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if(a/b<=2)和if(a<=2*b)有什么不同AC的代码
#include<stdio.h>
int main()
{
int a,b,t,k;
while(scanf("%d%d",&a,&b)&&(a!=0||b!=0))
{
if(a<b)
{
t=a;
a=b;
b=t;
}
if(a/b>=2||a%b==0)
printf("Stan wins\n");
else
{
k=0;
while(a/b<2)
{
t=a;
a=b;
b=t-b;
k++;
}
if(k%2)
printf("Ollie wins\n");
else
printf("Stan wins\n");
}
}
return 0;
}
WA的代码
#include<stdio.h>
int main()
{
int a,b,t,k;
while(scanf("%d%d",&a,&b)&&(a!=0||b!=0))
{
if(a<b)
{
t=a;
a=b;
b=t;
}
if(a>=2*b||a%b==0)
printf("Stan wins\n");
else
{
k=0;
while(a<2*b)
{
t=a;
a=b;
b=t-b;
k++;
}
if(k%2)
printf("Ollie wins\n");
else
printf("Stan wins\n");
}
}
return 0;
}
难道2*b超出数据范围
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