Sum of ten numbers

Sum of ten numbers. Given 10 numbers as input, read them and print their sum using as few variables as possible.

Test Case Input (10 numbers) Expected Output
1 1
2
3
4
5
6
7
8
9
10
55
2 10
20
30
40
50
60
70
80
90
100
550
3 5
5
5
5
5
5
5
5
5
5
50