洛谷题目 P1055
// https://www.luogu.com.cn/problem/P1055#include <iostream>
using namespace std;
int main()
{
char s, mod = "0123456789X";
int i, j = 1, a = 0;
for (i = 0; i < 13; i++)
{
cin >> s;
if ((s != '-') && i != 12)
{
if (s != 'X')
a += (s - '0') * j;
else
a += 11 * j;
j++;
}
}
if ((a % 11) == (s - '0'))
cout << "Right";
else if ((s == 'X') && ((a % 11) == 10))
{
cout << "Right";
}
else
{
for (i = 0; i < 12; i++)
{
cout << s;
}
cout << mod;
}
return 0;
}
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