Question

What will be the output?
#include<iostream>
using namespace std
int arr[100]
int main()
{
cout << arr[99] << endl;​

Answer 1

Answer:

Explanation:

What will be the output of the program if value 25 given to scanf()? ... The scanf function returns the number of input is given. printf("%d\n", scanf("%d", &i)); The scanf function returns the value 1(one). Therefore, the output of the program is '1'.