Question

Wrte a for loop to compute the sum 1 + 2 + 3 + 4 Multiple answers.
Answer
A
int sum =0;
for (int j = 0 ; j < 4 ; j++)
sum=sum+j;
B
int sum =0;
for (int j = 1; j < 5 ; j++)
sum=sum+j;
C
int sum =0;
for (int j = 1 ; j < 6 ; j++)
sum=sum+j;
D
int sum =0;
for (int j = 1 ; j <= 4 ; j++)
sum += j;

Answer 1

From what I can see, both B and D would work.

Answer 2

After testing both methods, both B and D do indeed work.