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202401-programming-assignments/【额外练习】选择结构/7-34 选择-凯撒密码.c

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2024-10-31 08:45:40 +00:00
#include <stdio.h>
int main() {
char c;
scanf("%c", &c);
if (c >= 'a' && c <= 'z') {
c += 3;
if (c > 'z') c -= 26;
} else if (c >= 'A' && c <= 'Z') {
c += 3;
if (c > 'Z') c -= 26;
}
printf("%c\n", c);
return 0;
}