int func1(int array[]){
    for(int i=0; i<4; i++){
        printf("value at %d is %d\n",i,array[i]);
    }
    /* array[0]=382; if you change any value it gets reflected in main*/
    return 0;
}

void func2(int*ptr){
    for(int i=0; i<4; i++){
        printf("value at %d is %d\n",i,*(ptr+i));
    }
    *(ptr+2)=354; 
}

void func3(int arr[2][2]){
    for(int i=0; i<2; i++){
        for(int j=0; j<2; j++){
            printf("value at %d,%d is %d\n",i,j,arr[i][j]);
        }
    }
}
int main() {
    // int arr[][2]={{23,13,3,4},{9,3}};
    int arr[]={23,13,3,4};
    printf("value at index 0 is %d\n",arr[0]);
    func1(arr);
    printf("value at index 0 is %d\n",arr[0]);
    func2(arr);
    func2(arr);
    // func3(arr);

    return 0;
}