#include<stdio.h>
int main()
{int a,b;
scanf("%d",&a);
b=a%60;
switch(b)
{case 0: printf("庚申");break;
case 1: printf("辛酉");break;
case 2: printf("壬戌");break;
case 3: printf("癸亥");break;
case 4: printf("甲子");break;
case 5: printf("乙丑");break;
case 6: printf("丙寅");break;
case 7: printf("丁卯");break;
case 8: printf("戊辰");break;
case 9: printf("已巳");break;
case 10: printf("庚午");break;
case 11: printf("辛未");break;
case 12: printf("壬申");break;
case 13: printf("癸酉");break;
case 14: printf("甲戌");break;
case 15: printf("乙亥");break;
case 16: printf("丙子");break;
case 17: printf("丁丑");break;
case 18: printf("戊寅");break;
case 19: printf("已卯");break;
case 20: printf("庚辰 ");break;
case 21: printf("辛巳");break;
case 22: printf("壬午");break;
case 23: printf("癸未");break;
case 24: printf("甲申");break;
case 25: printf("乙酉");break;
case 26: printf("丙戌");break;
case 27: printf("丁亥");break;
case 28: printf("戊子");break;
case 29: printf("已丑");break;
case 30: printf("庚寅");break;
case 31: printf("辛卯");break;}}