题解 | 坐标移动

from re import I
import sys

for line in sys.stdin:
    a = line.split(';')
    x = 0
    y = 0
    for i in a:
        if len(i) >= 2:
            num1 = -1
            try:
                num1 = int(i[1:],10)
            except ValueError:
                num1 = -1
                continue
            if num1 >= 100 or num1 <= 0:
                continue
            if i[0] == "A":
                x -= num1
            if i[0] == "D":
                x += num1
            if i[0] == "W":
                y += num1
            if i[0] == "S":
                y -= num1
    print(str(x) + "," + str(y))