list_Perm.py

if __name__ == "__main__":
    x = int(input())
    y = int(input())
    z = int(input())
    n = int(input())
    
    #Permutating a list using nested for loop.
    list = []
    for i in range(x + 1):
        for j in range(y + 1):
            for k  in range(z + 1):
                if i+j+k != n:
                    list.append([i,j,k])
                    
    print(list)