题解 | #坐标移动#
坐标移动
http://www.nowcoder.com/practice/119bcca3befb405fbe58abe9c532eb29
words = input().strip().split(';')
xy = [0,0]#初始坐标
def getCoordinate(word):#分析坐标是否合法
if len(word)>=2:
direction = word[0]
if direction not in {'A','D','W','S'}:
return 0,0 # 方向不合法
num = word[1:]
try:
num = int(num)
except ValueError:
return 0,0 #数字不合法
return direction,num
return 0,0 #长度不合法
for word in words:
#判断坐标是否合法
direction,num = getCoordinate(word) #获取坐标及方向
if direction:#
if direction == 'A':
xy[0]-=num
elif direction == 'D':
xy[0]+=num
elif direction == 'W':
xy[1]+=num
elif direction == 'S':
xy[1]-=num
print(str(xy[0])+','+str(xy[1]))