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Problem
Given an array and a number X, print all indices (0-based) where X occurs, space-separated. If X does not occur, print -1.
Input format
Input
input.txt
- The first line contains an integer N (1 ≤ N ≤ 100). - The second line contains N integers (-1000 ≤ Ai ≤ 1000). - The third line contains integer X.
Output format
Output
output.txt
- All indices where X appears, space-separated, or -1.
Example
input
6 2 5 3 2 9 2 2
output
0 3 5
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Sample cases (from the problem)
Sample Case 1
Input
6 2 5 3 2 9 2 2
Expected output
0 3 5
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