#include <stdio.h>
int main(void)
{
    int a[10] = {20,123,4543,556,34,5,54,43,234,53};
    
    int max = a[0];
    int i;
    for(i=1;i<10;i++){
       if(max<a[i]){
          max = a[i];
       }
    }
    printf("max=%d\n",max);    
    return 0;
}