小米oj61 找出矩阵中相同的行

import java.util.*;

public class Main {
     public static void main(String args[]) {
        Scanner scan = new Scanner(System.in);
        String line;
        int i =0;
        String[] array = new String[100];
        while (scan.hasNextLine()) {
            line = scan.nextLine().trim();
            // please write your code here
//            Solution solu= new Solution();
//            System.out.println(solu.numDecodings(line));
            array[i]=line;
            if (i>0){
                for(int j=0;j<i;j++){
                    if(array[j].equals(array[i])){
                        j=j+1;
                        i=i+1;
                        System.out.println(j+" "+i);
                        j=j-1;
                        i=i-1;
                    }
                }
            }
            i++;

        }

    }

}