Question: Create a method that uses a loop to calculate the summation.(recursion ) in c++ . int sum(int n) { if (n < 1) return 0;

Create a method that uses a loop to calculate the summation.(recursion )

in c++

.

int sum(int n)

{

if (n < 1)

return 0;

return sum(n-1) + n;

}

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