#include<stdio.h>
int main(void) {
int i, j, tmp;
int number[4] ;
for (i=0; i<4; ++i)
    scanf("%d", &number[i]);
 for (i=0; i<4; ++i) {
    for (j=i+1; j<4; ++j) {
      if (number[i] < number[j]) {
        tmp =  number[i];
        number[i] = number[j];
        number[j] = tmp;
      }
    }
  }
for (i=0; i<4;++i)
    printf("%d\n", number[i]);


}