#include<iostream>
using namespace std;
int main()
{
int a = 0;
int b = 0;
for (int n = 1; n <= 100; n++)
{
a = n % 10;
b = n / 10;
if (n % 7 == 0 || a == 7 || b == 7)
cout << “过” << endl;
else
cout << n << endl;
}
return 0;
}
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