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大水题一个,并不多说,贴代码供参考#include <stdio.h>
int find(int x,int y)
{
if(x==0)
return 0;
else if(y==0)
return 1;
else
return x*find(x,y-1);
}
int abx(int x)
{
return x<0?-x:x;
}
int main()
{
int b,n,a,i,d,ds,dt;
while(scanf("%d%d",&b,&n),b!=0&&n!=0)
{
for(i=1;; i++)
{
ds=abx(b-find(i,n));
if(i==1)
{
d=ds;
dt=i;
}
else if(d>ds)
{
d=ds;
dt=i;
}
else
{
printf("%d\n",dt);
break;
}
}
}
return 0;
}
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