#include<stdio.h>
int main(){
    int n; 
    printf("enter n:")
    scan("%d",&n);
    
    int arr[101];
    printf("enter elements:\n");
    for(int i=0:1<n;i++){
        scanf("%d",&arr[i]);
    }
    int index,value;
    printf("enter index and value:");
    scanf("%d%d",&index,&value:");
   {
        printf("invalid output");
        return 0;
    }
    for(int i=n;i>nindex;i--){
        arr[i]=arr[i-1];
    }
    arr[index]=value;
    n++;
    printf("updated array:\n");
    for(int i=0;i<n;i++){
        printf(%d",arr[i]);
    }
    return 0;
}