Submission #1142123

#	Time	Username	Problem	Language	Result	Execution time	Memory
1142123		rayank	Mutating DNA (IOI21_dna)	C++20	0 / 100	1596 ms	2112 KiB

dna

#include "dna.h"
#include <bits/stdc++.h>
using namespace std;
//test case 1
string A;
string B;
void init(string a, string b) {
	A = a;
	B = b;
}


int get_distance(int x, int y) {
	string a = A.substr(x,y);
	string b = B.substr(x,y);
	long long res = 0;
	long long Acounta = 0;
	long long Ccounta = 0;
	long long Tcounta = 0;
	long long Acountb = 0;
	long long Ccountb = 0;
	long long Tcountb = 0;
	for(int i = 0; i < a.size(); i++){
		if(a[i] != b[i]){
			res++;
		}
		if(a[i] == 'A') Acounta++;
		if(a[i] == 'T') Tcounta++;
		if(a[i] == 'C') Ccounta++;
		if(b[i] == 'A') Acountb++;
		if(b[i] == 'T') Tcountb++;
		if(b[i] == 'C') Ccountb++;
	}
	if(Acounta != Acountb || Ccounta != Ccountb || Tcounta != Tcountb){
		return -1;
	}

	return (res+1)/2;
}

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