```cpp
#include<iostream>
#include<string>
using namespace std;
int a[]={1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,4,1,2,3,1,2,3,4,1} ;
int main()
{
string s;
getline(cin,s);
int k=0,l;
l=s.size();
for(int i=0;i<l;i++)
{
if (s[i]==' ') k=k+1;
else k=k+a[s[i]-'a'];
}
cout<<k;
return 0;
}
```
by 彭伏虎 @ 2019-03-17 21:33:55
```cpp
#include<iostream>
#include<string>
using namespace std;
int a[]={1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,4,1,2,3,1,2,3,4,1} ;
int main()
{
string s;
getline(cin,s);
int k=0,l;
l=s.size();
for(int i=0;i<l;i++)
{
if (s[i]==' ') k=k+1;
else if(s[i]>='a'&&s[i]<='z') k=k+a[s[i]-'a'];
/*原来用的else就不行，改成else if就可以了！！！不是说只有小写字母和空格吗？ */
}
cout<<k;
return 0;
}
```
by 彭伏虎 @ 2019-03-17 21:44:48
看题解第一条= =
by syn666 @ 2019-03-17 22:57:48
@[彭伏虎](/space/show?uid=191352) 还有‘\n’和‘\r’，而且双if就行
by yc杨晨大家好 @ 2019-08-24 14:25:21