Go: package main

import (
	"fmt"
	"math"
)

func main() {
	var a, b float64
	fmt.Scanf("%v %v", &a, &b)
	fmt.Println(math.Abs(a - b))
}

Python: x1,x2 = (int(x) for x in input().split())
print(abs(x1 - x2))

Python: a,b=map(int,input().split())
if a<b:
    x=b-a
else:
    x=a-b
print(x)

Python: a,b=map(int,input().split())
x=int(abs(a-b))
print(x)

Python: a, b = map(int, input().split())
print(abs(a-b))

Python: x1,x2=map(int,input().split())
print(abs(x1-x2))

Python: a, b=map(int,input().split())
if a > b:
    x=a-b
    print(x)
elif a < b:
    y=b-a
    print(y)
else:
    z=a-b
    print(z)

Python: a,b=(int(x) for x in input().split())

if 0<=a<=b<=100:
    print(b-a)
     
elif 0<=b<=a<=100:
    print(a-b)

Python: 
x,y=map(int,input().split())

z=x-y
print(abs(z))

Python: x1,x2=map(int,input().split())
y= abs(x1-x2)
print(y)

Python: import math
a,b=map(int,input().split())
c=int(a-b)
d=abs(c)
print(d)

Python: a,b =map(int,input().split())
if a>b:
    print(a-b)
elif a==b:
    print("0")
else:
    print(b-a)

Python: a,b=map(int,input().split())
if a>=b:
    print(a-b)
else:
    print(b-a)

Python: x1,x2 = map(int,input().split())
print(abs(x1-x2))

Python: x1,x2=map(int,input().split())
if x1<x2:
    print(x2-x1)
else:
    print(x1-x2)

Python: x1, x2 = map(int, input().split())
print(abs(x1 - x2))

Python: a, b = map(int, input().split())
print(abs(a-b))

Python: x1,x2 = map(int,input().split())
if x1 > x2:
    print(x1-x2)
else :
    print(x2-x1)

Python: x1,x2=map(int,input().split())
if x1>=x2:
    print(x1-x2)
else:
    print(x2-x1)

Python: x1, x2 = map(int, input().split())
print(abs(x1 - x2))

Python: x1, x2 = map(int, input().split())
print(abs(x1 - x2))

Python: x1,x2=map(int,input().split())

c=abs(x2-x1)

print(c)

Python: a,b=map(int,input().split())
if b>a:
    s=b - a
else:
    s=a - b
print(int(s))

Python: import math
a , b = map(int,input().split())
if a<b:
    print(b-a)
elif a>b:
    print(a-b)
else:
    print("0")

Python: x1,x2=map(int,input().split())
if x1<x2:
    print(x2 - x1)
elif x1>x2:
    print(x1 - x2)
elif x1==x2:
    print(x1 - x2)

Python: #標準入力をし、距離の差を求める
a,b = map(int,input().split())
print(abs(b - a))

Python: a,b = map(int,input().split())
if a>b:
    print(a-b)
else:
    if a==b:
        print("0")
    else:
        print(b-a)

Python: a,b=map(int,input().split())
print(abs(a-b))

Python: x1,x2=map(int,input().split())
print(abs(x1-x2))

Python: x,y=map(int,input().split())
print(abs(x-y))

Python: x1, x2 = map(int, input().split())
print(abs(x1 - x2))

Python: a,b = map(int,input().split())
if a < b:
    print(b-a)
else:
    print(a-b)

Python: x1,x2=map(int,input().split())
print(abs(x2-x1))

Python: x1, x2 = map(int,input().split())
print(int(abs(x1-x2)))

Python: a,b=map(int,input().split())
if a>b:
  print(a-b)
else:
  print(b-a)

Python: a,b=map(int,input().split())
if a>b:
    print(int(a-b))
else:
    print(int(b-a))

Python: # coding: utf-8
# Your code here!

x1, x2 = map(int, input().split())
if x1 >= x2:
   print(x1 - x2)
else:
   print(x2 - x1)

Python: a,b=map(int,input().split())
x=a-b
y=abs(x)
print(y)

Python: a,b= map(int, input().split())
if a < b:
    print(b-a)
else:
    print(a-b)

Python: x1, x2 = [int(x) for x in input().split()]
print(abs(x1-x2))

Python: a,b=map(int,input().split())
if a<b:
    t=a
    a=b
    b=t
print(a-b)

Python: a,b=map(int,input().split())
print(abs(a-b))

Python: x1,x2=map(int,input().split())
print(abs(x1-x2))

Python: x1,x2 = map(int,input().split())
if x1>x2:
    print(x1-x2)
else:
    print(x2-x1)

Python: x1,x2=map(int,input().split())
print(abs(x1-x2))

Python: a,b=map(int,input().split())
print(abs(a-b))

Python: x1,x2=map(int,input().split())
if x1<x2:
    print(x2-x1)
if x1>x2:
    print(x1-x2)
if x1==x2:
    print('0')

Python: x1,x2 = map(int,input().split())
y = abs(x1 - x2)
print(y)

Python: x1, x2 = map(int, input().split())
print(abs(x2-x1))

Python: x1, x2 = map(int, input().split()) 
if x1 >= x2:   
    print(x1 - x2) 

else:    print(x2 - x1)

Python: x1,x2=map(int,input().split())
if x1>=x2:
    print(int(x1-x2))
else:
    print(int(x2-x1))

Python: x_1,x_2=map(int,input().split())
if x_1<x_2:
    print(x_2-x_1)
else:
    print(x_1-x_2)

Python: x, y = input().split(' ')
print(abs(int(x) - int(y)))

Python: x1,x2 = map(int, input().split())
print(abs(x1-x2))

Python: x1,x2=map(int,input().split())
if x1>x2:
    print(x1-x2)
else:
    print(x2-x1)

Python: a,b=map(int,input().split())
print(abs(a-b))

Python: x1,x2=(int(x) for x in input().split())

if 0<=x1 and x2<=100:
   print(abs(x1-x2))
else:
   pass

Python: a,b=map(int,input().split())
if a<b:
    print(b-a)
else :
    print(a-b)

Python: # coding:utf-8

x = list(map(int, input().split(" ")))
if x[0] >= x[1]:
    print(x[0] - x[1])
else:
    print(x[1] - x[0])

Python: import math
x,y=map(int,input().split())
m=int(math.fabs(x-y))
print(m)

Python: x1,x2=map(int,input().split())
if x1>x2:
    print(x1-x2)
else:
    print(x2-x1)

Python: a,b=(int(x) for x in input().split())
print(abs(round(b-a)))

Python: x1,x2 = map(int,input().split())
y = x1 - x2
Y = abs(y)
print(Y)

Python: x1,x2=map(int,input().split())
if x1<=x2:
    print(x2-x1)
else:
    print(x1-x2)

Python: x1,x2=map(int,input().split())
print(abs(x1-x2))

Python: a,b=map(int,input().split())
if a<b:
    print(b-a)
else:
    print(a-b)

Python: l = input().split()
a = int(l[0])
b = int(l[1])
if a<b:
    print (b-a)
elif a>b:
    print (a-b)
else:
    print ('0')

Python: x1, x2 = map(int, input().split())
if x1> x2:
    print(x1 - x2)
elif x1< x2:
    print(x2 - x1)
else:
    print("0")

Python: a,b = map(int,input().split())
print(abs(a-b))

Python: x1,x2=map(int,input().split())
if x1<x2:
    print(x2-x1)
else:
    print(x1-x2)

Python: a,b=map(int,input().split())
if a-b==0:
    print(0)
elif a>b:
    print(a-b)
else:
    print(b-a)

Python: x,y=map(int, input().split())
if x < y :
    print(int(y-x))
else :
    print(int(x-y))

Python: x1,x2 = map(int,input().split())
if x1 > x2:
    print(x1-x2)
else :
    print(x2-x1)

Python: x1,x2=map(int,input().split())
if x1<x2:
    print(x2-x1)
else:
    print(x1-x2)

Python: a,b=map(int,input().split())
if a<b:
    print(b-a)
else:
    print(a-b)

Python: s = input().split( )
a = int(s[0])
b = int(s[1])
if a-b < 0:
  print(-(a-b))
else:
  print(a-b)

Python: x1,x2=map(int,input().split())
if x1>x2:
 print(x1-x2)
elif x1<x2:
 print(x2-x1)
else:
 print(0)

Python: x1,x2 = map(int,input().split())
if x1 > x2:
    print(x1-x2)
else :
    print(x2-x1)

Python: a,b = [int(i) for i in input().split()]
if a > b:
    print(a - b)
else:
    print(b - a)

Python: a, b = map(int, input().split())
print(abs(a - b))

Python: a,b = map(int,input().split())
if a<b:
   print(b-a)
else:
    print(a-b)

Python: x1,x2=map(int,input().split())
if x2 > x1:
    print(int(x2 - x1))
elif x1 > x2:
    print(int(x1 - x2))
else:
    print('0')

Python: a, b = map(int, input().split())
print(abs(a - b))

Python: x1,x2 = map(int,input().split())
print(abs(x2-x1))

Python: x1,x2=map(int,input().split())
print(abs(x1-x2))

Python: x1, x2 = map(int, input().split())

if x1 > x2:
    a = x1 - x2
else:
    a = x2 - x1

print(a)

Python: x1,x2=map(int,input().split())

if x1>x2: 
    print(round(x1-x2))

elif x1==x2:
    print("0")

else:
    print(x2-x1)

Python: a,b=map(int,input().split())
print(abs(a-b))

Python: x1,x2= map(int,input().split())
if x1<x2:
    print((int)(x2-x1))
else:
     print((int)(x1-x2))

Python: a,b=list(map(int,input().split()))
print(abs(a-b))

Python: x_1,x_2=map(int,input().split())
print(abs(x_2-x_1))

Python: # coding: utf-8
# Your code here!

a,b=map(int,input().split())
A = int()
if(a>b):
    A = a-b
else:
    A = b-a
print('%d'%A)

Python: x1,x2=map(int,input().split())
if x1>=x2:
    print(x1-x2)
else:
    print(x2-x1)

Python: a,b=map(int,input().split())
if a>b:
    print(a-b)
else:
    print(b-a)