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Quantitative Aptitude

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void fun int ...

Question

void fun (int n)
{
if (n>0)
{
printf("CSE");
fun( n - 1);
}
printf("2020");
printf("2020);
}
The output of the above program when fun(n) is called for some positive integer n

A

n times "CSE" followed by 2(n+1) times "2020"

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B

n times "CSE" followed by 2n times "2020" alternatively one after another

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C

2n+1 times "2020" followed by n times "CSE"

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D

n times "CSE" followed by 2n times "2020"

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Solution

The correct option is A n times "CSE" followed by 2(n+1) times "2020"
(D)
The fun(n) prints n times "CSE" followed by 2n +2 times "2020"

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