23 lines
595 B
C++
23 lines
595 B
C++
#include <bits/stdc++.h>
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using namespace std;
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int n;
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string s;
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int main() {
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cin >> n >> s;
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//遍历每个字符
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for (int i = 0; i < s.size(); i++) {
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//s[i]遍历到的字符，s[i]+n就是目标字符，但是有可能是超过了'z'的
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int c = s[i] + n;
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//超过了z，该怎么办呢？
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if (c > 'z') c = c - 'z' - 1 + 'a';
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// if (c > 'z') c = c - 26;
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//重新的放回到原来的数组位置上，生成新的字符串
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s[i] = c;
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//s[i] = (char) c;
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}
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cout << s << endl;
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return 0;
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} |