AtCoder abc093

abc093_a.py

S = input()
ABC = 'abc'
ans = 'No'
for i in range(3):
	if(ABC[i] not in S): break
else: ans = 'Yes'
print(ans)

abc093_b.py

A,B,K = map(int, input().split())

sub = B - A + 1
if K*2 >= sub:
	for i in range(A, B+1):
		print(i)
else:
	for i in range(A, A+K):
		print(i)
	for i in range(B-K+1, B+1):
		print(i)

abc093_c.py

A,B,C = map(int, input().split())
M = [A,B,C]
M.sort()

cnt = 0
sub1 = M[2]-M[1]
cnt += sub1
sub2 = M[2]-M[0]-sub1
if (sub2)%2 == 0:
	cnt += sub2//2
else:
	cnt += 1+(sub2+1)//2
print(cnt)