제출 #443817

#제출 시각아이디문제언어결과실행 시간메모리
443817KhizriDNA 돌연변이 (IOI21_dna)C++17
21 / 100
45 ms2384 KiB
#include "dna.h"
#include <bits/stdc++.h>
using namespace std;
#define all(v) (v).begin(),(v).end()
string a,b;
void init(std::string A, std::string B) {
	a=A,b=B;
}

int get_distance(int x, int y) {
	string l="",r="",ll,rr;
	for(int i=x;i<=y;i++){
		l+=a[i];
		r+=b[i];
	}
	ll=l;
	rr=r;
	sort(all(ll));
	sort(all(rr));
	if(ll!=rr){
		return -1;
	}
	int ans=0;
	for(int i=0;i<l.size();i++){
		if(l[i]!=r[i]){
			ans++;
		}
	}
	return (ans/3)*2+(ans%3!=0);
	//return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

dna.cpp: In function 'int get_distance(int, int)':
dna.cpp:24:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |  for(int i=0;i<l.size();i++){
      |              ~^~~~~~~~~
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