oj.uz

Submission #1050599

# Submission time Handle Problem Language Result Execution time Memory
1050599 2024-08-09T11:40:00 Z Andrey Crossing (JOI21_crossing) C++14
100 / 100
 161 ms 34132 KB 
#include<bits/stdc++.h>
using namespace std;

int troll(char a) {
    if(a == 'J') {
        return 0;
    }
    else if(a == 'O') {
        return 1;
    }
    else {
        return 2;
    }
}

vector<int> seg(1000001);
vector<pair<int,int>> wow(1000001,{-2,-1});
vector<int> banana(1000001,-1);
int idk[1000001][3];

int no[9][3] = {{0,0,1},{0,1,0},{1,0,0},{2,2,0},{2,0,2},{0,2,2},{1,1,2},{1,2,1},{2,1,1}};
int pr[200001][3];

vector<int> a(200001);
vector<int> b(200001);
vector<int> c(200001);
vector<int> s(200001);

void upd(int l, int r, int ql, int qr, int x, int col, pair<int,int> z, int t) {
    if(l == ql && r == qr) {
        seg[x] = idk[x][col];
        wow[x] = {t,col};
        banana[x] = t;
        return;
    }
    int mid = (l+r)/2;
    z = max(z,wow[x]);
    if(qr <= mid) {
        upd(l,mid,ql,qr,x*2,col,z,t);
    }
    else if(ql > mid) {
        upd(mid+1,r,ql,qr,x*2+1,col,z,t);
    }
    else {
        upd(l,mid,ql,mid,x*2,col,z,t);
        upd(mid+1,r,mid+1,qr,x*2+1,col,z,t);
    }
    int a,b;
    if(z.first > banana[x*2]) {
        a = idk[x*2][z.second];
    }
    else {
        a = seg[x*2];
    }
    if(z.first > banana[x*2+1]) {
        b = idk[x*2+1][z.second];
    }
    else {
        b = seg[x*2+1];
    }
    seg[x] = (a&b);
    banana[x] = t;
}

void build(int l, int r, int x) {
    if(l == r) {
        seg[x] = pr[l][s[l]];
        idk[x][0] = pr[l][0];
        idk[x][1] = pr[l][1];
        idk[x][2] = pr[l][2];
        return;
    }
    int mid = (l+r)/2;
    build(l,mid,x*2);
    build(mid+1,r,x*2+1);
    idk[x][0] = (idk[x*2][0]&idk[x*2+1][0]);
    idk[x][1] = (idk[x*2][1]&idk[x*2+1][1]);
    idk[x][2] = (idk[x*2][2]&idk[x*2+1][2]);
    seg[x] = (seg[x*2]&seg[x*2+1]);
}

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    int n,q;
    cin >> n;
    char x;
    for(int i = 0; i <= n; i++) {
        for(int j = 0; j < 3; j++) {
            pr[i][j] = 0;
        }
    }
    for(int i = 1; i <= n; i++) {
        cin >> x;
        a[i] = troll(x);
    }
    for(int i = 1; i <= n; i++) {
        cin >> x;
        b[i] = troll(x);
    }
    for(int i = 1; i <= n; i++) {
        cin >> x;
        c[i] = troll(x);
    }
    cin >> q;
    for(int i = 1; i <= n; i++) {
        cin >> x;
        s[i] = troll(x);
    }
    for(int i = 1; i <= n; i++) {
        for(int j = 0; j < 9; j++) {
            int br = (a[i]*no[j][0]+b[i]*no[j][1]+c[i]*no[j][2])%3;
            pr[i][br]+=(1 << j);
        }
    }
    build(1,n,1);
    if(seg[1] > 0) {
        cout << "Yes\n";
    }
    else {
        cout << "No\n";
    }
    for(int i = 0; i < q; i++) {
        int l,r;
        cin >> l >> r >> x;
        int br = troll(x);
        upd(1,n,l,r,1,br,{-1,-1},i);
        if(seg[1] > 0) {
            cout << "Yes\n";
        }
        else {
            cout << "No\n";
        }
    }
    return 0;
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 21848 KB Output is correct
2 Correct 39 ms 21904 KB Output is correct
3 Correct 38 ms 19864 KB Output is correct
4 Correct 57 ms 19740 KB Output is correct
5 Correct 38 ms 23128 KB Output is correct
6 Correct 40 ms 23164 KB Output is correct
7 Correct 38 ms 23388 KB Output is correct
8 Correct 38 ms 21328 KB Output is correct
9 Correct 41 ms 21248 KB Output is correct
10 Correct 39 ms 21340 KB Output is correct
11 Correct 61 ms 23372 KB Output is correct
12 Correct 38 ms 23272 KB Output is correct
13 Correct 39 ms 23440 KB Output is correct
14 Correct 39 ms 23328 KB Output is correct
15 Correct 61 ms 23288 KB Output is correct
16 Correct 56 ms 21376 KB Output is correct
17 Correct 38 ms 23380 KB Output is correct
18 Correct 39 ms 23360 KB Output is correct

Subtask #2
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 21848 KB Output is correct
2 Correct 39 ms 21904 KB Output is correct
3 Correct 38 ms 19864 KB Output is correct
4 Correct 57 ms 19740 KB Output is correct
5 Correct 38 ms 23128 KB Output is correct
6 Correct 40 ms 23164 KB Output is correct
7 Correct 38 ms 23388 KB Output is correct
8 Correct 38 ms 21328 KB Output is correct
9 Correct 41 ms 21248 KB Output is correct
10 Correct 39 ms 21340 KB Output is correct
11 Correct 61 ms 23372 KB Output is correct
12 Correct 38 ms 23272 KB Output is correct
13 Correct 39 ms 23440 KB Output is correct
14 Correct 39 ms 23328 KB Output is correct
15 Correct 61 ms 23288 KB Output is correct
16 Correct 56 ms 21376 KB Output is correct
17 Correct 38 ms 23380 KB Output is correct
18 Correct 39 ms 23360 KB Output is correct
19 Correct 153 ms 32012 KB Output is correct
20 Correct 124 ms 32088 KB Output is correct
21 Correct 96 ms 31724 KB Output is correct
22 Correct 118 ms 31144 KB Output is correct
23 Correct 62 ms 24312 KB Output is correct
24 Correct 57 ms 24372 KB Output is correct
25 Correct 105 ms 33876 KB Output is correct
26 Correct 117 ms 31828 KB Output is correct
27 Correct 99 ms 33996 KB Output is correct
28 Correct 97 ms 33872 KB Output is correct
29 Correct 99 ms 31788 KB Output is correct
30 Correct 62 ms 24144 KB Output is correct
31 Correct 109 ms 33872 KB Output is correct
32 Correct 95 ms 33616 KB Output is correct
33 Correct 64 ms 24116 KB Output is correct
34 Correct 103 ms 33776 KB Output is correct
35 Correct 85 ms 31572 KB Output is correct
36 Correct 66 ms 24312 KB Output is correct
37 Correct 69 ms 24144 KB Output is correct
38 Correct 95 ms 31824 KB Output is correct
39 Correct 72 ms 33872 KB Output is correct
40 Correct 76 ms 29264 KB Output is correct
41 Correct 119 ms 34132 KB Output is correct
42 Correct 37 ms 33364 KB Output is correct

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 21848 KB Output is correct
2 Correct 39 ms 21904 KB Output is correct
3 Correct 38 ms 19864 KB Output is correct
4 Correct 57 ms 19740 KB Output is correct
5 Correct 38 ms 23128 KB Output is correct
6 Correct 40 ms 23164 KB Output is correct
7 Correct 38 ms 23388 KB Output is correct
8 Correct 38 ms 21328 KB Output is correct
9 Correct 41 ms 21248 KB Output is correct
10 Correct 39 ms 21340 KB Output is correct
11 Correct 61 ms 23372 KB Output is correct
12 Correct 38 ms 23272 KB Output is correct
13 Correct 39 ms 23440 KB Output is correct
14 Correct 39 ms 23328 KB Output is correct
15 Correct 61 ms 23288 KB Output is correct
16 Correct 56 ms 21376 KB Output is correct
17 Correct 38 ms 23380 KB Output is correct
18 Correct 39 ms 23360 KB Output is correct
19 Correct 38 ms 23124 KB Output is correct
20 Correct 41 ms 23124 KB Output is correct
21 Correct 37 ms 23376 KB Output is correct
22 Correct 36 ms 23232 KB Output is correct
23 Correct 37 ms 23376 KB Output is correct
24 Correct 36 ms 23132 KB Output is correct
25 Correct 37 ms 23376 KB Output is correct
26 Correct 36 ms 23132 KB Output is correct
27 Correct 38 ms 23380 KB Output is correct
28 Correct 37 ms 23004 KB Output is correct
29 Correct 37 ms 23376 KB Output is correct
30 Correct 34 ms 23144 KB Output is correct
31 Correct 41 ms 23376 KB Output is correct
32 Correct 36 ms 23308 KB Output is correct
33 Correct 38 ms 23380 KB Output is correct
34 Correct 35 ms 23128 KB Output is correct
35 Correct 38 ms 23404 KB Output is correct
36 Correct 38 ms 23380 KB Output is correct
37 Correct 37 ms 23232 KB Output is correct
38 Correct 37 ms 23380 KB Output is correct
39 Correct 38 ms 23412 KB Output is correct
40 Correct 38 ms 23380 KB Output is correct
41 Correct 37 ms 23376 KB Output is correct
42 Correct 38 ms 23376 KB Output is correct
43 Correct 37 ms 23204 KB Output is correct
44 Correct 37 ms 23384 KB Output is correct

Subtask #4
51.0 / 51.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 21848 KB Output is correct
2 Correct 39 ms 21904 KB Output is correct
3 Correct 38 ms 19864 KB Output is correct
4 Correct 57 ms 19740 KB Output is correct
5 Correct 38 ms 23128 KB Output is correct
6 Correct 40 ms 23164 KB Output is correct
7 Correct 38 ms 23388 KB Output is correct
8 Correct 38 ms 21328 KB Output is correct
9 Correct 41 ms 21248 KB Output is correct
10 Correct 39 ms 21340 KB Output is correct
11 Correct 61 ms 23372 KB Output is correct
12 Correct 38 ms 23272 KB Output is correct
13 Correct 39 ms 23440 KB Output is correct
14 Correct 39 ms 23328 KB Output is correct
15 Correct 61 ms 23288 KB Output is correct
16 Correct 56 ms 21376 KB Output is correct
17 Correct 38 ms 23380 KB Output is correct
18 Correct 39 ms 23360 KB Output is correct
19 Correct 153 ms 32012 KB Output is correct
20 Correct 124 ms 32088 KB Output is correct
21 Correct 96 ms 31724 KB Output is correct
22 Correct 118 ms 31144 KB Output is correct
23 Correct 62 ms 24312 KB Output is correct
24 Correct 57 ms 24372 KB Output is correct
25 Correct 105 ms 33876 KB Output is correct
26 Correct 117 ms 31828 KB Output is correct
27 Correct 99 ms 33996 KB Output is correct
28 Correct 97 ms 33872 KB Output is correct
29 Correct 99 ms 31788 KB Output is correct
30 Correct 62 ms 24144 KB Output is correct
31 Correct 109 ms 33872 KB Output is correct
32 Correct 95 ms 33616 KB Output is correct
33 Correct 64 ms 24116 KB Output is correct
34 Correct 103 ms 33776 KB Output is correct
35 Correct 85 ms 31572 KB Output is correct
36 Correct 66 ms 24312 KB Output is correct
37 Correct 69 ms 24144 KB Output is correct
38 Correct 95 ms 31824 KB Output is correct
39 Correct 72 ms 33872 KB Output is correct
40 Correct 76 ms 29264 KB Output is correct
41 Correct 119 ms 34132 KB Output is correct
42 Correct 37 ms 33364 KB Output is correct
43 Correct 38 ms 23124 KB Output is correct
44 Correct 41 ms 23124 KB Output is correct
45 Correct 37 ms 23376 KB Output is correct
46 Correct 36 ms 23232 KB Output is correct
47 Correct 37 ms 23376 KB Output is correct
48 Correct 36 ms 23132 KB Output is correct
49 Correct 37 ms 23376 KB Output is correct
50 Correct 36 ms 23132 KB Output is correct
51 Correct 38 ms 23380 KB Output is correct
52 Correct 37 ms 23004 KB Output is correct
53 Correct 37 ms 23376 KB Output is correct
54 Correct 34 ms 23144 KB Output is correct
55 Correct 41 ms 23376 KB Output is correct
56 Correct 36 ms 23308 KB Output is correct
57 Correct 38 ms 23380 KB Output is correct
58 Correct 35 ms 23128 KB Output is correct
59 Correct 38 ms 23404 KB Output is correct
60 Correct 38 ms 23380 KB Output is correct
61 Correct 37 ms 23232 KB Output is correct
62 Correct 37 ms 23380 KB Output is correct
63 Correct 38 ms 23412 KB Output is correct
64 Correct 38 ms 23380 KB Output is correct
65 Correct 37 ms 23376 KB Output is correct
66 Correct 38 ms 23376 KB Output is correct
67 Correct 37 ms 23204 KB Output is correct
68 Correct 37 ms 23384 KB Output is correct
69 Correct 128 ms 33312 KB Output is correct
70 Correct 111 ms 33876 KB Output is correct
71 Correct 59 ms 24144 KB Output is correct
72 Correct 61 ms 24152 KB Output is correct
73 Correct 58 ms 24152 KB Output is correct
74 Correct 83 ms 33364 KB Output is correct
75 Correct 60 ms 24148 KB Output is correct
76 Correct 89 ms 33876 KB Output is correct
77 Correct 82 ms 33624 KB Output is correct
78 Correct 57 ms 24144 KB Output is correct
79 Correct 57 ms 24144 KB Output is correct
80 Correct 78 ms 33364 KB Output is correct
81 Correct 64 ms 24260 KB Output is correct
82 Correct 94 ms 33776 KB Output is correct
83 Correct 92 ms 33616 KB Output is correct
84 Correct 61 ms 24744 KB Output is correct
85 Correct 57 ms 24144 KB Output is correct
86 Correct 103 ms 33364 KB Output is correct
87 Correct 95 ms 33812 KB Output is correct
88 Correct 66 ms 24180 KB Output is correct
89 Correct 86 ms 33456 KB Output is correct
90 Correct 98 ms 33876 KB Output is correct
91 Correct 61 ms 24144 KB Output is correct
92 Correct 83 ms 33344 KB Output is correct
93 Correct 57 ms 24192 KB Output is correct
94 Correct 61 ms 24312 KB Output is correct
95 Correct 57 ms 24240 KB Output is correct
96 Correct 96 ms 31828 KB Output is correct
97 Correct 80 ms 31924 KB Output is correct
98 Correct 83 ms 28500 KB Output is correct
99 Correct 161 ms 32080 KB Output is correct
100 Correct 38 ms 31316 KB Output is correct