50 lines
1.7 KiB
C++
50 lines
1.7 KiB
C++
#include <stdio.h>
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int main(void)
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{
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int n,k,i,j,flag,m,f[51],s[51],sum,x;
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while (scanf("%d%d",&n,&k)!=EOF&&(n&&k))
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{
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for(i=0;i<n;i++)
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{
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f[i]=1;
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scanf("%d",&s[i]);
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}
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flag=1;m=1;
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while (flag)
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{
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flag=0;
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for(i=0;i<n-m;i++)
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{
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if(s[i]>s[i+1])
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{
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flag=1;
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x=s[i+1];
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s[i+1]=s[i];
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s[i]=x;
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}
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}
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m++;
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}
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sum=0;
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for(i=0;i<n;i++)
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{
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if(f[i]==0)
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{
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continue;
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}
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for(j=i+1;j<n;j++)
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{
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if(f[j]==0) continue;
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if(s[i]*k==s[j])
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{
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f[j]=0;
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f[i]=0;
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sum++;
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break;
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}
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}
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}
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printf("%d\n",sum);
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}
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}
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