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哪错了?#include <stdio.h>
void yue(int z,int m)
{
int max;
int i;
if(z<0)
{z=-z;
for(i=1;i<=z;i++)
{
if(z%i==0)
{
if(m%i==0)
max=i;
}
}
z=z/max;
m=m/max;
if(z==m)
printf("-j%d\n",z);
else
printf("-%d/%d\n",z,m);
}
else
{
for(i=1;i<=z;i++)
{
if(z%i==0)
{
if(m%i==0)
max=i;
}
}
z=z/max;
m=m/max;
if(z==m)
printf("%d\n",z);
else
printf("%d/%d\n",z,m);
}
}
int main()
{
int a,b,c,d,z,m;
char o,p,q;
scanf("%d%c%d%c%d%c%d",&a,&p,&b,&o,&c,&q,&d);
switch(o)
{
case '+':(m = (b*d))&&(z = (a*d+c*b));break;
case '-':(m = (b*d))&&(z = (a*d-c*b));break;
default:printf("输入错误!\n");
}
yue(z,m);
return 0;
}
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