九度1079

暴力。可以用数组记录每个键上第一个字母，减少代码量。

#include <iostream>
#include <algorithm>
#include <cstdlib>
#include <string.h>
#include <string>
#include <map>
#include <cstdio>
#include <cmath>

using namespace std;

int gettime(char c)
{
    if(c-'a'<15)
    {
        switch((c-'a')%3)
        {
            case 0:return 1;
            case 1:return 2;
            case 2:return 3;
        }
    }
    else
    {
        switch(c-'a')
        {
            case 15:return 1;
            case 19:return 1;
            case 22:return 1;
            case 16:return 2;
            case 20:return 2;
            case 23:return 2;
            case 17:return 3;
            case 21:return 3;
            case 24:return 3;
            case 18:return 4;
            case 25:return 4;
        }
    }
}

int getkey(char ch)
{
    if(ch>='a'&&ch<='c') return 0;
    if(ch>='d'&&ch<='f') return 1;
    if(ch>='g'&&ch<='i') return 2;
    if(ch>='j'&&ch<='l') return 3;
    if(ch>='m'&&ch<='o') return 4;
    if(ch>='p'&&ch<='s') return 5;
    if(ch>='t'&&ch<='v') return 6;
    if(ch>='w'&&ch<='z') return 7;
}

int main()
{
    char str[105];
    while(cin>>str)
    {
        int len=strlen(str);
        int time=gettime(str[0]);
        for(int i=1;i<len;i++)
        {
            if(getkey(str[i-1])==getkey(str[i]))
                time += 2;
            time += gettime(str[i]);
        }
        cout<<time<<endl;
    }
    return 0;
}