#include <stdio.h>

int main() {
    int a=0;
    scanf("%d",&a);
    a=a%100;
    switch (a) {
    case 3: case 4: case 5:{printf("spring");}
    break;
    case 6: case 7: case 8:{printf("summer");}
    break;
    case 9: case 10: case 11:{printf("autumn");}
    break;
    case 12: case 1: case 2:{printf("winter");}
  }
    return 0;
}