31 lines
1.0 KiB
Java
31 lines
1.0 KiB
Java
import java.util.*;
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import java.io.*;
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public class Main {
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public static void main(String[] args) throws IOException, ClassNotFoundException {
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// Scanner sc = new Scanner(new File("ONLINE.in"));
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Scanner sc = new Scanner(System.in);
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int t = sc.nextInt();
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while(t-->0){
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int n = sc.nextInt();
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int[] a = new int[n];
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int[] ans = new int[n];
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for(int i=0;i<n;i++) a[i]=sc.nextInt();
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Stack<Integer> st = new Stack<>();
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for(int i=n-1;i>=0;i--){
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if(st.empty()){
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ans[i]=-1;
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st.push(a[i]);
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}else{
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while(!st.empty() && st.lastElement()<=a[i]) st.pop();
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if(st.empty()) ans[i] = -1;
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else ans[i] = st.lastElement();
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st.push(a[i]);
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}
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}
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for(int i=0;i<n;i++) System.out.printf("%d ",ans[i]);
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System.out.println();
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}
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}
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}
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