hdu 2027 统计元音

#include<iostream>#include<string>#include<cctype>using namespace std;int main(){    int n;    int a,e,ii,o,u;    cin>>n;    cin.ignore();    string*str=new string[n];        for(int i=0;i<n;i++)    {getline(cin,str[i]);}    for(int i=0;i<n;i++)    {    a=e=ii=o=u=0;        for(int j=0;j<str[i].size();j++)        {    switch(str[i][j])            {     case 'a':a++;break;                case 'e':e++;break;                case 'i':ii++;break;                case 'o':o++;break;                case 'u':u++;break;            }}cout<<"a:"<<a<<endl;        cout<<"e:"<<e<<endl;        cout<<"i:"<<ii<<endl;        cout<<"o:"<<o<<endl;        cout<<"u:"<<u<<endl;        if(i!=n-1)        cout<<endl;    }delete [] str; return 0; }