Submission #573093

#	Time	Username	Problem	Language	Result	Execution time	Memory
573093		Md_Abdullah	Mutating DNA (IOI21_dna)	C++17	0 / 100	43 ms	3712 KiB

dna

#include "dna.h"
#include<bits/stdc++.h>
using namespace std;

string s,s2;
void init(std::string a, std::string b) {
    s = a;
    s2 = b;
}
bool ispossible(string s1, string s2)
{
    sort(s1.begin(), s1.end());
    sort(s2.begin(), s2.end());
    if (s1 == s2)
        return 1;
    return 0;
}

int CountSteps(string s1, string s2, int size)
{
    int i = 0, j = 0;
    int result = 0;

    while (i < size) {
        j = i;
        while (s1[j] != s2[i]) {
            j += 1;
        }
        while (i < j) {
            char temp = s1[j];
            s1[j] = s1[j - 1];
            s1[j - 1] = temp;
            j -= 1;
            result += 1;
        }
        i += 1;
    }
    return result;
}

int get_distance(int x, int y) {
	string temp,temp2;
	for(int i=x;i<=y;i++)
    {
        temp+=s[i];
        temp2+=s2[i];
    }
    if(!ispossible(temp,temp2))
        return -1;

    int res = CountSteps(temp,temp2,temp.size());
	return res;
}

• Subtask 1: 0 / 21
• Subtask 2: 0 / 22
• Subtask 3: 0 / 13
• Subtask 4: 0 / 28
• Subtask 5: 0 / 16