#include<stdio.h>

void countInversion(int a[],int n);

int array[7];
int main()
{
  int n=7,i=0;
  printf("Enter 7 distinct positive number :\n");
  for(i=0;i<n;i++)
  {
    printf("Enter number :");
    scanf("%d",&array[i]);
   
  }
  countInversion(array,n);
  return 0;
}

void countInversion(int a[],int n)
{
  int i=0,j=0,ch=0;
  for(i=0;i<n;i++)
  {
    for(j=0;j<i;j++)
    {
      if(a[j] > a[i])
      {
	printf("(%d %d)\t",j,i);
	ch=1;
      }
    }
  }
  
  if(ch==0)
    printf("No inversion here\n");
  else
    printf("\n");
}