Pls tell me by what c++ means by nesting

Question

Pls reply

Answer 1

nesting means one element is contained inside the other similar element.

eg. nesting of if
if (cond1)
{
if (cond2)
{
statement;
}
}

nesting of for loop
for(I=1;I<n;I++)
{
for(j=1;j<n;j++)
{
statement;
}
}

Answer 2

thnx