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Submission #998151

# Submission time Handle Problem Language Result Execution time Memory
998151 2024-06-13T10:40:27 Z cpdreamer Bliskost (COI23_bliskost) C++17
100 / 100
 159 ms 19352 KB 
#include <bits/stdc++.h>
using namespace std;
int char_diff(char a,char b){
    int index_a=int(a)-int('a');
    int index_b=int(b)-int('a');
    int diff=(index_b-index_a+26)%26;
    return diff;
}
void solve() {
    int n,q;
    cin>>n>>q;
    string s;
    cin>>s;
    string t;
    cin>>t;
    int sign[n];
    int value[n];
    sign[n-1]=1;
    for(int i=n-2;i>=0;i--){
        sign[i]=-1*sign[i+1];
    }
    int c=0;
    for(int i=0;i<n;i++){
        value[i]=char_diff(s[i],t[i]);
        c+=value[i]*sign[i];
    }
    c=c%26;
    if(c==0)
        cout<<"da"<<'\n';
    else
        cout<<"ne"<<'\n';
    while(q--){
        int pos;
        char ch;
        cin>>pos>>ch;
        pos--;
        s[pos]=ch;
        c-=value[pos]*sign[pos];
        value[pos]=char_diff(s[pos],t[pos]);
        c+=value[pos]*sign[pos];
        c=c%26;
        if(c==0)
            cout<<"da"<<'\n';
        else
            cout<<"ne"<<'\n';
    }
}
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    //file();
    solve();
    return 0;
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 348 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 10 ms 10124 KB Output is correct
32 Correct 13 ms 10620 KB Output is correct
33 Correct 12 ms 10144 KB Output is correct
34 Correct 10 ms 10136 KB Output is correct
35 Correct 10 ms 10120 KB Output is correct
36 Correct 10 ms 10632 KB Output is correct
37 Correct 10 ms 10740 KB Output is correct
38 Correct 9 ms 10168 KB Output is correct
39 Correct 9 ms 10744 KB Output is correct
40 Correct 10 ms 10732 KB Output is correct
41 Correct 9 ms 10264 KB Output is correct
42 Correct 10 ms 10124 KB Output is correct
43 Correct 10 ms 10740 KB Output is correct
44 Correct 10 ms 10152 KB Output is correct
45 Correct 10 ms 10136 KB Output is correct

Subtask #4
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 9 ms 604 KB Output is correct
17 Correct 8 ms 600 KB Output is correct
18 Correct 8 ms 604 KB Output is correct
19 Correct 8 ms 604 KB Output is correct
20 Correct 8 ms 604 KB Output is correct
21 Correct 8 ms 604 KB Output is correct
22 Correct 8 ms 600 KB Output is correct
23 Correct 8 ms 604 KB Output is correct
24 Correct 8 ms 604 KB Output is correct
25 Correct 11 ms 604 KB Output is correct
26 Correct 11 ms 604 KB Output is correct
27 Correct 8 ms 604 KB Output is correct
28 Correct 10 ms 628 KB Output is correct
29 Correct 8 ms 604 KB Output is correct
30 Correct 8 ms 604 KB Output is correct

Subtask #5
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 9 ms 604 KB Output is correct
32 Correct 8 ms 600 KB Output is correct
33 Correct 8 ms 604 KB Output is correct
34 Correct 8 ms 604 KB Output is correct
35 Correct 8 ms 604 KB Output is correct
36 Correct 8 ms 604 KB Output is correct
37 Correct 8 ms 600 KB Output is correct
38 Correct 8 ms 604 KB Output is correct
39 Correct 8 ms 604 KB Output is correct
40 Correct 11 ms 604 KB Output is correct
41 Correct 11 ms 604 KB Output is correct
42 Correct 8 ms 604 KB Output is correct
43 Correct 10 ms 628 KB Output is correct
44 Correct 8 ms 604 KB Output is correct
45 Correct 8 ms 604 KB Output is correct
46 Correct 10 ms 748 KB Output is correct
47 Correct 10 ms 604 KB Output is correct
48 Correct 10 ms 732 KB Output is correct
49 Correct 9 ms 604 KB Output is correct
50 Correct 13 ms 512 KB Output is correct
51 Correct 10 ms 604 KB Output is correct
52 Correct 9 ms 540 KB Output is correct
53 Correct 9 ms 604 KB Output is correct
54 Correct 9 ms 600 KB Output is correct
55 Correct 10 ms 600 KB Output is correct
56 Correct 9 ms 544 KB Output is correct
57 Correct 9 ms 604 KB Output is correct
58 Correct 9 ms 604 KB Output is correct
59 Correct 9 ms 604 KB Output is correct
60 Correct 9 ms 604 KB Output is correct

Subtask #6
43.0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 10 ms 10124 KB Output is correct
32 Correct 13 ms 10620 KB Output is correct
33 Correct 12 ms 10144 KB Output is correct
34 Correct 10 ms 10136 KB Output is correct
35 Correct 10 ms 10120 KB Output is correct
36 Correct 10 ms 10632 KB Output is correct
37 Correct 10 ms 10740 KB Output is correct
38 Correct 9 ms 10168 KB Output is correct
39 Correct 9 ms 10744 KB Output is correct
40 Correct 10 ms 10732 KB Output is correct
41 Correct 9 ms 10264 KB Output is correct
42 Correct 10 ms 10124 KB Output is correct
43 Correct 10 ms 10740 KB Output is correct
44 Correct 10 ms 10152 KB Output is correct
45 Correct 10 ms 10136 KB Output is correct
46 Correct 9 ms 604 KB Output is correct
47 Correct 8 ms 600 KB Output is correct
48 Correct 8 ms 604 KB Output is correct
49 Correct 8 ms 604 KB Output is correct
50 Correct 8 ms 604 KB Output is correct
51 Correct 8 ms 604 KB Output is correct
52 Correct 8 ms 600 KB Output is correct
53 Correct 8 ms 604 KB Output is correct
54 Correct 8 ms 604 KB Output is correct
55 Correct 11 ms 604 KB Output is correct
56 Correct 11 ms 604 KB Output is correct
57 Correct 8 ms 604 KB Output is correct
58 Correct 10 ms 628 KB Output is correct
59 Correct 8 ms 604 KB Output is correct
60 Correct 8 ms 604 KB Output is correct
61 Correct 10 ms 748 KB Output is correct
62 Correct 10 ms 604 KB Output is correct
63 Correct 10 ms 732 KB Output is correct
64 Correct 9 ms 604 KB Output is correct
65 Correct 13 ms 512 KB Output is correct
66 Correct 10 ms 604 KB Output is correct
67 Correct 9 ms 540 KB Output is correct
68 Correct 9 ms 604 KB Output is correct
69 Correct 9 ms 600 KB Output is correct
70 Correct 10 ms 600 KB Output is correct
71 Correct 9 ms 544 KB Output is correct
72 Correct 9 ms 604 KB Output is correct
73 Correct 9 ms 604 KB Output is correct
74 Correct 9 ms 604 KB Output is correct
75 Correct 9 ms 604 KB Output is correct
76 Correct 141 ms 13308 KB Output is correct
77 Correct 148 ms 19352 KB Output is correct
78 Correct 146 ms 18852 KB Output is correct
79 Correct 145 ms 18812 KB Output is correct
80 Correct 159 ms 18756 KB Output is correct
81 Correct 138 ms 18816 KB Output is correct
82 Correct 142 ms 18852 KB Output is correct
83 Correct 141 ms 18860 KB Output is correct
84 Correct 153 ms 18856 KB Output is correct
85 Correct 136 ms 18980 KB Output is correct
86 Correct 148 ms 19344 KB Output is correct
87 Correct 143 ms 19164 KB Output is correct
88 Correct 140 ms 19180 KB Output is correct
89 Correct 144 ms 18820 KB Output is correct
90 Correct 141 ms 19160 KB Output is correct