Submission #1339859

#	Time	Username	Problem	Language	Result	Execution time	Memory
1339859		ElayV13	Mutating DNA (IOI21_dna)	C++20	22 / 100	1594 ms	2352 KiB

dna

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

string A,B;

void init(string a,string b)
{
      A=a;
      B=b;
}

int get_distance(int x,int y)
{
      int cnt[2];
      cnt[0]=cnt[1]=0;
      for(int i=x;i<=y;i++)
      {
            cnt[0]+=(A[i]=='A');
            cnt[1]+=(B[i]=='A');
      }
      if(cnt[0]!=cnt[1]) return -1;
      int res=0;
      for(int i=x;i<=y;i++) res+=(A[i]!=B[i]);
      return res/2;
}

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