = color;
            // printf("upded [%d, %d], %d, at [%d %d]\n", l, r, color, L, R);
            // print(x);
            return;
        }
        push(x);
        int mid = (L + R) >> 1;
        if(l <= mid) upd(x << 1, L, mid, l, r, color);
        if(r > mid) upd((x << 1) | 1, mid + 1, R, l, r, color);
        pull(x);
        // printf("upded [%d, %d], %d, at [%d %d]\n", l, r, color, L, R);
        // print(x);
    }
    int ask() {
        int ret = 0;
        for(int i = 0; i < 3; ++i) {
            ret += tr[1].cnt[i][i];
        }
        return ret;
    }
};

int S[3][maxn], T[maxn];
int n, q;

signed main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cin >> n;
    for(int i = 0; i < 3; ++i) {
        string s; cin >> s;
        for(int j = 0; j < n; ++j) S[i][j] = get(s[j]);
    }
    cin >> q;
    string t; cin >> t;
    for(int i = 0; i < n; ++i) T[i] = get(t[i]);
    SGT loli(n);
    loli.build(1, 0, n - 1, S[0], T);
    cout << (loli.ask() == n ? "Yes" : "No") << '\n';
    for(int i = 0; i < q; ++i) {
        int l, r, c; char _c;
        cin >> l >> r >> _c; c = get(_c); l--, r--;
        loli.upd(1, 0, n - 1, l, r, c);
        cout << (loli.ask() == n ? "Yes" : "No") << '\n';
    } 
    return 0;
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 62 ms 4436 KB Output is correct
2 Correct 70 ms 4432 KB Output is correct
3 Correct 70 ms 4432 KB Output is correct
4 Correct 60 ms 4380 KB Output is correct
5 Correct 58 ms 4452 KB Output is correct
6 Correct 58 ms 4436 KB Output is correct
7 Correct 60 ms 4444 KB Output is correct
8 Correct 62 ms 4808 KB Output is correct
9 Correct 62 ms 4440 KB Output is correct
10 Correct 62 ms 4596 KB Output is correct
11 Correct 63 ms 4624 KB Output is correct
12 Correct 62 ms 4432 KB Output is correct
13 Correct 63 ms 4432 KB Output is correct
14 Correct 63 ms 4616 KB Output is correct
15 Correct 64 ms 4640 KB Output is correct
16 Correct 65 ms 4436 KB Output is correct
17 Correct 63 ms 4640 KB Output is correct
18 Correct 67 ms 4452 KB Output is correct

Subtask #2
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 62 ms 4436 KB Output is correct
2 Correct 70 ms 4432 KB Output is correct
3 Correct 70 ms 4432 KB Output is correct
4 Correct 60 ms 4380 KB Output is correct
5 Correct 58 ms 4452 KB Output is correct
6 Correct 58 ms 4436 KB Output is correct
7 Correct 60 ms 4444 KB Output is correct
8 Correct 62 ms 4808 KB Output is correct
9 Correct 62 ms 4440 KB Output is correct
10 Correct 62 ms 4596 KB Output is correct
11 Correct 63 ms 4624 KB Output is correct
12 Correct 62 ms 4432 KB Output is correct
13 Correct 63 ms 4432 KB Output is correct
14 Correct 63 ms 4616 KB Output is correct
15 Correct 64 ms 4640 KB Output is correct
16 Correct 65 ms 4436 KB Output is correct
17 Correct 63 ms 4640 KB Output is correct
18 Correct 67 ms 4452 KB Output is correct
19 Correct 207 ms 39164 KB Output is correct
20 Correct 202 ms 39028 KB Output is correct
21 Correct 132 ms 37268 KB Output is correct
22 Correct 132 ms 33892 KB Output is correct
23 Correct 95 ms 7104 KB Output is correct
24 Correct 99 ms 6996 KB Output is correct
25 Correct 138 ms 39224 KB Output is correct
26 Correct 144 ms 39188 KB Output is correct
27 Correct 155 ms 39024 KB Output is correct
28 Correct 169 ms 39036 KB Output is correct
29 Correct 148 ms 38216 KB Output is correct
30 Correct 105 ms 7252 KB Output is correct
31 Correct 152 ms 39040 KB Output is correct
32 Correct 190 ms 36112 KB Output is correct
33 Correct 96 ms 6996 KB Output is correct
34 Correct 161 ms 39208 KB Output is correct
35 Correct 130 ms 30236 KB Output is correct
36 Correct 96 ms 6996 KB Output is correct
37 Correct 105 ms 7112 KB Output is correct
38 Correct 183 ms 38956 KB Output is correct
39 Correct 109 ms 39152 KB Output is correct
40 Correct 158 ms 27524 KB Output is correct
41 Correct 223 ms 39392 KB Output is correct
42 Correct 52 ms 38704 KB Output is correct

Subtask #3
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 62 ms 4436 KB Output is correct
2 Correct 70 ms 4432 KB Output is correct
3 Correct 70 ms 4432 KB Output is correct
4 Correct 60 ms 4380 KB Output is correct
5 Correct 58 ms 4452 KB Output is correct
6 Correct 58 ms 4436 KB Output is correct
7 Correct 60 ms 4444 KB Output is correct
8 Correct 62 ms 4808 KB Output is correct
9 Correct 62 ms 4440 KB Output is correct
10 Correct 62 ms 4596 KB Output is correct
11 Correct 63 ms 4624 KB Output is correct
12 Correct 62 ms 4432 KB Output is correct
13 Correct 63 ms 4432 KB Output is correct
14 Correct 63 ms 4616 KB Output is correct
15 Correct 64 ms 4640 KB Output is correct
16 Correct 65 ms 4436 KB Output is correct
17 Correct 63 ms 4640 KB Output is correct
18 Correct 67 ms 4452 KB Output is correct
19 Correct 66 ms 4512 KB Output is correct
20 Correct 72 ms 4412 KB Output is correct
21 Incorrect 61 ms 4432 KB Output isn't correct
22 Halted 0 ms 0 KB -

Subtask #4
0 / 51.0

# Verdict Execution time Memory Grader output
1 Correct 62 ms 4436 KB Output is correct
2 Correct 70 ms 4432 KB Output is correct
3 Correct 70 ms 4432 KB Output is correct
4 Correct 60 ms 4380 KB Output is correct
5 Correct 58 ms 4452 KB Output is correct
6 Correct 58 ms 4436 KB Output is correct
7 Correct 60 ms 4444 KB Output is correct
8 Correct 62 ms 4808 KB Output is correct
9 Correct 62 ms 4440 KB Output is correct
10 Correct 62 ms 4596 KB Output is correct
11 Correct 63 ms 4624 KB Output is correct
12 Correct 62 ms 4432 KB Output is correct
13 Correct 63 ms 4432 KB Output is correct
14 Correct 63 ms 4616 KB Output is correct
15 Correct 64 ms 4640 KB Output is correct
16 Correct 65 ms 4436 KB Output is correct
17 Correct 63 ms 4640 KB Output is correct
18 Correct 67 ms 4452 KB Output is correct
19 Correct 207 ms 39164 KB Output is correct
20 Correct 202 ms 39028 KB Output is correct
21 Correct 132 ms 37268 KB Output is correct
22 Correct 132 ms 33892 KB Output is correct
23 Correct 95 ms 7104 KB Output is correct
24 Correct 99 ms 6996 KB Output is correct
25 Correct 138 ms 39224 KB Output is correct
26 Correct 144 ms 39188 KB Output is correct
27 Correct 155 ms 39024 KB Output is correct
28 Correct 169 ms 39036 KB Output is correct
29 Correct 148 ms 38216 KB Output is correct
30 Correct 105 ms 7252 KB Output is correct
31 Correct 152 ms 39040 KB Output is correct
32 Correct 190 ms 36112 KB Output is correct
33 Correct 96 ms 6996 KB Output is correct
34 Correct 161 ms 39208 KB Output is correct
35 Correct 130 ms 30236 KB Output is correct
36 Correct 96 ms 6996 KB Output is correct
37 Correct 105 ms 7112 KB Output is correct
38 Correct 183 ms 38956 KB Output is correct
39 Correct 109 ms 39152 KB Output is correct
40 Correct 158 ms 27524 KB Output is correct
41 Correct 223 ms 39392 KB Output is correct
42 Correct 52 ms 38704 KB Output is correct
43 Correct 66 ms 4512 KB Output is correct
44 Correct 72 ms 4412 KB Output is correct
45 Incorrect 61 ms 4432 KB Output isn't correct
46 Halted 0 ms 0 KB -