Question Name:Distinct absolute array elements

#include<stdio.h>
int main() 
{ 
  int avi[50],b,c,i,j,count=0;
  scanf("%d",&c);
  
  for(i=0;i<c;i++) 
  { 
    scanf("%d",&b);
    for(j=0;j<b;j++) { 
      scanf("%d",&avi[j]);
    } 
     for(j=0;j<b;j++) {  
       if(avi[j]>0) { count++;} 
     } 
    printf("%d\n",count);
    count=0;
  } 
  return 0;
}  

Problem Description

Count the number of distinct absolute values from a sorted array containing N integers. An absolute value of a number is | a | ( positive ) value of it.

  • Test Case 1

    Input (stdin)

    3
    4
    -35 73 73 73 
    9
    -44 -31 -6 6 46 52 52 55 93
    3
    23 45 19
    

    Expected Output

    3
    6
    3
  • Test Case 2

    Input (stdin)

    1
    4
    -35 7 85 85
    

    Expected Output

    3

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