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Re:高手们,看看这有啥错误吧??(1061题)In Reply To:高手们,看看这有啥错误吧??(1061题) Posted by:999999999 at 2003-11-26 16:59:39 这种方法还超时。建议看看扩展欧几里德算法
> #include<stdio.h>
> void main()
> {
> int i;
> long b,c,x,y,m,n,L;
> unsigned long a;
> scanf("%d%d%d%d%d",&x,&y,&m,&n,&L);
> if(m>n)
> a=m*L;
> else
> a=n*L;
> for(i=1;i<=a-1;i++)
> {
> b=m*i+x;
> c=n*i+y;
> if((b-c)%L==0)
> break;
> }
> if(i==a)
> printf("Impossible\n");
> else
> printf("%d\n",i);
> }
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