#include<bits/stdc++.h>
using namespace std;
typedef long long int lli;
typedef long double ld;
#define N lli(2e6)
#define MOD lli(1e9 + 7)
#define fast_io ios_base::sync_with_stdio(0); cin.tie(0);
#define heps(v) v.begin(),v.end()
typedef vector<lli> vlli;
typedef pair<lli,lli> plli;
typedef pair<lli,plli> pplli;
typedef vector<plli> vplli;
typedef vector<pplli> vpplli;
typedef map<lli,lli> mlli;
lli t,n,m,k;
string str;
vector<char> bir, ik;
lli topl = 0;
void kont(){
if(topl % 26 == 0)
cout << "da" << endl;
else
cout << "ne" << endl;
}
int main(){
fast_io
cin >> n >> t;
for(lli i = 0;i<n;i++){
char c;
cin >> c;
bir.push_back(c);
}
for(lli i = 0;i<n;i++){
char c;
cin >> c;
ik.push_back(c);
if((n - i) & 1)
topl += ik[i] - bir[i];
else
topl -= ik[i] - bir[i];
}
kont();
while(t--){
char c;
cin >> m >> c;
m--;
if((n - m)&1){
topl -= ik[m] - bir[m];
topl += ik[m] - c;
}else{
topl += ik[m] - bir[m];
topl -= ik[m] - c;
}
bir[m] = c;
kont();
}
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
600 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
344 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
1 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 |
1 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
600 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
344 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
1 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 |
1 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
0 ms |
344 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 |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
348 KB |
Output is correct |
24 |
Correct |
1 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
356 KB |
Output is correct |
26 |
Correct |
0 ms |
344 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
344 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
600 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
344 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
1 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 |
1 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
0 ms |
344 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 |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
348 KB |
Output is correct |
24 |
Correct |
1 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
356 KB |
Output is correct |
26 |
Correct |
0 ms |
344 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
344 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
21 ms |
2972 KB |
Output is correct |
32 |
Correct |
21 ms |
2772 KB |
Output is correct |
33 |
Correct |
32 ms |
2776 KB |
Output is correct |
34 |
Correct |
21 ms |
2776 KB |
Output is correct |
35 |
Correct |
21 ms |
2776 KB |
Output is correct |
36 |
Correct |
21 ms |
2856 KB |
Output is correct |
37 |
Correct |
30 ms |
2968 KB |
Output is correct |
38 |
Correct |
21 ms |
2776 KB |
Output is correct |
39 |
Correct |
21 ms |
2984 KB |
Output is correct |
40 |
Correct |
21 ms |
2744 KB |
Output is correct |
41 |
Correct |
21 ms |
2888 KB |
Output is correct |
42 |
Correct |
33 ms |
2856 KB |
Output is correct |
43 |
Correct |
21 ms |
2776 KB |
Output is correct |
44 |
Correct |
32 ms |
2776 KB |
Output is correct |
45 |
Correct |
33 ms |
2776 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
600 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
344 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
1 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 |
1 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
114 ms |
592 KB |
Output is correct |
17 |
Correct |
115 ms |
972 KB |
Output is correct |
18 |
Correct |
115 ms |
1108 KB |
Output is correct |
19 |
Correct |
115 ms |
1104 KB |
Output is correct |
20 |
Correct |
115 ms |
1104 KB |
Output is correct |
21 |
Correct |
123 ms |
1108 KB |
Output is correct |
22 |
Correct |
114 ms |
1252 KB |
Output is correct |
23 |
Correct |
114 ms |
1108 KB |
Output is correct |
24 |
Correct |
114 ms |
1004 KB |
Output is correct |
25 |
Correct |
123 ms |
1732 KB |
Output is correct |
26 |
Correct |
115 ms |
1040 KB |
Output is correct |
27 |
Correct |
112 ms |
1104 KB |
Output is correct |
28 |
Correct |
114 ms |
908 KB |
Output is correct |
29 |
Correct |
125 ms |
1016 KB |
Output is correct |
30 |
Correct |
117 ms |
1064 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
600 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
344 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
1 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 |
1 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
0 ms |
344 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 |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
348 KB |
Output is correct |
24 |
Correct |
1 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
356 KB |
Output is correct |
26 |
Correct |
0 ms |
344 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
344 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
114 ms |
592 KB |
Output is correct |
32 |
Correct |
115 ms |
972 KB |
Output is correct |
33 |
Correct |
115 ms |
1108 KB |
Output is correct |
34 |
Correct |
115 ms |
1104 KB |
Output is correct |
35 |
Correct |
115 ms |
1104 KB |
Output is correct |
36 |
Correct |
123 ms |
1108 KB |
Output is correct |
37 |
Correct |
114 ms |
1252 KB |
Output is correct |
38 |
Correct |
114 ms |
1108 KB |
Output is correct |
39 |
Correct |
114 ms |
1004 KB |
Output is correct |
40 |
Correct |
123 ms |
1732 KB |
Output is correct |
41 |
Correct |
115 ms |
1040 KB |
Output is correct |
42 |
Correct |
112 ms |
1104 KB |
Output is correct |
43 |
Correct |
114 ms |
908 KB |
Output is correct |
44 |
Correct |
125 ms |
1016 KB |
Output is correct |
45 |
Correct |
117 ms |
1064 KB |
Output is correct |
46 |
Correct |
118 ms |
1108 KB |
Output is correct |
47 |
Correct |
116 ms |
1108 KB |
Output is correct |
48 |
Correct |
120 ms |
1256 KB |
Output is correct |
49 |
Correct |
115 ms |
1228 KB |
Output is correct |
50 |
Correct |
115 ms |
1156 KB |
Output is correct |
51 |
Correct |
121 ms |
1320 KB |
Output is correct |
52 |
Correct |
114 ms |
1096 KB |
Output is correct |
53 |
Correct |
122 ms |
1104 KB |
Output is correct |
54 |
Correct |
115 ms |
1248 KB |
Output is correct |
55 |
Correct |
115 ms |
1236 KB |
Output is correct |
56 |
Correct |
115 ms |
1256 KB |
Output is correct |
57 |
Correct |
115 ms |
1240 KB |
Output is correct |
58 |
Correct |
115 ms |
1144 KB |
Output is correct |
59 |
Correct |
123 ms |
1436 KB |
Output is correct |
60 |
Correct |
118 ms |
1128 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
600 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
344 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
1 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 |
1 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
0 ms |
344 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 |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
348 KB |
Output is correct |
24 |
Correct |
1 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
356 KB |
Output is correct |
26 |
Correct |
0 ms |
344 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
344 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
21 ms |
2972 KB |
Output is correct |
32 |
Correct |
21 ms |
2772 KB |
Output is correct |
33 |
Correct |
32 ms |
2776 KB |
Output is correct |
34 |
Correct |
21 ms |
2776 KB |
Output is correct |
35 |
Correct |
21 ms |
2776 KB |
Output is correct |
36 |
Correct |
21 ms |
2856 KB |
Output is correct |
37 |
Correct |
30 ms |
2968 KB |
Output is correct |
38 |
Correct |
21 ms |
2776 KB |
Output is correct |
39 |
Correct |
21 ms |
2984 KB |
Output is correct |
40 |
Correct |
21 ms |
2744 KB |
Output is correct |
41 |
Correct |
21 ms |
2888 KB |
Output is correct |
42 |
Correct |
33 ms |
2856 KB |
Output is correct |
43 |
Correct |
21 ms |
2776 KB |
Output is correct |
44 |
Correct |
32 ms |
2776 KB |
Output is correct |
45 |
Correct |
33 ms |
2776 KB |
Output is correct |
46 |
Correct |
114 ms |
592 KB |
Output is correct |
47 |
Correct |
115 ms |
972 KB |
Output is correct |
48 |
Correct |
115 ms |
1108 KB |
Output is correct |
49 |
Correct |
115 ms |
1104 KB |
Output is correct |
50 |
Correct |
115 ms |
1104 KB |
Output is correct |
51 |
Correct |
123 ms |
1108 KB |
Output is correct |
52 |
Correct |
114 ms |
1252 KB |
Output is correct |
53 |
Correct |
114 ms |
1108 KB |
Output is correct |
54 |
Correct |
114 ms |
1004 KB |
Output is correct |
55 |
Correct |
123 ms |
1732 KB |
Output is correct |
56 |
Correct |
115 ms |
1040 KB |
Output is correct |
57 |
Correct |
112 ms |
1104 KB |
Output is correct |
58 |
Correct |
114 ms |
908 KB |
Output is correct |
59 |
Correct |
125 ms |
1016 KB |
Output is correct |
60 |
Correct |
117 ms |
1064 KB |
Output is correct |
61 |
Correct |
118 ms |
1108 KB |
Output is correct |
62 |
Correct |
116 ms |
1108 KB |
Output is correct |
63 |
Correct |
120 ms |
1256 KB |
Output is correct |
64 |
Correct |
115 ms |
1228 KB |
Output is correct |
65 |
Correct |
115 ms |
1156 KB |
Output is correct |
66 |
Correct |
121 ms |
1320 KB |
Output is correct |
67 |
Correct |
114 ms |
1096 KB |
Output is correct |
68 |
Correct |
122 ms |
1104 KB |
Output is correct |
69 |
Correct |
115 ms |
1248 KB |
Output is correct |
70 |
Correct |
115 ms |
1236 KB |
Output is correct |
71 |
Correct |
115 ms |
1256 KB |
Output is correct |
72 |
Correct |
115 ms |
1240 KB |
Output is correct |
73 |
Correct |
115 ms |
1144 KB |
Output is correct |
74 |
Correct |
123 ms |
1436 KB |
Output is correct |
75 |
Correct |
118 ms |
1128 KB |
Output is correct |
76 |
Execution timed out |
1020 ms |
14312 KB |
Time limit exceeded |
77 |
Halted |
0 ms |
0 KB |
- |