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Source Code
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#include <stdbool.h>
#include <stdio.h>
#define array 100
bool prime(int b)
{
int i;
for (i = 2; i <= b / 2; i++)
{
if (b % i == 0)
{
return false; // not prime
}
break;
}
return true;
}
int main()
{
int n, i, a[array];
int temp;
printf("How many elements does the array have?\n");
scanf("%d", &n);
printf("Put in %d elements from the array!\n", n);
for (i = 0; i < n; i++)
{
scanf("%d", &a[i]);
}
printf("My array is: \n");
for (i = 0; i < n; i++)
{
printf("%d ", a[i]);
}
for (i = 0; i < n; i++)
{
if (prime(a[i]) == 1 && a[i] != a[n-1]) /* enter loop only array element is Prime number and it is not last element */
{
temp = a[i];
a[i] = a[i + 1];
a[i + 1] = temp;
}
a[i++];
}
printf("\nThe new array is:\n");
for (i = 0; i < n; i++)
{
printf("%d ", a[i]);
}
return 0;
}
Compiling Program...
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