Submission #437032

#	Time	Username	Problem	Language	Result	Execution time	Memory
437032		WnRS	Mutating DNA (IOI21_dna)	C++17	43 / 100	1568 ms	2376 KiB

dna

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

string a,b;

int get_distance(int x, int y) {
    string c=a.substr(x,y-x+1),d=b.substr(x,y-x+1);
    sort(c.begin(),c.end());
    sort(d.begin(),d.end());
    if(c!=d) return -1;
    int cnt=0;
    for(int i = x ; i <= y ; i++) {
        if(a[i] != b[i]) cnt++;
    }
    return (cnt+1)/2;
}

void init(string aa, string bb) {
    a=aa,b=bb;
}

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