58 lines
1.1 KiB
C
58 lines
1.1 KiB
C
#include <stdio.h>
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void DigiTran(int k, char res[]);
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int s;
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int main() {
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while (scanf("%d", &s)) {
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if (s == -1) {
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return 0;
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}
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char res[233];
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DigiTran(s, res);
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printf("%s ", res);
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}
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}
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int ws(int a) {
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int ans = 0;
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while (a) {
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ans++;
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a /= 10;
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}
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return ans;
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}
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void DigiTran(int k, char res[]) {
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int rr[233];
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if (k == 0) {
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res[0] = 'A';
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res[1] = '\0';
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return;
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}
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int n = ws(k);
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for (int i = 0; i < n; i++) {
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rr[n - i - 1] = k % 10;
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k /= 10;
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}
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// rr 为将数组拆解为一位一位的数组
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int ki = 0; // 标识 res 位数
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for (int i = 0; i < n; i++) {
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if (i == n - 1) {
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res[ki++] = rr[i] + 'A';
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continue;
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}
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int ls = rr[i] * 10 + rr[i + 1];
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// 如果两位数字符合条件
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if (ls >= 10 && ls <= 25) {
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res[ki++] = ls + 'A';
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i++;
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// 替换两位需要将 i++
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} else {
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//如果不符合，只用一位变换
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res[ki++] = rr[i] + 'A';
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}
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}
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res[ki] = '\0';
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} |