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Re:晕~就因为c【】太小了~改1000就过了~~In Reply To:虽然这个方法比较麻烦~但想知道why wa~ Posted by:thomas_wu at 2008-11-11 19:29:57 > #include<iostream>
> using namespace std;
>
> int main()
> {
> int i,j,a[101]={0};
> for(i=1;i<101;i++)for(j=1;j<=i;j++)if(i%j==0)a[i]=a[i]+1;求每数因数个数
> int b[101]={0};
> for(i=1;i<101;i++)b[i]=b[i-1]+(a[i]%2); 求<=i且因数数为奇的数的个数
>
> int k,c[101]={0};
> cin >>k;
> for(i=0;i<k;i++)cin >>c[i];
> for(i=0;i<k;i++)cout <<b[c[i]]<<endl;
> cin >>i;
> }
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