47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
/* * C program to accept an array of 10 elements and swap 3rd element * with 4th element using pointers and display the results. */
|
|
#include <stdio.h>
|
|
void swap34(float *ptr1, float *ptr2);
|
|
void main()
|
|
{
|
|
float x[10];
|
|
int i, n;
|
|
printf("How many Elements...
|
|
");
|
|
scanf("%d", &n);
|
|
printf("Enter Elements one by one
|
|
");
|
|
for (i = 0; i < n; i++)
|
|
{
|
|
scanf("%f", x + i);
|
|
}
|
|
/* Function call:Interchanging 3rd element by 4th */
|
|
swap34(x + 2, x + 3);
|
|
printf("
|
|
Resultant Array...
|
|
");
|
|
for (i = 0; i < n; i++)
|
|
{
|
|
printf("X[%d] = %f
|
|
", i, x[i]);
|
|
}
|
|
}
|
|
/* Function to swap the 3rd element with the 4th element in the array */
|
|
void swap34(float *ptr1, float *ptr2 )
|
|
{
|
|
float temp;
|
|
temp = *ptr1;
|
|
*ptr1 = *ptr2;
|
|
*ptr2 = temp;
|
|
}
|
|
How many Elements...
|
|
4
|
|
Enter Elements one by one
|
|
23
|
|
67
|
|
45
|
|
15
|
|
Resultant Array...
|
|
X[0] = 23.000000
|
|
X[1] = 67.000000
|
|
X[2] = 15.000000
|
|
X[3] = 45.000000 |