空格也是字符用getchar
字符统计
http://www.nowcoder.com/questionTerminal/e7fdbd7a3b274fb195791b43c35673f8
include
include
using namespace std;
int main()
{
char s;
int n=0,l=0,o=0;
while(s=getchar(),s!='?')
{
if ( isalpha(s) )
l++ ;
else
if( isdigit(s))
n++;
else o++;
}
cout<<"Letters="<<l<<endl;
cout<<"Digits="<<n<<endl;
cout<<"Others="<<o<<endl;
return 0;
}
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