Array 2

Question

can someone pls help me with the code? I will upload the code shortly. pls help. thanks a lot.

Find the number of distinct numbers in a given sequence. The sequence need not be sorted.

Input
The input consists of two lines.
The first line consists of a positive number N N is at most 1000
The second line consists of N numbers separated by spaces.

Output
The output should be the number of distinct elements in the sequence

Sample Input
4
1231

Sample Output
3
https://code.sololearn.com/cJkn2dEXDk1m/?ref=app

Answer 1

John Wells sir can you please help me with the code?