Submission #1141949

#	Time	Username	Problem	Language	Result	Execution time	Memory
1141949		redars	Mutating DNA (IOI21_dna)	C++20	Compilation error	0 ms	0 KiB

dna

#include "dna.h"
#include<bits/stdc++.h>
using namespace std;
string s1, s2;
void init(std::string a, std::string b) {
	s1 = a;s2 = b;
}
int get_distance(int x, int y) {
	long long count = 0;
	string NewNewS1 = "";
	string NewNewS2 = "";
	for(int i=xi<=y;i++){
	    NewNewS1+=s1[i];
	    NewNewS2+=s2[i];
	}
	string NewS1 = NewNewS1;
    string NewS2 = NewNewS2;
	sort(NewNewS1.begin(),NewNewS1.end());
	sort(NewNewS2.begin(),NewNewS2.end());
	if(NewNewS1 != NewNewS2){
		return -1;
	}
	else{
		for(int i = 0;i < NewS1.size();i++){
			 if(NewS1[i] != NewS2[i]){
			 	count++;
			 }
		}
		return (count+1)/2;
	}
	return 0;
}

Compilation message (stderr)

dna.cpp: In function 'int get_distance(int, int)':
dna.cpp:12:19: error: 'xi' was not declared in this scope; did you mean 'i'?
   12 |         for(int i=xi<=y;i++){
      |                   ^~
      |                   i
dna.cpp:12:28: error: expected ';' before ')' token
   12 |         for(int i=xi<=y;i++){
      |                            ^
      |                            ;