import sys

x= raw_input("qual o primeiro numero?")
y= raw_input("qual o segundo numero?")
cont =0
for p in x:
    if p=='0':
        cont =cont+1
    else:
        break
n1=x[cont:]
cont=0
for p in y:
    if p=='0':
        cont =cont+1
    else:
        break
n2=y[cont:]
cont=0
if '.' in n1:
    for p in n1:
        if p=='.':
            break
        else:
            cont=cont+1
n1=n1[:cont]
cont=0
if '.' in n2:
    for p in n2:
        if p=='.':
            break
        else:
            cont=cont+1
n2=n2[:cont]
n1=int(n1)
n2=int(n2)
print(n1+n2)