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- #include <iostream>
- using namespace std;
- int linearsearch(int array[], const int, int);
- int main() {
- const int size = 5;
- int array[size] = { 5, 15, 6, 9, 4 };
- int search = 4;
- int ans = linearsearch(array, size, search);
- if (ans != NULL) {
- cout << "Element " << search << " present at index " << ans;
- }
- else {
- cout << "Element " << search << " is not present in array";
- }
- return 0;
- }
- int linearsearch(int array[], const int size, int search) {
- if (size == 0) {
- return NULL;
- }
- else if (array[size - 1] == search) {
- return size - 1;
- }
- else {
- linearsearch(array, size - 1, search);
- }
- }
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