11 lines
143 B
Python
11 lines
143 B
Python
import sys
|
|
|
|
input = sys.stdin.readline
|
|
|
|
if __name__ == "__main__":
|
|
s = 0
|
|
while (n := int(input())) != -1:
|
|
s += n
|
|
|
|
print(s)
|