题解 | 纪年

#include <stdio.h>

int main() {
    long long year;
    long long n=1000;
    int tian_bushu,di_bushu,tian,di;
    while(scanf("%lld",&year)!= EOF)
    {
    tian_bushu=((year-2018)%10+10)%10;//偏移步数
    tian=(5+tian_bushu)%10;
    if (tian==0) {
        tian=10;
    }
    di_bushu=((year-2018)%12+12)%12;
    di=(11+di_bushu)%12;
    if (di==0) {
        di=12;
    }
    printf("%d %d\n",tian,di);
    }
    return 0;
}