• + 0 comments

    Simple Solution ...

    x = int(input())

    y = int(input())

    z = int(input())

    n = int(input())

    l = []

    for i in range(0,x+1): for j in range(0,y+1): for k in range(0,z+1): if(i+j+k)!=n: l.append([i,j,k]) print(l)