include<stdio.h>

int main()
{
int a,b,c;
while(~scanf("%d%d%d",&a,&b,&c))
{
int num=0;
if(a<b)
{a=a^b;
b=a^b;
a=a^b;}
if(a<c)
{a=a^c;
c=a^c;
a=a^c;}
printf("%d",a);
}
return 0;
}