Change delay to 3 seconds

[devops980-cli]

Journey of a thousand miles begins with a single step.

Studies have shown that three second delay is far better than one second

[devops980-cli]

#2

for(int i =0; i<=5; ++i ){
           cout <<i <<endl;
}

int i;

[devops980-cli]

This is a bold issue.
I am referencing here
#1602
Then go through

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