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#### Albert

##### Well-known member

- Jan 25, 2013

- 1,225

a,b,c,d are integers

given :a+b=c, b+c=d , c+d=a

now if b>0, find max(a+b+c+d)

given :a+b=c, b+c=d , c+d=a

now if b>0, find max(a+b+c+d)

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