#include <stdio.h>
#include <stdint.h>
void find_top_3(uint8_t *arr, uint8_t n) {
uint8_t top_n = 3;
if (n < top_n){
top_n = n;
}
uint8_t prev_max = -1;
while(top_n--){
uint8_t loop_max = arr[0];
for (int i = 1; i < n; i++){
if ((arr[i] > loop_max) && (arr[i] < prev_max)){
loop_max = arr[i];
}
}
prev_max = loop_max;
printf("%hhu ", loop_max);
}
}
int main() {
uint8_t n;
scanf("%hhu", &n);
uint8_t arr[100];
for (uint8_t i = 0; i < n; i++) {
scanf("%hhu", &arr[i]);
}
find_top_3(arr, n);
return 0;
}