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Submission #694946

# Submission time Handle Problem Language Result Execution time Memory
694946 2023-02-04T14:18:20 Z nasir_bashirov Mutating DNA (IOI21_dna) C++17
100 / 100
 60 ms 13280 KB 
#include "dna.h"
using namespace std;
 
long long hsh[85], tbl[5][5][100005], cnt[5][100005], t[5][5];
 
void init(string a, string b){
    hsh['A'] = 1;
    hsh['C'] = 2;
    hsh['T'] = 3;
    a = ' ' + a;
    b = ' ' + b;
    for(int i = 1; i < a.size(); i++){
        cnt[hsh[a[i]]][i]++, cnt[hsh[b[i]]][i]--;
        for(int j = 1; j <= 3; j++){
            cnt[j][i] += cnt[j][i - 1];
        }
        for(int j = 1; j <= 3; j++){
            for(int k = 1; k <= 3; k++){
                tbl[j][k][i] = tbl[j][k][i - 1];
            }
        }
        tbl[hsh[a[i]]][hsh[b[i]]][i]++;
    }
}
 
int get_distance(int x, int y){
	x++, y++;
	for(int i = 1; i <= 3; i++){
		if(cnt[i][y] != cnt[i][x - 1]){
			return -1;
		}
	}
	for(int i = 1; i <= 3; i++){
		for(int j = 1; j <= 3; j++){
			t[i][j] = tbl[i][j][y] - tbl[i][j][x - 1];
		}
	}
	long long res = 0, temp;
	temp = min(t[1][2], t[2][1]);
	res += temp, t[1][2] -= temp, t[2][1] -= temp;
	temp = min(t[1][3], t[3][1]);
	res += temp;
	temp = min(t[2][3], t[3][2]);
	res += temp;
	return res + (max(t[1][2], t[2][1])) * 2;
}

Compilation message

dna.cpp: In function 'void init(std::string, std::string)':
dna.cpp:12:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   12 |     for(int i = 1; i < a.size(); i++){
      |                    ~~^~~~~~~~~~
dna.cpp:13:21: warning: array subscript has type 'char' [-Wchar-subscripts]
   13 |         cnt[hsh[a[i]]][i]++, cnt[hsh[b[i]]][i]--;
      |                     ^
dna.cpp:13:42: warning: array subscript has type 'char' [-Wchar-subscripts]
   13 |         cnt[hsh[a[i]]][i]++, cnt[hsh[b[i]]][i]--;
      |                                          ^
dna.cpp:22:21: warning: array subscript has type 'char' [-Wchar-subscripts]
   22 |         tbl[hsh[a[i]]][hsh[b[i]]][i]++;
      |                     ^
dna.cpp:22:32: warning: array subscript has type 'char' [-Wchar-subscripts]
   22 |         tbl[hsh[a[i]]][hsh[b[i]]][i]++;
      |                                ^

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 11476 KB Output is correct
2 Correct 39 ms 11548 KB Output is correct
3 Correct 49 ms 10692 KB Output is correct
4 Correct 42 ms 12928 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 368 KB Output is correct
7 Correct 0 ms 340 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 7 ms 10196 KB Output is correct
5 Correct 7 ms 10324 KB Output is correct
6 Correct 7 ms 10324 KB Output is correct
7 Correct 7 ms 9616 KB Output is correct
8 Correct 7 ms 10324 KB Output is correct
9 Correct 8 ms 10316 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 7 ms 10196 KB Output is correct
5 Correct 7 ms 10324 KB Output is correct
6 Correct 7 ms 10324 KB Output is correct
7 Correct 7 ms 9616 KB Output is correct
8 Correct 7 ms 10324 KB Output is correct
9 Correct 8 ms 10316 KB Output is correct
10 Correct 42 ms 11456 KB Output is correct
11 Correct 39 ms 11568 KB Output is correct
12 Correct 41 ms 11288 KB Output is correct
13 Correct 51 ms 11540 KB Output is correct
14 Correct 51 ms 11916 KB Output is correct
15 Correct 46 ms 11848 KB Output is correct
16 Correct 37 ms 11268 KB Output is correct
17 Correct 39 ms 11548 KB Output is correct
18 Correct 39 ms 11928 KB Output is correct
19 Correct 33 ms 11272 KB Output is correct
20 Correct 33 ms 11516 KB Output is correct
21 Correct 35 ms 11972 KB Output is correct

Subtask #4
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 7 ms 10196 KB Output is correct
5 Correct 7 ms 10324 KB Output is correct
6 Correct 7 ms 10324 KB Output is correct
7 Correct 7 ms 9616 KB Output is correct
8 Correct 7 ms 10324 KB Output is correct
9 Correct 8 ms 10316 KB Output is correct
10 Correct 6 ms 9428 KB Output is correct
11 Correct 8 ms 10504 KB Output is correct
12 Correct 6 ms 9904 KB Output is correct
13 Correct 7 ms 10548 KB Output is correct
14 Correct 7 ms 10548 KB Output is correct
15 Correct 7 ms 10580 KB Output is correct

Subtask #5
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 11476 KB Output is correct
2 Correct 39 ms 11548 KB Output is correct
3 Correct 49 ms 10692 KB Output is correct
4 Correct 42 ms 12928 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 368 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 7 ms 10196 KB Output is correct
12 Correct 7 ms 10324 KB Output is correct
13 Correct 7 ms 10324 KB Output is correct
14 Correct 7 ms 9616 KB Output is correct
15 Correct 7 ms 10324 KB Output is correct
16 Correct 8 ms 10316 KB Output is correct
17 Correct 42 ms 11456 KB Output is correct
18 Correct 39 ms 11568 KB Output is correct
19 Correct 41 ms 11288 KB Output is correct
20 Correct 51 ms 11540 KB Output is correct
21 Correct 51 ms 11916 KB Output is correct
22 Correct 46 ms 11848 KB Output is correct
23 Correct 37 ms 11268 KB Output is correct
24 Correct 39 ms 11548 KB Output is correct
25 Correct 39 ms 11928 KB Output is correct
26 Correct 33 ms 11272 KB Output is correct
27 Correct 33 ms 11516 KB Output is correct
28 Correct 35 ms 11972 KB Output is correct
29 Correct 6 ms 9428 KB Output is correct
30 Correct 8 ms 10504 KB Output is correct
31 Correct 6 ms 9904 KB Output is correct
32 Correct 7 ms 10548 KB Output is correct
33 Correct 7 ms 10548 KB Output is correct
34 Correct 7 ms 10580 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 41 ms 12072 KB Output is correct
37 Correct 42 ms 12968 KB Output is correct
38 Correct 42 ms 12680 KB Output is correct
39 Correct 60 ms 13280 KB Output is correct
40 Correct 43 ms 13240 KB Output is correct
41 Correct 7 ms 10544 KB Output is correct
42 Correct 43 ms 12544 KB Output is correct
43 Correct 43 ms 13196 KB Output is correct
44 Correct 38 ms 13192 KB Output is correct
45 Correct 34 ms 12552 KB Output is correct
46 Correct 34 ms 13184 KB Output is correct
47 Correct 35 ms 13196 KB Output is correct