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25 lines
602 B
25 lines
602 B
2 years ago
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#include <bits/stdc++.h>
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using namespace std;
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int main() {
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string str;
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cin >> str;
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int sum = 0;
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for (int i = 0, j = 1; i + 1 < str.size(); i++) // 最后一位是识别码，需要单独处理
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if (str[i] != '-') {
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sum += (str[i] - '0') * j;
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j++;
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}
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sum %= 11;
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char c = 'X';
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if (sum < 10) c = '0' + sum;
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if (c == str.back()) // str.back()是指最后一位的识别码
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puts("Right");
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else {
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str.back() = c;
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cout << str << endl; // 替换正确的识别码
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}
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return 0;
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}
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