time 함수
int Api_leap(int year){int month[] ={31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};if((year % 4 == 0) & (year % 100 != 0) || (year % 400 == 0)){month[1] = 29;}else{month[1] = 28;} return month[1];} long long Api_Time(struct tm t){#define HOUR24#define MIN60#define SEC60int month[] ={31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};int all_day = 0, minus_day;int year = 0, mon = 0, a = 0, i = 0;l..