Submission #1164308

#	Time	Username	Problem	Language	Result	Execution time	Memory
1164308		KhoaDuy	Tricolor Lights (JOI24_tricolor)	C++20	10 / 100	22 ms	1848 KiB

Anna

#include "Anna.h"
#include<bits/stdc++.h>
using namespace std;
pair<string,int> anna(int n,string s){
    string t="";
    char choice[3]={'R','G','B'};
    for(int i=0;i<n;i++){
        for(int j=0;j<3;j++){
            if(choice[j]!=s[i]){
                t+=choice[j];
                break;
            }
        }
    }
    if(n<=130){
        return {t,n};
    }
    int l=130;
    for(int j=0;j<3;j++){
        if(choice[j]!=s[l-2]&&choice[j]!=s[l-1]){
            t[l-2]=choice[j],t[l-1]=choice[j];
            break;
        }
    }
    for(int i=l-3;i>=0;i--){
        for(int j=0;j<3;j++){
            if(choice[j]!=s[i]&&choice[j]!=t[i+1]){
                t[i]=choice[j];
                break;
            }
        }
    }
    for(int i=l;i<n;i++){
        for(int j=0;j<3;j++){
            if(choice[j]!=s[i]&&choice[j]!=t[i-1]){
                t[i]=choice[j];
                break;
            }
        }
    }
    return {t,l};
}

Bruno

#include "Bruno.h"
#include<bits/stdc++.h>
using namespace std;
int n,l;
void init(int N,int L){
    n=N,l=L;
}
int bruno(string u){
    if(n<=130){
        return 1;
    }
    for(int i=0;i+1<u.length();i++){
        if(u[i]==u[i+1]){
            return (l-1-i);
        }
    }
    return 1;
}

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 0 / 5
• Subtask 4: 0 / 15
• Subtask 5: 0 / 70