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- #include <stdio.h>
- void input_data(int *pa, int *pb);
- void swap_data(void);
- void print_data(int a, int b);
- int a, b;
- int main(void)
- {
- input_data(&a,&b);
- swap_data();
- print_data(a,b);
- return 0;
- }
- void input_data(int *pa, int *pb)
- {
- printf("두 정수 입력 : ");
- scanf("%d%d", pa,pb);
- }
- void swap_data(void)
- {
- int temp;
- temp = b;
- b = a;
- a = temp;
- }
- void print_data(int a, int b)
- {
- printf("두 정수 출력 : %d, %d\n",a,b);
- }
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