https://www.acwing.com/problem/content/610/
AcWing 608. 差

a=int(input())
b=int(input())
c=int(input())
d=int(input())
#print("DIFERENCA = "+str(a*b-c*d))
print("DIFERENCA = %d"%(a*b-c*d))

https://www.acwing.com/problem/content/667/
665. 倍数

a,b=map(int,input().split(' '))
if a%b==0 or b%a==0:
    print("Sao Multiplos")
else:
    print("Nao sao Multiplos")