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B_Shifting_Sort.java
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78 lines (55 loc) · 1.7 KB
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import java.util.*;
import java.lang.*;
public class B_Shifting_Sort{
public static void main(String[] args){
Scanner sc=new Scanner(System.in);
int t=sc.nextInt();
while(t-->0){
int n=sc.nextInt();
int arr[]=new int[n];
for(int i=0;i<n;i++){
arr[i]=sc.nextInt();
}
ArrayList<Trip> ans=new ArrayList<>();
for(int i=0;i<arr.length-1;i++){
int mi=-1,me=Integer.MAX_VALUE;
for(int j=i;j<arr.length;j++){
if(arr[j]<me){
me=arr[j];
mi=j;
}
}
// System.out.println();
// System.out.println("MIN Elemnt"+me);
if(arr[i]!=me){
ans.add(new Trip(i+1,mi+1,mi-i));
// System.out.println(str);
// ans.add(str);
for(int k=mi;k-1>=i;k--){
int temp=arr[k];
arr[k]=arr[k-1];
arr[k-1]=temp;
}
}
// System.out.println("Updated Array");
// System.out.println();
// for(int l:arr) System.out.print(l+" ");
}
System.out.println(ans.size());
for(int i=0;i<ans.size();i++){
Trip p=ans.get(i);
System.out.println(p.one+" "+p.two+" "+p.three);
}
}
}
}
class Trip{
int one;
int two;
int three;
public Trip(int one,int two,int three){
this.one=one;
this.two=two;
this.three=three;
}
}