oj.uz

Submission #437649

# Submission time Handle Problem Language Result Execution time Memory
437649 2021-06-26T17:08:36 Z Pajaraja Mutating DNA (IOI21_dna) C++17
100 / 100
 55 ms 9764 KB 
#include "dna.h"
#include <bits/stdc++.h>
#define MAXN 100007
using namespace std;
int p[9][MAXN],pa[3][MAXN],pb[3][MAXN];

void init(std::string a, std::string b) {
    for(int i=0;i<a.size();i++) if(a[i]=='T') a[i]='B';
    for(int i=0;i<a.size();i++) if(b[i]=='T') b[i]='B';
    for(int i=0;i<a.size();i++)
    {
        for(int j=0;j<9;j++) p[j][i+1]=p[j][i];
        for(int j=0;j<3;j++) {pa[j][i+1]=pa[j][i]; pb[j][i+1]=pb[j][i];}
        p[(a[i]-'A')*3+(b[i]-'A')][i+1]++;
        pa[a[i]-'A'][i+1]++;
        pb[b[i]-'A'][i+1]++;
    }
}

int get_distance(int x, int y) {
	int ab=p[1][y+1]-p[1][x],ac=p[2][y+1]-p[2][x],ba=p[3][y+1]-p[3][x],bc=p[5][y+1]-p[5][x],ca=p[6][y+1]-p[6][x],cb=p[7][y+1]-p[7][x];
	for(int i=0;i<3;i++) if(pa[i][y+1]-pa[i][x]!=pb[i][y+1]-pb[i][x]) return -1;
	return min(ab,ba)+min(bc,cb)+min(ca,ac)+((abs(ab-ba)+abs(bc-cb)+abs(ac-ca))*2)/3;
}

Compilation message

dna.cpp: In function 'void init(std::string, std::string)':
dna.cpp:8:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    8 |     for(int i=0;i<a.size();i++) if(a[i]=='T') a[i]='B';
      |                 ~^~~~~~~~~
dna.cpp:9:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    9 |     for(int i=0;i<a.size();i++) if(b[i]=='T') b[i]='B';
      |                 ~^~~~~~~~~
dna.cpp:10:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   10 |     for(int i=0;i<a.size();i++)
      |                 ~^~~~~~~~~

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 50 ms 9348 KB Output is correct
2 Correct 50 ms 9340 KB Output is correct
3 Correct 53 ms 8924 KB Output is correct
4 Correct 48 ms 9320 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 8 ms 6860 KB Output is correct
5 Correct 8 ms 6860 KB Output is correct
6 Correct 8 ms 6904 KB Output is correct
7 Correct 12 ms 6476 KB Output is correct
8 Correct 8 ms 6836 KB Output is correct
9 Correct 8 ms 6824 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 8 ms 6860 KB Output is correct
5 Correct 8 ms 6860 KB Output is correct
6 Correct 8 ms 6904 KB Output is correct
7 Correct 12 ms 6476 KB Output is correct
8 Correct 8 ms 6836 KB Output is correct
9 Correct 8 ms 6824 KB Output is correct
10 Correct 49 ms 9328 KB Output is correct
11 Correct 49 ms 9328 KB Output is correct
12 Correct 49 ms 9212 KB Output is correct
13 Correct 49 ms 9484 KB Output is correct
14 Correct 51 ms 9728 KB Output is correct
15 Correct 55 ms 9588 KB Output is correct
16 Correct 44 ms 9232 KB Output is correct
17 Correct 45 ms 9396 KB Output is correct
18 Correct 47 ms 9568 KB Output is correct
19 Correct 41 ms 9228 KB Output is correct
20 Correct 42 ms 9344 KB Output is correct
21 Correct 42 ms 9612 KB Output is correct

Subtask #4
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 8 ms 6860 KB Output is correct
5 Correct 8 ms 6860 KB Output is correct
6 Correct 8 ms 6904 KB Output is correct
7 Correct 12 ms 6476 KB Output is correct
8 Correct 8 ms 6836 KB Output is correct
9 Correct 8 ms 6824 KB Output is correct
10 Correct 8 ms 6348 KB Output is correct
11 Correct 9 ms 6872 KB Output is correct
12 Correct 8 ms 6476 KB Output is correct
13 Correct 8 ms 6904 KB Output is correct
14 Correct 8 ms 6860 KB Output is correct
15 Correct 8 ms 6860 KB Output is correct

Subtask #5
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 50 ms 9348 KB Output is correct
2 Correct 50 ms 9340 KB Output is correct
3 Correct 53 ms 8924 KB Output is correct
4 Correct 48 ms 9320 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 8 ms 6860 KB Output is correct
12 Correct 8 ms 6860 KB Output is correct
13 Correct 8 ms 6904 KB Output is correct
14 Correct 12 ms 6476 KB Output is correct
15 Correct 8 ms 6836 KB Output is correct
16 Correct 8 ms 6824 KB Output is correct
17 Correct 49 ms 9328 KB Output is correct
18 Correct 49 ms 9328 KB Output is correct
19 Correct 49 ms 9212 KB Output is correct
20 Correct 49 ms 9484 KB Output is correct
21 Correct 51 ms 9728 KB Output is correct
22 Correct 55 ms 9588 KB Output is correct
23 Correct 44 ms 9232 KB Output is correct
24 Correct 45 ms 9396 KB Output is correct
25 Correct 47 ms 9568 KB Output is correct
26 Correct 41 ms 9228 KB Output is correct
27 Correct 42 ms 9344 KB Output is correct
28 Correct 42 ms 9612 KB Output is correct
29 Correct 8 ms 6348 KB Output is correct
30 Correct 9 ms 6872 KB Output is correct
31 Correct 8 ms 6476 KB Output is correct
32 Correct 8 ms 6904 KB Output is correct
33 Correct 8 ms 6860 KB Output is correct
34 Correct 8 ms 6860 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 47 ms 8856 KB Output is correct
37 Correct 47 ms 9344 KB Output is correct
38 Correct 52 ms 9420 KB Output is correct
39 Correct 50 ms 9764 KB Output is correct
40 Correct 49 ms 9728 KB Output is correct
41 Correct 7 ms 6860 KB Output is correct
42 Correct 45 ms 9228 KB Output is correct
43 Correct 46 ms 9584 KB Output is correct
44 Correct 45 ms 9572 KB Output is correct
45 Correct 41 ms 9316 KB Output is correct
46 Correct 42 ms 9632 KB Output is correct
47 Correct 41 ms 9600 KB Output is correct