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lecture_0915.c
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#include <stdio.h>
#pragma warning(disable:4996)
int main(void){
// int a = 10;
// int res;
// printf("%d",a);
// res = ++a;
// // res = a ++;
// printf("a : %d, res : %d \n",a,res);
// = : 할당 == : 비교
// && : and
// || : or
// ! : not
// int a = 10, res;
// res = 0 && ++a;
// printf("a : %d, res : %d \n",a,res);
// printf("%c %d \n", 'a'+1, 'a'+1);
// printf("%c %d \n",'a'-32, 'a'-32);
// ###############################
// 강의 중 연습문제
// int sec;
// printf("input seconds\n");
// scanf("%d",&sec);
// printf("%d seconds is ...\n",sec);
// int hour = sec / 3600;
// sec -= hour * 3600;
// int min = sec / 60;
// sec -= min*60;
// printf("%d h %d m %d s...\n",hour, min, sec);
// 강의 중 연습 문제
int money;
printf("money : ");
scanf("%d", &money);
printf("change money\n");
money -= 250;
int c500 = money / 500;
money -= c500 * 500;
int c100 = money / 100;
money -= c100*100;
int c50 = money / 50;
money -= c50 * 50;
int c10 = money / 10;
printf("c500 : %d 개\n", c500);
printf("c100 : %d 개\n", c100);
printf("c50 : %d 개\n", c50);
printf("c10 : %d 개\n", c10);
return 0;
}