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Submission #697695

# Submission time Handle Problem Language Result Execution time Memory
697695 2023-02-10T18:08:13 Z europium Mutating DNA (IOI21_dna) C++17
0 / 100
 28 ms 4876 KB 
#include "dna.h"
#include <cstdio>
#include <cassert>
#include <string>
#include <vector>
#include <iostream>
using namespace std;

vector<int> ta, aa, ca, tb, ab, cb, same;

void init(string a, string b){
	int n = a.size();

	ta.resize(n + 1);
	aa.resize(n + 1);
	ca.resize(n + 1);

	tb.resize(n + 1);
	ab.resize(n + 1);
	cb.resize(n + 1);

	same.resize(n + 1);

	for (int i = 1; i <= n; i++){
		ta[i] = ta[i-1] + (a[i-1] == 'T');
		aa[i] = aa[i-1] + (a[i-1] == 'A');
		ca[i] = ca[i-1] + (a[i-1] == 'C');

		tb[i] = tb[i-1] + (b[i-1] == 'T');
		ab[i] = ab[i-1] + (b[i-1] == 'A');
		cb[i] = cb[i-1] + (b[i-1] == 'C');

		same[i] = same[i-1] + (a[i-1] == b[i-1]);
	}
}

int get_distance(int x, int y){
	if (ta[y+1] - ta[x] != tb[y+1] - tb[x] || aa[y+1] - aa[x] != ab[y+1] - ab[x] || ca[y+1] - ca[x] != cb[y+1] - cb[x]) return -1;
	return (y - x) - (same[y+1] - same[x]);
}

Subtask #1
0.0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 28 ms 4876 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0.0 / 22.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0.0 / 13.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 28.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 28 ms 4876 KB Output isn't correct
2 Halted 0 ms 0 KB -