x=int(input())
y=int(input())
z=int(input())
if x>y and x>z: print(x)
if y>x and y>z: print(y)
if z>x and z>y: print(z)
eD1pbnQoaW5wdXQoKSkKeT1pbnQoaW5wdXQoKSkKej1pbnQoaW5wdXQoKSkKaWYgeD55IGFuZCB4Pno6IHByaW50KHgpCmlmIHk+eCBhbmQgeT56OiBwcmludCh5KQppZiB6PnggYW5kIHo+eTogcHJpbnQoeikK