n,d=map(int,input().split())
l=list(map(int,input().split()))+[0]
p=[0]
for i in range(n-1):
	print(n,i,l)
	if l[i]<d: 
		l[i+1]-=d-l[i]
		l[i]=d
	p.append(p[i]+l[i])
print(*p)