singhpriyank's blog

By singhpriyank, history, 13 months ago, In English

I am trying to find the number of integral solution to the given equation

x1+x2+x3+x4=n given that x1>x2>x3>x4

But could not figure out any mathematical formula to it. If someone knows how to solve it please help

UPD: xi>=0 (all number are greater than or equal to zero)


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