设计思路:
- 先约分,后输出
- 约分过程需要找最大公约数
编译器:C (gcc)
#include <stdio.h>
void printrational(long a, long b);
long MaxCommonDivisor(long a, long b);
int main()
{
long a1, b1, a2, b2;
char ch[4] = {
'+', '-', '*', '/'};
int i;
scanf("%ld/%ld %ld/%ld", &a1, &b1, &a2, &b2);
for