问题 1036: C语言程序设计教程（第三版）课后习题9.1
/********************************************************************@file Main.cpp
@date 2017-5-27 09:35:06
@author Zoro_Tiger
@brief 问题 1036: C语言程序设计教程（第三版）课后习题9.1
http://www.dotcpp.com/oj/problem1036.html
********************************************************************/
#include <cstdio>
#include <cmath>
#define TEST
#undefTEST
#define EXCHANGE(Left, Right) Left += Right; Right = Left - Right; Left = Left - Right;
int main(int argc, const char* argv[])
{
#ifdef TEST
freopen("in.txt", "r", stdin);
freopen("out.txt", "w", stdout);
#endif
//!输入
int num_a = 0, num_b = 0;
scanf("%d%d", &num_a, &num_b);
//!计算
EXCHANGE(num_a, num_b);
//!输出
printf("%d %d\n", num_a, num_b);
return 0;
}
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