code. compile. run. debug. share.
#include <stdio.h>
void swap(int*, int*);
int main(void){
int a, b;
a = 10;
b = 20;
printf("before swap() : a = %d, b = %d\n", a, b); //호출 전 a와 b의 값
swap(&a, &b); //a와 b의 주소 전달
printf("after swap() : a = %d, b = %d\n", a, b); //호출 후 a와 b의 값
return 0;
}
void swap(int* a, int* b){
int temp;
temp = *a;
*a = *b;
*b = temp;
printf("in swap() : a= %d, b = %d\n", a, b);
}
Compiling Program...
Standard Input:
Interactive Console
Text
Program is not being debugged. Click "Debug" button to start program in debug mode.
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