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Submission #954528

# Submission time Handle Problem Language Result Execution time Memory
954528 2024-03-28T06:08:01 Z willychan Bliskost (COI23_bliskost) C++17
100 / 100
 213 ms 22212 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
//#include<bits/extc++.h>
//__gnu_pbds


string ans[2]={"ne","da"};

int main(){
	ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0);
	int n,q;cin>>n>>q;
	string s;cin>>s;
	string b;cin>>b;
	vector<int> arr(n);
	for(int i=0;i<n;i++){
		arr[i] = (b[i]-s[i]);
	}
	vector<int> u(n);
	u[n-1]=-1;
	for(int j=n-2;j>=0;j--) u[j]=u[j+1]*-1;
	ll sum=0;	
	for(int i=0;i<n;i++) sum+=u[i]*arr[i];
	cout<<ans[sum%26==0]<<"\n";
	for(int i=0;i<q;i++){
		int p;cin>>p;
		p--;
		char x;cin>>x;
		ll og = u[p]*arr[p];
		s[p]=x;
		arr[p] = b[p]-s[p];
		sum-=og;
		sum+=u[p]*arr[p];
		cout<<ans[sum%26==0]<<"\n";
	}
	return 0;
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 0 ms 352 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 352 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 0 ms 344 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 1 ms 356 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 0 ms 352 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 352 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 0 ms 344 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 1 ms 356 KB Output is correct
16 Correct 1 ms 356 KB Output is correct
17 Correct 1 ms 356 KB Output is correct
18 Correct 0 ms 356 KB Output is correct
19 Correct 0 ms 352 KB Output is correct
20 Correct 1 ms 356 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 600 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 1 ms 348 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 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 0 ms 352 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 352 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 0 ms 344 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 1 ms 356 KB Output is correct
16 Correct 1 ms 356 KB Output is correct
17 Correct 1 ms 356 KB Output is correct
18 Correct 0 ms 356 KB Output is correct
19 Correct 0 ms 352 KB Output is correct
20 Correct 1 ms 356 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 600 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 1 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 10 ms 11916 KB Output is correct
32 Correct 11 ms 11932 KB Output is correct
33 Correct 10 ms 11920 KB Output is correct
34 Correct 10 ms 11996 KB Output is correct
35 Correct 10 ms 11908 KB Output is correct
36 Correct 10 ms 12520 KB Output is correct
37 Correct 10 ms 12452 KB Output is correct
38 Correct 10 ms 11924 KB Output is correct
39 Correct 10 ms 12532 KB Output is correct
40 Correct 10 ms 12524 KB Output is correct
41 Correct 10 ms 12180 KB Output is correct
42 Correct 11 ms 12044 KB Output is correct
43 Correct 10 ms 12472 KB Output is correct
44 Correct 10 ms 11948 KB Output is correct
45 Correct 10 ms 11984 KB Output is correct

Subtask #4
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 0 ms 352 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 352 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 0 ms 344 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 1 ms 356 KB Output is correct
16 Correct 12 ms 1272 KB Output is correct
17 Correct 9 ms 1116 KB Output is correct
18 Correct 9 ms 964 KB Output is correct
19 Correct 9 ms 1116 KB Output is correct
20 Correct 9 ms 1116 KB Output is correct
21 Correct 10 ms 1116 KB Output is correct
22 Correct 9 ms 1112 KB Output is correct
23 Correct 10 ms 1116 KB Output is correct
24 Correct 9 ms 1112 KB Output is correct
25 Correct 9 ms 1116 KB Output is correct
26 Correct 9 ms 1116 KB Output is correct
27 Correct 9 ms 1112 KB Output is correct
28 Correct 10 ms 1112 KB Output is correct
29 Correct 9 ms 1112 KB Output is correct
30 Correct 9 ms 1116 KB Output is correct

Subtask #5
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 0 ms 352 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 352 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 0 ms 344 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 1 ms 356 KB Output is correct
16 Correct 1 ms 356 KB Output is correct
17 Correct 1 ms 356 KB Output is correct
18 Correct 0 ms 356 KB Output is correct
19 Correct 0 ms 352 KB Output is correct
20 Correct 1 ms 356 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 600 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 1 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 12 ms 1272 KB Output is correct
32 Correct 9 ms 1116 KB Output is correct
33 Correct 9 ms 964 KB Output is correct
34 Correct 9 ms 1116 KB Output is correct
35 Correct 9 ms 1116 KB Output is correct
36 Correct 10 ms 1116 KB Output is correct
37 Correct 9 ms 1112 KB Output is correct
38 Correct 10 ms 1116 KB Output is correct
39 Correct 9 ms 1112 KB Output is correct
40 Correct 9 ms 1116 KB Output is correct
41 Correct 9 ms 1116 KB Output is correct
42 Correct 9 ms 1112 KB Output is correct
43 Correct 10 ms 1112 KB Output is correct
44 Correct 9 ms 1112 KB Output is correct
45 Correct 9 ms 1116 KB Output is correct
46 Correct 10 ms 1244 KB Output is correct
47 Correct 11 ms 1116 KB Output is correct
48 Correct 10 ms 1112 KB Output is correct
49 Correct 10 ms 1116 KB Output is correct
50 Correct 10 ms 1240 KB Output is correct
51 Correct 10 ms 1112 KB Output is correct
52 Correct 11 ms 1112 KB Output is correct
53 Correct 10 ms 1116 KB Output is correct
54 Correct 10 ms 1116 KB Output is correct
55 Correct 10 ms 1112 KB Output is correct
56 Correct 10 ms 1112 KB Output is correct
57 Correct 10 ms 1116 KB Output is correct
58 Correct 10 ms 1116 KB Output is correct
59 Correct 10 ms 1124 KB Output is correct
60 Correct 14 ms 1112 KB Output is correct

Subtask #6
43.0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 0 ms 352 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 352 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 0 ms 344 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 1 ms 356 KB Output is correct
16 Correct 1 ms 356 KB Output is correct
17 Correct 1 ms 356 KB Output is correct
18 Correct 0 ms 356 KB Output is correct
19 Correct 0 ms 352 KB Output is correct
20 Correct 1 ms 356 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 600 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 1 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 10 ms 11916 KB Output is correct
32 Correct 11 ms 11932 KB Output is correct
33 Correct 10 ms 11920 KB Output is correct
34 Correct 10 ms 11996 KB Output is correct
35 Correct 10 ms 11908 KB Output is correct
36 Correct 10 ms 12520 KB Output is correct
37 Correct 10 ms 12452 KB Output is correct
38 Correct 10 ms 11924 KB Output is correct
39 Correct 10 ms 12532 KB Output is correct
40 Correct 10 ms 12524 KB Output is correct
41 Correct 10 ms 12180 KB Output is correct
42 Correct 11 ms 12044 KB Output is correct
43 Correct 10 ms 12472 KB Output is correct
44 Correct 10 ms 11948 KB Output is correct
45 Correct 10 ms 11984 KB Output is correct
46 Correct 12 ms 1272 KB Output is correct
47 Correct 9 ms 1116 KB Output is correct
48 Correct 9 ms 964 KB Output is correct
49 Correct 9 ms 1116 KB Output is correct
50 Correct 9 ms 1116 KB Output is correct
51 Correct 10 ms 1116 KB Output is correct
52 Correct 9 ms 1112 KB Output is correct
53 Correct 10 ms 1116 KB Output is correct
54 Correct 9 ms 1112 KB Output is correct
55 Correct 9 ms 1116 KB Output is correct
56 Correct 9 ms 1116 KB Output is correct
57 Correct 9 ms 1112 KB Output is correct
58 Correct 10 ms 1112 KB Output is correct
59 Correct 9 ms 1112 KB Output is correct
60 Correct 9 ms 1116 KB Output is correct
61 Correct 10 ms 1244 KB Output is correct
62 Correct 11 ms 1116 KB Output is correct
63 Correct 10 ms 1112 KB Output is correct
64 Correct 10 ms 1116 KB Output is correct
65 Correct 10 ms 1240 KB Output is correct
66 Correct 10 ms 1112 KB Output is correct
67 Correct 11 ms 1112 KB Output is correct
68 Correct 10 ms 1116 KB Output is correct
69 Correct 10 ms 1116 KB Output is correct
70 Correct 10 ms 1112 KB Output is correct
71 Correct 10 ms 1112 KB Output is correct
72 Correct 10 ms 1116 KB Output is correct
73 Correct 10 ms 1116 KB Output is correct
74 Correct 10 ms 1124 KB Output is correct
75 Correct 14 ms 1112 KB Output is correct
76 Correct 167 ms 21788 KB Output is correct
77 Correct 164 ms 22212 KB Output is correct
78 Correct 195 ms 21992 KB Output is correct
79 Correct 161 ms 21636 KB Output is correct
80 Correct 163 ms 21632 KB Output is correct
81 Correct 151 ms 21744 KB Output is correct
82 Correct 194 ms 21896 KB Output is correct
83 Correct 177 ms 21792 KB Output is correct
84 Correct 172 ms 21972 KB Output is correct
85 Correct 158 ms 21640 KB Output is correct
86 Correct 157 ms 21980 KB Output is correct
87 Correct 157 ms 21988 KB Output is correct
88 Correct 213 ms 21992 KB Output is correct
89 Correct 162 ms 21688 KB Output is correct
90 Correct 167 ms 21984 KB Output is correct