oj.uz

Submission #531951

# Submission time Handle Problem Language Result Execution time Memory
531951 2022-03-02T01:23:42 Z GrandTiger1729 Crossing (JOI21_crossing) C++17
100 / 100
 314 ms 34960 KB 
#include <bits/stdc++.h>
using namespace std;

vector<string> s(3);
vector<long long> hash_val(9);
string q;

long long c[(int)2e5+1], cc[(int)(2e5+2)];
const int mod=341036447;

void get(string &a, string &b){
    string res;
    int n=a.size();
    for (int i=0; i<n; i++){
        if (a[i] == b[i]){
            res += a[i]; continue;
        }
        if (a[i] == 'J'){
            if (b[i] == 'O'){res += 'I';}
            else{res += 'O';}
        }else if (a[i] == 'O'){
            if (b[i] == 'J'){res += 'I';}
            else{res += 'J';}
        }else{
            if (b[i] == 'J'){res += 'O';}
            else{res += 'J';}
        }
    }
    s.push_back(res);
}

long long get_hash(string &a){
    int n=a.size();
    long long res=0;
    for (int i=0; i<n; i++){
        res += c[i] * (a[i]-'A');
        res %= mod;
    }
    return res;
}

struct segTree{
    int l, r, mid;
    long long val, lz=0;
    segTree *tl, *tr;
    segTree(int ll, int rr): l(ll), r(rr){
        mid = (l+r)/2;
        if (l == r-1){
            val = c[l] * (q[l]-'A') % mod;
            return;
        }
        tl = new segTree(l, mid);
        tr = new segTree(mid, r);
        val = (tl->val + tr->val) % mod;
    }
    void push(){
        if (lz == 0){return;}
        if (l == r-1){
            val = c[l] * lz % mod; lz = 0;
            return;
        }
        tl->val = lz * (cc[mid] - cc[l]) % mod;
        if (tl->val < 0){tl->val += mod;}
        tr->val = lz * (cc[r] - cc[mid]) % mod;
        if (tr->val < 0){tr->val += mod;}
        tl->lz = lz; tr->lz = lz;
        lz = 0;
    }
    void update(int ll, int rr, long long u){
        if (ll <= l && rr >= r){
            lz = u;
            val = u * (cc[r] - cc[l]) % mod;
            if (val < 0){val += mod;}
            return;
        }
        push();
        if (ll < mid){tl->update(ll, rr, u);}
        if (mid < rr){tr->update(ll, rr, u);}
        val = (tl->val + tr->val) % mod;
    }
};

int main(){
    cin.sync_with_stdio(0); cin.tie(0);
    int len; cin >> len;
    for (int i=0; i<3; i++){cin >> s[i];}
    get(s[0], s[1]); get(s[1], s[2]); get(s[2], s[0]);
    get(s[3], s[2]); get(s[4], s[0]); get(s[5], s[1]);
    c[0] = 1;
    for (int i=1; i<2e5+1; i++){
        c[i] = c[i-1] * 29;
        c[i] %= mod;
    }
    cc[0] = 0;
    for (int i=1; i<2e5+2; i++){
        cc[i] = cc[i-1] + c[i-1];
        cc[i] %= mod;
    }
    for (int i=0; i<9; i++){
        hash_val[i] = get_hash(s[i]);
    }
    int n; cin >> n;
    cin >> q;
    segTree st(0, len);
    bool check=0;
    for (auto v: hash_val){
        if (v == st.val){check = 1; break;}
    }
    cout << ((check)? "Yes": "No") << '\n';
    for (int nn=0; nn<n; nn++){
        int l, r; char m; cin >> l >> r >> m;
        int x=m-'A'; l--;
        st.update(l, r, x);
        check = 0;
        for (auto v: hash_val){
            if (v == st.val){check = 1; break;}
        }
        cout << ((check)? "Yes": "No") << '\n';
    }
    return 0;
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 3952 KB Output is correct
2 Correct 72 ms 4004 KB Output is correct
3 Correct 65 ms 4036 KB Output is correct
4 Correct 58 ms 3908 KB Output is correct
5 Correct 58 ms 5436 KB Output is correct
6 Correct 58 ms 5444 KB Output is correct
7 Correct 59 ms 5456 KB Output is correct
8 Correct 62 ms 5460 KB Output is correct
9 Correct 63 ms 5488 KB Output is correct
10 Correct 62 ms 5576 KB Output is correct
11 Correct 60 ms 5488 KB Output is correct
12 Correct 60 ms 5508 KB Output is correct
13 Correct 62 ms 5516 KB Output is correct
14 Correct 60 ms 5536 KB Output is correct
15 Correct 60 ms 5492 KB Output is correct
16 Correct 68 ms 5512 KB Output is correct
17 Correct 59 ms 5572 KB Output is correct
18 Correct 62 ms 5508 KB Output is correct

Subtask #2
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 3952 KB Output is correct
2 Correct 72 ms 4004 KB Output is correct
3 Correct 65 ms 4036 KB Output is correct
4 Correct 58 ms 3908 KB Output is correct
5 Correct 58 ms 5436 KB Output is correct
6 Correct 58 ms 5444 KB Output is correct
7 Correct 59 ms 5456 KB Output is correct
8 Correct 62 ms 5460 KB Output is correct
9 Correct 63 ms 5488 KB Output is correct
10 Correct 62 ms 5576 KB Output is correct
11 Correct 60 ms 5488 KB Output is correct
12 Correct 60 ms 5508 KB Output is correct
13 Correct 62 ms 5516 KB Output is correct
14 Correct 60 ms 5536 KB Output is correct
15 Correct 60 ms 5492 KB Output is correct
16 Correct 68 ms 5512 KB Output is correct
17 Correct 59 ms 5572 KB Output is correct
18 Correct 62 ms 5508 KB Output is correct
19 Correct 286 ms 34760 KB Output is correct
20 Correct 205 ms 34620 KB Output is correct
21 Correct 199 ms 32804 KB Output is correct
22 Correct 203 ms 30132 KB Output is correct
23 Correct 98 ms 7732 KB Output is correct
24 Correct 98 ms 7748 KB Output is correct
25 Correct 229 ms 34960 KB Output is correct
26 Correct 222 ms 34752 KB Output is correct
27 Correct 248 ms 34716 KB Output is correct
28 Correct 253 ms 34740 KB Output is correct
29 Correct 227 ms 33796 KB Output is correct
30 Correct 105 ms 7748 KB Output is correct
31 Correct 223 ms 34748 KB Output is correct
32 Correct 231 ms 32148 KB Output is correct
33 Correct 98 ms 7732 KB Output is correct
34 Correct 241 ms 34656 KB Output is correct
35 Correct 187 ms 27300 KB Output is correct
36 Correct 96 ms 7748 KB Output is correct
37 Correct 99 ms 7760 KB Output is correct
38 Correct 193 ms 34504 KB Output is correct
39 Correct 128 ms 34744 KB Output is correct
40 Correct 213 ms 25000 KB Output is correct
41 Correct 305 ms 34848 KB Output is correct
42 Correct 77 ms 34124 KB Output is correct

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 3952 KB Output is correct
2 Correct 72 ms 4004 KB Output is correct
3 Correct 65 ms 4036 KB Output is correct
4 Correct 58 ms 3908 KB Output is correct
5 Correct 58 ms 5436 KB Output is correct
6 Correct 58 ms 5444 KB Output is correct
7 Correct 59 ms 5456 KB Output is correct
8 Correct 62 ms 5460 KB Output is correct
9 Correct 63 ms 5488 KB Output is correct
10 Correct 62 ms 5576 KB Output is correct
11 Correct 60 ms 5488 KB Output is correct
12 Correct 60 ms 5508 KB Output is correct
13 Correct 62 ms 5516 KB Output is correct
14 Correct 60 ms 5536 KB Output is correct
15 Correct 60 ms 5492 KB Output is correct
16 Correct 68 ms 5512 KB Output is correct
17 Correct 59 ms 5572 KB Output is correct
18 Correct 62 ms 5508 KB Output is correct
19 Correct 67 ms 5432 KB Output is correct
20 Correct 90 ms 5356 KB Output is correct
21 Correct 62 ms 5500 KB Output is correct
22 Correct 57 ms 5272 KB Output is correct
23 Correct 60 ms 5552 KB Output is correct
24 Correct 59 ms 5444 KB Output is correct
25 Correct 59 ms 5480 KB Output is correct
26 Correct 59 ms 5484 KB Output is correct
27 Correct 62 ms 5540 KB Output is correct
28 Correct 57 ms 5312 KB Output is correct
29 Correct 61 ms 5564 KB Output is correct
30 Correct 57 ms 5368 KB Output is correct
31 Correct 61 ms 5524 KB Output is correct
32 Correct 59 ms 5444 KB Output is correct
33 Correct 64 ms 5520 KB Output is correct
34 Correct 56 ms 5424 KB Output is correct
35 Correct 61 ms 5556 KB Output is correct
36 Correct 60 ms 5488 KB Output is correct
37 Correct 64 ms 5572 KB Output is correct
38 Correct 63 ms 5572 KB Output is correct
39 Correct 60 ms 5572 KB Output is correct
40 Correct 60 ms 5464 KB Output is correct
41 Correct 61 ms 5508 KB Output is correct
42 Correct 62 ms 5552 KB Output is correct
43 Correct 58 ms 5420 KB Output is correct
44 Correct 64 ms 5616 KB Output is correct

Subtask #4
51.0 / 51.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 3952 KB Output is correct
2 Correct 72 ms 4004 KB Output is correct
3 Correct 65 ms 4036 KB Output is correct
4 Correct 58 ms 3908 KB Output is correct
5 Correct 58 ms 5436 KB Output is correct
6 Correct 58 ms 5444 KB Output is correct
7 Correct 59 ms 5456 KB Output is correct
8 Correct 62 ms 5460 KB Output is correct
9 Correct 63 ms 5488 KB Output is correct
10 Correct 62 ms 5576 KB Output is correct
11 Correct 60 ms 5488 KB Output is correct
12 Correct 60 ms 5508 KB Output is correct
13 Correct 62 ms 5516 KB Output is correct
14 Correct 60 ms 5536 KB Output is correct
15 Correct 60 ms 5492 KB Output is correct
16 Correct 68 ms 5512 KB Output is correct
17 Correct 59 ms 5572 KB Output is correct
18 Correct 62 ms 5508 KB Output is correct
19 Correct 286 ms 34760 KB Output is correct
20 Correct 205 ms 34620 KB Output is correct
21 Correct 199 ms 32804 KB Output is correct
22 Correct 203 ms 30132 KB Output is correct
23 Correct 98 ms 7732 KB Output is correct
24 Correct 98 ms 7748 KB Output is correct
25 Correct 229 ms 34960 KB Output is correct
26 Correct 222 ms 34752 KB Output is correct
27 Correct 248 ms 34716 KB Output is correct
28 Correct 253 ms 34740 KB Output is correct
29 Correct 227 ms 33796 KB Output is correct
30 Correct 105 ms 7748 KB Output is correct
31 Correct 223 ms 34748 KB Output is correct
32 Correct 231 ms 32148 KB Output is correct
33 Correct 98 ms 7732 KB Output is correct
34 Correct 241 ms 34656 KB Output is correct
35 Correct 187 ms 27300 KB Output is correct
36 Correct 96 ms 7748 KB Output is correct
37 Correct 99 ms 7760 KB Output is correct
38 Correct 193 ms 34504 KB Output is correct
39 Correct 128 ms 34744 KB Output is correct
40 Correct 213 ms 25000 KB Output is correct
41 Correct 305 ms 34848 KB Output is correct
42 Correct 77 ms 34124 KB Output is correct
43 Correct 67 ms 5432 KB Output is correct
44 Correct 90 ms 5356 KB Output is correct
45 Correct 62 ms 5500 KB Output is correct
46 Correct 57 ms 5272 KB Output is correct
47 Correct 60 ms 5552 KB Output is correct
48 Correct 59 ms 5444 KB Output is correct
49 Correct 59 ms 5480 KB Output is correct
50 Correct 59 ms 5484 KB Output is correct
51 Correct 62 ms 5540 KB Output is correct
52 Correct 57 ms 5312 KB Output is correct
53 Correct 61 ms 5564 KB Output is correct
54 Correct 57 ms 5368 KB Output is correct
55 Correct 61 ms 5524 KB Output is correct
56 Correct 59 ms 5444 KB Output is correct
57 Correct 64 ms 5520 KB Output is correct
58 Correct 56 ms 5424 KB Output is correct
59 Correct 61 ms 5556 KB Output is correct
60 Correct 60 ms 5488 KB Output is correct
61 Correct 64 ms 5572 KB Output is correct
62 Correct 63 ms 5572 KB Output is correct
63 Correct 60 ms 5572 KB Output is correct
64 Correct 60 ms 5464 KB Output is correct
65 Correct 61 ms 5508 KB Output is correct
66 Correct 62 ms 5552 KB Output is correct
67 Correct 58 ms 5420 KB Output is correct
68 Correct 64 ms 5616 KB Output is correct
69 Correct 241 ms 29784 KB Output is correct
70 Correct 211 ms 34660 KB Output is correct
71 Correct 99 ms 7860 KB Output is correct
72 Correct 98 ms 7776 KB Output is correct
73 Correct 100 ms 7748 KB Output is correct
74 Correct 225 ms 29800 KB Output is correct
75 Correct 101 ms 7748 KB Output is correct
76 Correct 223 ms 34728 KB Output is correct
77 Correct 204 ms 29896 KB Output is correct
78 Correct 98 ms 7724 KB Output is correct
79 Correct 100 ms 7788 KB Output is correct
80 Correct 190 ms 26368 KB Output is correct
81 Correct 109 ms 7688 KB Output is correct
82 Correct 231 ms 34748 KB Output is correct
83 Correct 239 ms 32860 KB Output is correct
84 Correct 106 ms 7632 KB Output is correct
85 Correct 108 ms 7784 KB Output is correct
86 Correct 215 ms 27884 KB Output is correct
87 Correct 247 ms 34752 KB Output is correct
88 Correct 110 ms 7748 KB Output is correct
89 Correct 232 ms 31128 KB Output is correct
90 Correct 245 ms 34748 KB Output is correct
91 Correct 106 ms 7736 KB Output is correct
92 Correct 217 ms 27480 KB Output is correct
93 Correct 102 ms 7700 KB Output is correct
94 Correct 105 ms 7864 KB Output is correct
95 Correct 103 ms 7752 KB Output is correct
96 Correct 183 ms 34500 KB Output is correct
97 Correct 134 ms 34764 KB Output is correct
98 Correct 220 ms 24960 KB Output is correct
99 Correct 314 ms 34888 KB Output is correct
100 Correct 88 ms 34108 KB Output is correct