#include <stdio.h> #include <stdlib.h> int main() {     char i;     for(;(i=getchar())!='n';)     {         switch(i-'a')         {             case 0:putchar(i);             case 1:putchar(i+1);break;             case 2:putchar(i+2);             case 3:break;             default:putchar...

int search_sqp1(int *arr,int len,int key) {     int i=0;     for(i=1;i<=len;i++)     {         if(arr[i]==key)         {             return i;         }     }     return -1; } int main() {     int i;     int n;     int key;     printf("请输入查找表的元素个数");     scanf("%d",&n);   ...