#include<stdio.h>
#include<stdlib.h>
int cmp(void const *a, void const *b)
{
    return *(int *)b - *(int *)a;
}
int main()
{
  int i,a[15];
  while(scanf("%d",&a[0])!=EOF){
    for(i=1;i<10;i++) scanf("%d",&a[i]);
    qsort(a,10,sizeof(a[0]),cmp);
    printf("max=%d\n",a[0]);
  }
    return 0;
}
/**************************************************************
	Problem: 2181
	User: admin
	Language: C
	Result: Accepted
	Time:9 ms
	Memory:1144 kb
****************************************************************/