IoT C언어 0619 - ex_03

#include <stdio.h>

int output(void);
void rotate(int *pa, int *pb, int *pc);

int main(void)
{
    output();
    return 0;
}


int output(void)
{
    int n1 = 1, n2 = 2, n3 = 3;
    char rw_input;
    while(1)
    {
        printf("%d:%d:%d",n1,n2,n3);
        rotate(&n1,&n2,&n3);
        scanf("%c",&rw_input);
        if(rw_input != 10) break;
    }
}
void rotate(int *pa, int *pb, int *pc)
{
    int num_temp;

    num_temp = *pa;
    *pa = *pb;
    *pb = *pc;
    *pc = num_temp;
}