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P1055 [NOIP2008 普及组] ISBN 号码

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Baoshuo Ren 2021-11-21 15:28:42 +08:00 committed by Baoshuo Ren
parent 7cbea0786a
commit 7c6eabc993
Signed by: baoshuo
GPG Key ID: 70F90A673FB1AB68
1 changed files with 24 additions and 0 deletions
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Luogu/P1055/P1055.cpp Normal file
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#include <bits/stdc++.h>
using namespace std;
const char mod[] = "0123456789X";
int t;
string s;
int main() {
cin >> s;
for (int i = 0, j = 0; i < 12; i++) {
if (s[i] != '-') {
t += (s[i] - '0') * ++j;
}
}
if (s[12] != mod[t % 11]) {
s[12] = mod[t % 11];
cout << s << endl;
} else {
cout << "Right" << endl;
}
return 0;
}