C Program to Reverse a Number

#include <stdio.h>
void taks(int arr[] ,int ); 
int main()
{int a;
printf("*****program to delete the largest number from the array*****\n\n");
printf("Enter the length of array : ");
scanf("%d",&a);
int arr[a];
for (int i=0;i<a;i++) {
    printf("enter the element number %d : ",i+1);
   scanf("%d",&arr[i]);
}
//calling the function 
taks(arr,a);
}

void taks(int arr[],int n){
    int value;
    int arnew[n];
    //save the array in new array for further use 
    for(int i=0;i<=n;i++){
        arnew[i]=arr[i];
    }
    //finding the place where larger number is 
for (int i = 0; i < n; ++i) {
    if (arr[0] < arr[i]) {
      arr[0] = arr[i];
      value=i;
    }
  }
  // deleting the larger number
for (int  c = value ; c < n - 1 ; c++ ) 
        arnew[c] = arnew[c+1];        
        
        printf("Resultant array is\n");
        //printing the new array list 
        for( int c = 0 ; c < n - 1 ; c++ )        
        printf("%d\n", arnew[c]); 
}

*****program to delete the largest number from the array*****

Enter the length of array : 5
enter the element number 1 : 7
enter the element number 2 : 2
enter the element number 3 : 36
enter the element number 4 : 1
enter the element number 5 : 5
Resultant array is
7
2
1
5