Submission #1216832

#	Time	Username	Problem	Language	Result	Execution time	Memory
1216832		islam_2010	Mutating DNA (IOI21_dna)	C++20	21 / 100	21 ms	2376 KiB

dna

#pragma GCC optimize("O3")
#include "dna.h"
#include <bits/stdc++.h>
using namespace std;
string s, c;
void init(string a, string b){
    s=a;
    c=b;
}

int get_distance(int x, int y){
    string ss=s.substr(x, y-x+1), cc=c.substr(x, y-x+1);
    string s2 = ss, c2=cc;
    sort(ss.begin(), ss.end());
    sort(cc.begin(), cc.end());
    if(ss!=cc){
        return -1;
    }if(s2==c2){
        return 0;
    }if(y-x+1==1){
        return 0;
    }else if(y-x+1==2){
        return 1;
    }else {
        int cnt = 0;
        if(s2[0]!=c2[0]){
            cnt++;
        }if(s2[1]!=c2[1]){
            cnt++;
        }if(s2[2]!=c2[2]){
            cnt++;
        }if(cnt==2){
            return 1;
        }else {
            return 2;
        }
    }
}

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