[CF]495A - Digital Counter

題目：
http://codeforces.com/problemset/problem/495/A

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#include <cstdio>
int main()
{
      int ara[]={2,7,2,3,3,4,2,5,1,2};
      int a;
      while(scanf("%d",&a)!=EOF)
        printf("%d\n",ara[a%10]*ara[(a/10)%10]);
    return 0;
}