Submission #1131101

#	Time	Username	Problem	Language	Result	Execution time	Memory
1131101		ozner77	DNA 돌연변이 (IOI21_dna)	C++20	Compilation error	0 ms	0 KiB

dna

#define ll long long
#include <bits/stdc++.h>
using namespace std;
int n;
string a1,b1;
vector<int> V;
void init(string a,string b){
    a1=a;b1=b;
    V.push_back(0);
    for(int i=0;i<a1.size();i++){
        if(a1[i]!=b1[i]){
            V.push_back(V[i]+1);
        }else{
            V.push_back(V[i]);
        }
    }
}
int get_distance(int x, int y){
    x++;
    y++;
    int res=V[y]-V[x-1];
    if(res%2==0)return res/2;
    return res/2+1;
}
int main(){
    init("TCAAT","ATCTA");
    int res=get_distance(0,4);
    cout<<res<<"\n";
}
//no saco 100 porque pase todo el dia con el minimun spanning porqueria y quiero ir a celebrar navidad bye
//https://oj.uz/problem/view/IOI21_dna

Compilation message (stderr)

/usr/bin/ld: /tmp/ccgUzlv0.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccjNs4en.o:dna.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status