Submission #1215559

#	Time	Username	Problem	Language	Result	Execution time	Memory
1215559		horka	Mutating DNA (IOI21_dna)	C++20	22 / 100	1593 ms	2376 KiB

dna

#include "dna.h"
#include <bits/stdc++.h>
using namespace std;
string f,g;
void init(std::string a, std::string b) {
	f=a,g=b;
}

int get_distance(int x, int y) {
	int t1=0,t2=0,a1=0,a2=0,pos=0;
	for(int i=x; i<=y; i++)
	{
		if(f[i]==g[i]) pos++;
		if(f[i]=='A') a1++;
		else t1++;
		if(g[i]=='A') a2++;
		else t2++;
	}
	if(a1!=a2) return -1;
	int p=y-x+1;
	return (p-pos)/2;
	return 0;
}

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