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i = 0
x = 1
y = 2
a = 0


while y < 4000000:
    a = x + y
    if a % 2 == 0:
        i = i + a
        print i
    x = y
    y = a
    a = 0
Runtime error #stdin #stdout 0.15s 10328KB
stdin
Standard input is empty
stdout
Standard output is empty