/* Insertion ...*/
#include<stdio.h>
#include<stdlib.h>
int insertionsort(int*,int);
int insertionsort(int *arr,int n)
{
int i,j,temp;
for(i=1;i<n;i++)
{
temp=*(arr+i);
j=i-1;
while(temp<*(arr+j)&&j>=0)
{
*(arr+(j+1))=*(arr+j);
j--;
}
*(arr+(j+1))=temp;
}
return 0;
}
int main()
{
int *arr,i,n;
printf("Enter the no. of elements\n");
scanf("%d",&n);
arr=(int*)malloc(n*sizeof(int));
printf("Enter elements\n");
for(i=0;i<n;i++)
scanf("%d",(arr+i));
insertionsort(arr,n);
printf("Sorted array is\n");
for(i=0;i<n;i++)
printf("%d\n",*(arr+i));
return 0;
}
Out Put:-
#include<stdio.h>
#include<stdlib.h>
int insertionsort(int*,int);
int insertionsort(int *arr,int n)
{
int i,j,temp;
for(i=1;i<n;i++)
{
temp=*(arr+i);
j=i-1;
while(temp<*(arr+j)&&j>=0)
{
*(arr+(j+1))=*(arr+j);
j--;
}
*(arr+(j+1))=temp;
}
return 0;
}
int main()
{
int *arr,i,n;
printf("Enter the no. of elements\n");
scanf("%d",&n);
arr=(int*)malloc(n*sizeof(int));
printf("Enter elements\n");
for(i=0;i<n;i++)
scanf("%d",(arr+i));
insertionsort(arr,n);
printf("Sorted array is\n");
for(i=0;i<n;i++)
printf("%d\n",*(arr+i));
return 0;
}
Out Put:-

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