A,B,C = map(int,input().split())
if A <= B <= C:
    print(A + C)
elif A <= C <= B:
    print(A + B)
elif B <= A <= C:
    print(B + C)
elif B <= C <= A:
    print(B + A)
elif C <= B <= A:
    print(C + A)
else:
    print(C + B)