题解 | 简单密码

#include <stdio.h>
#include <string.h>
int main() {
    char str[100];
    gets(str);
    int len=0;len=strlen(str);
    for(int i=0;i<len;i++)
    {
        if(str[i]=='a'||str[i]=='b'||str[i]=='c')
        {
            printf("2");continue;
        }
        if(str[i]=='d'||str[i]=='e'||str[i]=='f')
        {
            printf("3");continue;
        }
        if(str[i]=='g'||str[i]=='h'||str[i]=='i')
        {
            printf("4");continue;
        }
        if(str[i]=='j'||str[i]=='k'||str[i]=='l')
        {
            printf("5");continue;
        }
        if(str[i]=='m'||str[i]=='n'||str[i]=='o')
        {
            printf("6");continue;
        }
        if(str[i]=='p'||str[i]=='q'||str[i]=='r'||str[i]=='s')
        {
            printf("7");continue;
        }
        if(str[i]=='t'||str[i]=='u'||str[i]=='v')
        {
            printf("8");continue;
        }
        if(str[i]=='w'||str[i]=='x'||str[i]=='y'||str[i]=='z')
        {
            printf("9");continue;
        }
        if(str[i]>=65&&str[i]<=90)
        {
            if(str[i]==90)
            {
                printf("a");
                continue;
            }
            else{
                printf("%c",str[i]+33);
            }
        }
        if(str[i]>=48&&str[i]<=57)
        {
            printf("%c",str[i]);
            continue;
        }
    }
    return 0;
}