FrogJmp
# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")
def solution(X, Y, D):
ans = (Y-X)//D
if (Y-X)%D == 0:
return ans
else:
return ans + 1
PermMissinElem
[최초풀이]
# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")
def solution(A):
A = sorted(A)
while A:
try:
a = A.pop()
b = A.pop()
except:
break
if a - b > 1:
return a-1
[다른풀이]
# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")
def solution(A):
sumN = int(((len(A)+2) * (len(A)+1))/2)
return sumN - sum(A)
TapeEquilibrium
[최초풀이]
# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")
def solution(A):
diff = []
for P in range(1, len(A)):
sum1 = sum(A[:P])
sum2 = sum(A[P:])
diff.append(abs(sum1-sum2))
return min(diff)
[다른풀이]
# you can write to stdout for debugging purposes, e.g.
# print("this is a debug message")
def solution(A):
# write your code in Python 3.6
sumP = A[0]
sumN = sum(A[1:])
diff0 = abs(sumN - sumP)
for i in range(2, len(A)):
sumP += A[i-1]
sumN -= A[i-1]
diff_new = abs(sumP - sumN)
if diff0 > diff_new:
diff0 = diff_new
return diff0
