5 important programs that you should know: 1.sorting technique of array using pointers: #include<stdio.h> #include<stdlib.h> void create_array(int *p,int n); void display(int *p,int n); void sorting(int *p,int n); int main() { int *p,n; printf(“enter how many element you want to insert in the array?\n”); scanf(“%d”,&n); p=(int *)malloc(sizeof(int)*n); create_array(p,n); return 0; } void create_array(int *p,int n) { printf(“enter the element in the array”); for(int i=0;i<n;i++) { scanf(“%d “,&p[i]); } display(p,n); sorting(p,n); printf(“after sorting\n”); display(p,n); } void display(int *p,int n) { printf(“enter the element in the array”); for(int i=0;i<n;i++) { printf(“%d “,*(p+i)); } } void sorting(int *p,int n) { int temp,round; for( round=0;round<n-1;round++) { for(int i=0;i<n-round;i++) … Read more