include <stdio.h>#include int main(){int year;int month;int day;struct tm t;time_t t1;time_t t2;printf("输入日期: 例如 2014 12 8\n");scanf("%d%d%d", &year, &month, &day) ;t.tm_year = year - 1900;t.tm_mon = month - 1;t.tm_mday = day;t.tm_hour = ...