1 #include<stdio.h>
 2 int main (void)
 3 {
 4     int a[500];
 5     int i, n, temp;
 6     while(scanf("%d", &n) == 1){
 7         temp = 0;
 8         for(i = 1; i <= n; i++){
 9             scanf("%d", &a[i]);
10             if(temp < a[i])
11                 temp = a[i]; 
12         }
13         for(i = 1; i <= n; i++)
14             if(temp % a[i] != 0){
15                 temp++;
16                 i = 0; 
17             }
18         printf("%d\n", temp);
19     }
20     return 0;
21 }