Submission #716308

#	Time	Username	Problem	Language	Result	Execution time	Memory
716308		kidlin	Mutating DNA (IOI21_dna)	C++17	43 / 100	1581 ms	2528 KiB

dna

#include<bits/stdc++.h>
 
using namespace std;
 
string s,t;
void init(string a,string b){
    s=a,t=b;
}
int get_distance(int x, int y)
{
        int T0=0,C0=0,A0=0,T1=0,A1=0,C1=0;
        int res=0;
        for(int j=x; j<=y; j++)
        {
            if(s[j]=='T') T0++;
            if(s[j]=='C') C0++;
            if(s[j]=='A') A0++;
            if(t[j]=='T') T1++;
            if(t[j]=='C') C1++;
            if(t[j]=='A') A1++;
            if(s[j]!=t[j]) res++;
        }
        if(T0!=T1 || C0!=C1 || A1!=A0)return -1;
        return (res+1)/2 ;
}

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