#include<bits/stdc++.h>
using namespace std;
void solve(){
int n, q;cin >> n >> q;
string s, t;cin >> s >> t;
int aemo = 0, bemo = 0;
int a[n],b[n];for(int i = 0;i < n;i++){
a[i]=s[i]-'a';
b[i]=t[i]-'a';
if(i&1) aemo += 26-a[i];
else aemo += a[i];
if(i&1) bemo += 26-b[i];
else bemo += b[i];
}
if(aemo%26 == bemo%26) cout << "da\n";
else cout << "ne\n";
while(q--){
int p;char c;cin >> p >> c;
p--;c -= 'a';
if(p&1){
aemo -= 26-a[p];
aemo += 26-c;
} else {
aemo -= a[p];
aemo += c;
}
a[p]=c;
if(aemo%26 == bemo%26) cout << "da\n";
else cout << "ne\n";
}
}
int main(){
ios_base::sync_with_stdio(false);
cin.tie(0);
solve();
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 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 |
344 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 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 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 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 |
344 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 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 |
348 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 |
0 ms |
600 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 |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 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 |
344 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 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 |
348 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 |
0 ms |
600 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 |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
9 ms |
12164 KB |
Output is correct |
32 |
Correct |
9 ms |
12156 KB |
Output is correct |
33 |
Correct |
12 ms |
12088 KB |
Output is correct |
34 |
Correct |
9 ms |
12188 KB |
Output is correct |
35 |
Correct |
9 ms |
12192 KB |
Output is correct |
36 |
Correct |
9 ms |
12788 KB |
Output is correct |
37 |
Correct |
12 ms |
12500 KB |
Output is correct |
38 |
Correct |
9 ms |
12188 KB |
Output is correct |
39 |
Correct |
8 ms |
12552 KB |
Output is correct |
40 |
Correct |
9 ms |
12524 KB |
Output is correct |
41 |
Correct |
10 ms |
12184 KB |
Output is correct |
42 |
Correct |
9 ms |
12220 KB |
Output is correct |
43 |
Correct |
11 ms |
12536 KB |
Output is correct |
44 |
Correct |
9 ms |
12456 KB |
Output is correct |
45 |
Correct |
9 ms |
12436 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 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 |
344 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 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 |
7 ms |
1112 KB |
Output is correct |
17 |
Correct |
7 ms |
1148 KB |
Output is correct |
18 |
Correct |
7 ms |
1116 KB |
Output is correct |
19 |
Correct |
7 ms |
1116 KB |
Output is correct |
20 |
Correct |
7 ms |
1116 KB |
Output is correct |
21 |
Correct |
7 ms |
1112 KB |
Output is correct |
22 |
Correct |
11 ms |
1160 KB |
Output is correct |
23 |
Correct |
7 ms |
1116 KB |
Output is correct |
24 |
Correct |
6 ms |
1120 KB |
Output is correct |
25 |
Correct |
7 ms |
1092 KB |
Output is correct |
26 |
Correct |
8 ms |
1112 KB |
Output is correct |
27 |
Correct |
8 ms |
1112 KB |
Output is correct |
28 |
Correct |
7 ms |
1116 KB |
Output is correct |
29 |
Correct |
9 ms |
1112 KB |
Output is correct |
30 |
Correct |
7 ms |
1116 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 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 |
344 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 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 |
348 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 |
0 ms |
600 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 |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
7 ms |
1112 KB |
Output is correct |
32 |
Correct |
7 ms |
1148 KB |
Output is correct |
33 |
Correct |
7 ms |
1116 KB |
Output is correct |
34 |
Correct |
7 ms |
1116 KB |
Output is correct |
35 |
Correct |
7 ms |
1116 KB |
Output is correct |
36 |
Correct |
7 ms |
1112 KB |
Output is correct |
37 |
Correct |
11 ms |
1160 KB |
Output is correct |
38 |
Correct |
7 ms |
1116 KB |
Output is correct |
39 |
Correct |
6 ms |
1120 KB |
Output is correct |
40 |
Correct |
7 ms |
1092 KB |
Output is correct |
41 |
Correct |
8 ms |
1112 KB |
Output is correct |
42 |
Correct |
8 ms |
1112 KB |
Output is correct |
43 |
Correct |
7 ms |
1116 KB |
Output is correct |
44 |
Correct |
9 ms |
1112 KB |
Output is correct |
45 |
Correct |
7 ms |
1116 KB |
Output is correct |
46 |
Correct |
10 ms |
1236 KB |
Output is correct |
47 |
Correct |
7 ms |
1116 KB |
Output is correct |
48 |
Correct |
7 ms |
1116 KB |
Output is correct |
49 |
Correct |
9 ms |
1324 KB |
Output is correct |
50 |
Correct |
8 ms |
1112 KB |
Output is correct |
51 |
Correct |
7 ms |
1116 KB |
Output is correct |
52 |
Correct |
8 ms |
1112 KB |
Output is correct |
53 |
Correct |
8 ms |
1116 KB |
Output is correct |
54 |
Correct |
7 ms |
1116 KB |
Output is correct |
55 |
Correct |
9 ms |
1336 KB |
Output is correct |
56 |
Correct |
8 ms |
1116 KB |
Output is correct |
57 |
Correct |
8 ms |
1112 KB |
Output is correct |
58 |
Correct |
7 ms |
1116 KB |
Output is correct |
59 |
Correct |
8 ms |
1116 KB |
Output is correct |
60 |
Correct |
7 ms |
1104 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 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 |
344 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 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 |
348 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 |
0 ms |
600 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 |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
9 ms |
12164 KB |
Output is correct |
32 |
Correct |
9 ms |
12156 KB |
Output is correct |
33 |
Correct |
12 ms |
12088 KB |
Output is correct |
34 |
Correct |
9 ms |
12188 KB |
Output is correct |
35 |
Correct |
9 ms |
12192 KB |
Output is correct |
36 |
Correct |
9 ms |
12788 KB |
Output is correct |
37 |
Correct |
12 ms |
12500 KB |
Output is correct |
38 |
Correct |
9 ms |
12188 KB |
Output is correct |
39 |
Correct |
8 ms |
12552 KB |
Output is correct |
40 |
Correct |
9 ms |
12524 KB |
Output is correct |
41 |
Correct |
10 ms |
12184 KB |
Output is correct |
42 |
Correct |
9 ms |
12220 KB |
Output is correct |
43 |
Correct |
11 ms |
12536 KB |
Output is correct |
44 |
Correct |
9 ms |
12456 KB |
Output is correct |
45 |
Correct |
9 ms |
12436 KB |
Output is correct |
46 |
Correct |
7 ms |
1112 KB |
Output is correct |
47 |
Correct |
7 ms |
1148 KB |
Output is correct |
48 |
Correct |
7 ms |
1116 KB |
Output is correct |
49 |
Correct |
7 ms |
1116 KB |
Output is correct |
50 |
Correct |
7 ms |
1116 KB |
Output is correct |
51 |
Correct |
7 ms |
1112 KB |
Output is correct |
52 |
Correct |
11 ms |
1160 KB |
Output is correct |
53 |
Correct |
7 ms |
1116 KB |
Output is correct |
54 |
Correct |
6 ms |
1120 KB |
Output is correct |
55 |
Correct |
7 ms |
1092 KB |
Output is correct |
56 |
Correct |
8 ms |
1112 KB |
Output is correct |
57 |
Correct |
8 ms |
1112 KB |
Output is correct |
58 |
Correct |
7 ms |
1116 KB |
Output is correct |
59 |
Correct |
9 ms |
1112 KB |
Output is correct |
60 |
Correct |
7 ms |
1116 KB |
Output is correct |
61 |
Correct |
10 ms |
1236 KB |
Output is correct |
62 |
Correct |
7 ms |
1116 KB |
Output is correct |
63 |
Correct |
7 ms |
1116 KB |
Output is correct |
64 |
Correct |
9 ms |
1324 KB |
Output is correct |
65 |
Correct |
8 ms |
1112 KB |
Output is correct |
66 |
Correct |
7 ms |
1116 KB |
Output is correct |
67 |
Correct |
8 ms |
1112 KB |
Output is correct |
68 |
Correct |
8 ms |
1116 KB |
Output is correct |
69 |
Correct |
7 ms |
1116 KB |
Output is correct |
70 |
Correct |
9 ms |
1336 KB |
Output is correct |
71 |
Correct |
8 ms |
1116 KB |
Output is correct |
72 |
Correct |
8 ms |
1112 KB |
Output is correct |
73 |
Correct |
7 ms |
1116 KB |
Output is correct |
74 |
Correct |
8 ms |
1116 KB |
Output is correct |
75 |
Correct |
7 ms |
1104 KB |
Output is correct |
76 |
Correct |
104 ms |
23844 KB |
Output is correct |
77 |
Correct |
98 ms |
24292 KB |
Output is correct |
78 |
Correct |
98 ms |
24000 KB |
Output is correct |
79 |
Correct |
101 ms |
24068 KB |
Output is correct |
80 |
Correct |
98 ms |
24000 KB |
Output is correct |
81 |
Correct |
96 ms |
23884 KB |
Output is correct |
82 |
Correct |
131 ms |
23828 KB |
Output is correct |
83 |
Correct |
132 ms |
23944 KB |
Output is correct |
84 |
Correct |
96 ms |
23932 KB |
Output is correct |
85 |
Correct |
96 ms |
23924 KB |
Output is correct |
86 |
Correct |
105 ms |
24300 KB |
Output is correct |
87 |
Correct |
113 ms |
24292 KB |
Output is correct |
88 |
Correct |
100 ms |
24208 KB |
Output is correct |
89 |
Correct |
120 ms |
23908 KB |
Output is correct |
90 |
Correct |
105 ms |
24192 KB |
Output is correct |