// Author : FatihCihan
#include <bits/stdc++.h>
using namespace std;
#define all(v) v.begin() , v.end()
#define sz(a) (int)a.size()
void solve(){
int n,q;
cin >> n >> q;
string s1 , s2;
cin >> s1 >> s2;
int arr[n];
for(int i = 0;i<n;i++){
arr[i] = s2[i] - s1[i];
if(arr[i] < 0)arr[i] += 26;
}
auto get = [&]{
int tmp[n] = {0};
for(int i = 0;i<n-1;i++){
while(arr[i] != tmp[i]){
tmp[i] = (tmp[i] + 1) % 26;
tmp[i+1] = (tmp[i+1] + 1) % 26;
}
}
if(arr[n-1] == tmp[n-1])return "da";
else return "ne";
};
cout << get() << endl;
while(q--){
int pos;
char ch;
cin >> pos >> ch;
pos--;
s1[pos] = ch;
arr[pos] = s2[pos] - s1[pos];
if(arr[pos] < 0)arr[pos] += 26;
cout << get() << endl;
}
}
signed main(){
ios_base::sync_with_stdio(0);cin.tie(0);
int testcase = 1;//cin >> testcase;
while(testcase--)solve();
cerr << 1000.0 * clock() / CLOCKS_PER_SEC << " ms" << endl;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
336 KB |
Output is correct |
3 |
Correct |
1 ms |
336 KB |
Output is correct |
4 |
Correct |
1 ms |
336 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
552 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
1 ms |
336 KB |
Output is correct |
12 |
Correct |
1 ms |
336 KB |
Output is correct |
13 |
Correct |
1 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
336 KB |
Output is correct |
15 |
Correct |
1 ms |
336 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
336 KB |
Output is correct |
3 |
Correct |
1 ms |
336 KB |
Output is correct |
4 |
Correct |
1 ms |
336 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
552 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
1 ms |
336 KB |
Output is correct |
12 |
Correct |
1 ms |
336 KB |
Output is correct |
13 |
Correct |
1 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
336 KB |
Output is correct |
15 |
Correct |
1 ms |
336 KB |
Output is correct |
16 |
Correct |
1 ms |
336 KB |
Output is correct |
17 |
Correct |
1 ms |
336 KB |
Output is correct |
18 |
Correct |
1 ms |
336 KB |
Output is correct |
19 |
Correct |
1 ms |
336 KB |
Output is correct |
20 |
Correct |
1 ms |
336 KB |
Output is correct |
21 |
Correct |
1 ms |
336 KB |
Output is correct |
22 |
Correct |
1 ms |
336 KB |
Output is correct |
23 |
Correct |
1 ms |
504 KB |
Output is correct |
24 |
Correct |
1 ms |
336 KB |
Output is correct |
25 |
Correct |
1 ms |
336 KB |
Output is correct |
26 |
Correct |
1 ms |
336 KB |
Output is correct |
27 |
Correct |
1 ms |
336 KB |
Output is correct |
28 |
Correct |
1 ms |
336 KB |
Output is correct |
29 |
Correct |
1 ms |
336 KB |
Output is correct |
30 |
Correct |
1 ms |
336 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
336 KB |
Output is correct |
3 |
Correct |
1 ms |
336 KB |
Output is correct |
4 |
Correct |
1 ms |
336 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
552 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
1 ms |
336 KB |
Output is correct |
12 |
Correct |
1 ms |
336 KB |
Output is correct |
13 |
Correct |
1 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
336 KB |
Output is correct |
15 |
Correct |
1 ms |
336 KB |
Output is correct |
16 |
Correct |
1 ms |
336 KB |
Output is correct |
17 |
Correct |
1 ms |
336 KB |
Output is correct |
18 |
Correct |
1 ms |
336 KB |
Output is correct |
19 |
Correct |
1 ms |
336 KB |
Output is correct |
20 |
Correct |
1 ms |
336 KB |
Output is correct |
21 |
Correct |
1 ms |
336 KB |
Output is correct |
22 |
Correct |
1 ms |
336 KB |
Output is correct |
23 |
Correct |
1 ms |
504 KB |
Output is correct |
24 |
Correct |
1 ms |
336 KB |
Output is correct |
25 |
Correct |
1 ms |
336 KB |
Output is correct |
26 |
Correct |
1 ms |
336 KB |
Output is correct |
27 |
Correct |
1 ms |
336 KB |
Output is correct |
28 |
Correct |
1 ms |
336 KB |
Output is correct |
29 |
Correct |
1 ms |
336 KB |
Output is correct |
30 |
Correct |
1 ms |
336 KB |
Output is correct |
31 |
Correct |
73 ms |
10112 KB |
Output is correct |
32 |
Correct |
74 ms |
10112 KB |
Output is correct |
33 |
Correct |
73 ms |
10144 KB |
Output is correct |
34 |
Correct |
72 ms |
10128 KB |
Output is correct |
35 |
Correct |
70 ms |
10112 KB |
Output is correct |
36 |
Correct |
70 ms |
10728 KB |
Output is correct |
37 |
Correct |
72 ms |
10608 KB |
Output is correct |
38 |
Correct |
69 ms |
10128 KB |
Output is correct |
39 |
Correct |
70 ms |
10732 KB |
Output is correct |
40 |
Correct |
74 ms |
10720 KB |
Output is correct |
41 |
Correct |
68 ms |
10124 KB |
Output is correct |
42 |
Correct |
72 ms |
10112 KB |
Output is correct |
43 |
Correct |
69 ms |
10732 KB |
Output is correct |
44 |
Correct |
71 ms |
10144 KB |
Output is correct |
45 |
Correct |
71 ms |
10356 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
336 KB |
Output is correct |
3 |
Correct |
1 ms |
336 KB |
Output is correct |
4 |
Correct |
1 ms |
336 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
552 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
1 ms |
336 KB |
Output is correct |
12 |
Correct |
1 ms |
336 KB |
Output is correct |
13 |
Correct |
1 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
336 KB |
Output is correct |
15 |
Correct |
1 ms |
336 KB |
Output is correct |
16 |
Correct |
175 ms |
584 KB |
Output is correct |
17 |
Correct |
170 ms |
748 KB |
Output is correct |
18 |
Correct |
168 ms |
584 KB |
Output is correct |
19 |
Correct |
175 ms |
744 KB |
Output is correct |
20 |
Correct |
165 ms |
584 KB |
Output is correct |
21 |
Correct |
171 ms |
744 KB |
Output is correct |
22 |
Correct |
189 ms |
744 KB |
Output is correct |
23 |
Correct |
167 ms |
584 KB |
Output is correct |
24 |
Correct |
165 ms |
584 KB |
Output is correct |
25 |
Correct |
165 ms |
584 KB |
Output is correct |
26 |
Correct |
164 ms |
584 KB |
Output is correct |
27 |
Correct |
164 ms |
496 KB |
Output is correct |
28 |
Correct |
190 ms |
584 KB |
Output is correct |
29 |
Correct |
195 ms |
740 KB |
Output is correct |
30 |
Correct |
170 ms |
584 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
336 KB |
Output is correct |
3 |
Correct |
1 ms |
336 KB |
Output is correct |
4 |
Correct |
1 ms |
336 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
552 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
1 ms |
336 KB |
Output is correct |
12 |
Correct |
1 ms |
336 KB |
Output is correct |
13 |
Correct |
1 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
336 KB |
Output is correct |
15 |
Correct |
1 ms |
336 KB |
Output is correct |
16 |
Correct |
1 ms |
336 KB |
Output is correct |
17 |
Correct |
1 ms |
336 KB |
Output is correct |
18 |
Correct |
1 ms |
336 KB |
Output is correct |
19 |
Correct |
1 ms |
336 KB |
Output is correct |
20 |
Correct |
1 ms |
336 KB |
Output is correct |
21 |
Correct |
1 ms |
336 KB |
Output is correct |
22 |
Correct |
1 ms |
336 KB |
Output is correct |
23 |
Correct |
1 ms |
504 KB |
Output is correct |
24 |
Correct |
1 ms |
336 KB |
Output is correct |
25 |
Correct |
1 ms |
336 KB |
Output is correct |
26 |
Correct |
1 ms |
336 KB |
Output is correct |
27 |
Correct |
1 ms |
336 KB |
Output is correct |
28 |
Correct |
1 ms |
336 KB |
Output is correct |
29 |
Correct |
1 ms |
336 KB |
Output is correct |
30 |
Correct |
1 ms |
336 KB |
Output is correct |
31 |
Correct |
175 ms |
584 KB |
Output is correct |
32 |
Correct |
170 ms |
748 KB |
Output is correct |
33 |
Correct |
168 ms |
584 KB |
Output is correct |
34 |
Correct |
175 ms |
744 KB |
Output is correct |
35 |
Correct |
165 ms |
584 KB |
Output is correct |
36 |
Correct |
171 ms |
744 KB |
Output is correct |
37 |
Correct |
189 ms |
744 KB |
Output is correct |
38 |
Correct |
167 ms |
584 KB |
Output is correct |
39 |
Correct |
165 ms |
584 KB |
Output is correct |
40 |
Correct |
165 ms |
584 KB |
Output is correct |
41 |
Correct |
164 ms |
584 KB |
Output is correct |
42 |
Correct |
164 ms |
496 KB |
Output is correct |
43 |
Correct |
190 ms |
584 KB |
Output is correct |
44 |
Correct |
195 ms |
740 KB |
Output is correct |
45 |
Correct |
170 ms |
584 KB |
Output is correct |
46 |
Execution timed out |
1057 ms |
336 KB |
Time limit exceeded |
47 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
336 KB |
Output is correct |
3 |
Correct |
1 ms |
336 KB |
Output is correct |
4 |
Correct |
1 ms |
336 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
552 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
1 ms |
336 KB |
Output is correct |
12 |
Correct |
1 ms |
336 KB |
Output is correct |
13 |
Correct |
1 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
336 KB |
Output is correct |
15 |
Correct |
1 ms |
336 KB |
Output is correct |
16 |
Correct |
1 ms |
336 KB |
Output is correct |
17 |
Correct |
1 ms |
336 KB |
Output is correct |
18 |
Correct |
1 ms |
336 KB |
Output is correct |
19 |
Correct |
1 ms |
336 KB |
Output is correct |
20 |
Correct |
1 ms |
336 KB |
Output is correct |
21 |
Correct |
1 ms |
336 KB |
Output is correct |
22 |
Correct |
1 ms |
336 KB |
Output is correct |
23 |
Correct |
1 ms |
504 KB |
Output is correct |
24 |
Correct |
1 ms |
336 KB |
Output is correct |
25 |
Correct |
1 ms |
336 KB |
Output is correct |
26 |
Correct |
1 ms |
336 KB |
Output is correct |
27 |
Correct |
1 ms |
336 KB |
Output is correct |
28 |
Correct |
1 ms |
336 KB |
Output is correct |
29 |
Correct |
1 ms |
336 KB |
Output is correct |
30 |
Correct |
1 ms |
336 KB |
Output is correct |
31 |
Correct |
73 ms |
10112 KB |
Output is correct |
32 |
Correct |
74 ms |
10112 KB |
Output is correct |
33 |
Correct |
73 ms |
10144 KB |
Output is correct |
34 |
Correct |
72 ms |
10128 KB |
Output is correct |
35 |
Correct |
70 ms |
10112 KB |
Output is correct |
36 |
Correct |
70 ms |
10728 KB |
Output is correct |
37 |
Correct |
72 ms |
10608 KB |
Output is correct |
38 |
Correct |
69 ms |
10128 KB |
Output is correct |
39 |
Correct |
70 ms |
10732 KB |
Output is correct |
40 |
Correct |
74 ms |
10720 KB |
Output is correct |
41 |
Correct |
68 ms |
10124 KB |
Output is correct |
42 |
Correct |
72 ms |
10112 KB |
Output is correct |
43 |
Correct |
69 ms |
10732 KB |
Output is correct |
44 |
Correct |
71 ms |
10144 KB |
Output is correct |
45 |
Correct |
71 ms |
10356 KB |
Output is correct |
46 |
Correct |
175 ms |
584 KB |
Output is correct |
47 |
Correct |
170 ms |
748 KB |
Output is correct |
48 |
Correct |
168 ms |
584 KB |
Output is correct |
49 |
Correct |
175 ms |
744 KB |
Output is correct |
50 |
Correct |
165 ms |
584 KB |
Output is correct |
51 |
Correct |
171 ms |
744 KB |
Output is correct |
52 |
Correct |
189 ms |
744 KB |
Output is correct |
53 |
Correct |
167 ms |
584 KB |
Output is correct |
54 |
Correct |
165 ms |
584 KB |
Output is correct |
55 |
Correct |
165 ms |
584 KB |
Output is correct |
56 |
Correct |
164 ms |
584 KB |
Output is correct |
57 |
Correct |
164 ms |
496 KB |
Output is correct |
58 |
Correct |
190 ms |
584 KB |
Output is correct |
59 |
Correct |
195 ms |
740 KB |
Output is correct |
60 |
Correct |
170 ms |
584 KB |
Output is correct |
61 |
Execution timed out |
1057 ms |
336 KB |
Time limit exceeded |
62 |
Halted |
0 ms |
0 KB |
- |