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here is my code plz help

#include<stdio.h>
#include<math.h>
#include<stdlib.h>
int comp(const void *a,const void *b)
{
int *x=(int *)a;
int *y=(int *)b;
return *x-*y;
}

int main()
{
int test,n,i,sum,mid,middian,input[30002];
scanf("%d",&test);
while(test--)
{
scanf("%d",&n);
for(i=0;i<n;i ...