Number_Line_Jumps.py

import math
import os
import random
import re
import sys

# Complete the kangaroo function below.
def kangaroo(x1, v1, x2, v2):
    if( (v2<v1) and (x1-x2)%(v2-v1)==0):
        return "YES"
    return "NO"

if __name__ == '__main__':
    fptr = open(os.environ['OUTPUT_PATH'], 'w')

    x1V1X2V2 = input().split()

    x1 = int(x1V1X2V2[0])

    v1 = int(x1V1X2V2[1])

    x2 = int(x1V1X2V2[2])

    v2 = int(x1V1X2V2[3])

    result = kangaroo(x1, v1, x2, v2)

    fptr.write(result + '\n')

    fptr.close()