Submission #643683

#	Time	Username	Problem	Language	Result	Execution time	Memory
643683		rociohdz	Mutating DNA (IOI21_dna)	C++17	22 / 100	1562 ms	3888 KiB

dna

#include "dna.h"
#include<bits/stdc++.h>
#define pb push_back
using namespace std;

vector<char>s1, s2;

void init(std::string a, std::string b) {

    for( int i = 0; i < a.size(); i++ ){
        s1.pb(a[i]);
        s2.pb(b[i]);
    }
}

int get_distance(int x, int y) {
    vector<char>v1,v2;
    int cont=0;
    for(int i=x;i<=y;i++){
        if(s1[i]!=s2[i])cont++;
        v1.push_back(s1[i]);
        v2.push_back(s2[i]);
    }
    sort(v1.begin(),v1.end());
    sort(v2.begin(),v2.end());
    for(int i=0;i<v1.size();i++){
        if(v1[i] != v2[i]) return -1;
    }
    if( cont == 0 ) return 0;

    return cont / 2;
}

Compilation message (stderr)

dna.cpp: In function 'void init(std::string, std::string)':
dna.cpp:10:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   10 |     for( int i = 0; i < a.size(); i++ ){
      |                     ~~^~~~~~~~~~
dna.cpp: In function 'int get_distance(int, int)':
dna.cpp:26:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |     for(int i=0;i<v1.size();i++){
      |                 ~^~~~~~~~~~

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