谢谢帮忙的和支持的!帮忙画个流程图
#include <stdio.h> main()
{
char c;
printf("please input a string:");
while((c=getchar())!='\n')
{
if(c>='A'&&c<='W'||c>='a'&&c<='w') c=c+3;
else if(c>='X'&&c<='Z'||c>='x'&&c<='z') c=(c+3)-26;
printf("%c",c);
}
printf("\n");