C语言实现 撒凯密码 解密

#include<stdio.h>

#include<stdlib.h>👦‎🎒📐🤡🤙

#include<string.h>



#define N 80



int main(void)🧑‍💻‌🧢📏👻✍

{

	char message[N];

	char ch;

	int n,i;

	int length;

🤌🏝🍪➡🦖‏


	printf("输入要解密的信息:\n");

	gets(message);

	printf("输入位移次数(1-25):\n");

👳‏👒⚔🤩🤙

	scanf("%d",&n);

	printf("\n");



	length = strlen(message);



🦷🌧🍍♂🦠‎
	for(i=0; i<length; i++)

	{

		if(message[i]>='A' && message[i]<='Z')

		{

			message[i] = ((message[i]-'A')+n)%26+'A';🧑‍⚕️‎👠🧪😡

		}

		else if(message[i]>='a' && message[i]<='z')

		{

			message[i] = ((message[i]-'a')+n)%26+'a';

		}
👨🦱‏👜🩸🤑👎

		else continue;

	}



	puts("解密后的信息:\n");

	puts(message);

👂🧳🍟🉑🐶‏
	printf("\n");



	return 0;



}

🖐⛄📵🐅‏