#include <stdio.h>
int main() {
char ch =
'a';
int key =
0;
printf(
"请输入一个整数:\n");
scanf(
"%d", &key);
getchar();
printf(
"请输入一串字符:\n");
do {
ch = getchar();
if((ch >=
'a' && ch <=
'z') || (ch >=
'A' && ch <=
'Z')) {
ch = ch + key;
}
putchar(ch);
}
while(ch !=
'\n');
return 0;
}
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