C++PAT查验身份验证

#include<iostream>#include<vector>#include<string>#define SIZE 17using namespace std;int main(){    string M="10X98765432";    int n;    cin>>n;    vector<string> v;    string word;    for(int i=0;i<n;i++)    {        cin>>word;        v.push_back(word);    }    int k;    string tmp;    vector<string> res;    for(auto it=v.begin();it!=v.end();++it)    {        tmp=*it;        for(int i=0;i<SIZE;i++)        {            k=(int)tmp[i];            if(k<48||k>57)            {                res.push_back(tmp);                v.erase(it);                break;            }        }    }    int cnt=0;    for(int i=0;i<res.size();i++)    {        cout<<res[i]<<endl;        ++cnt;    }    int arr[]={7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2};    int sum;    int w;    for(int i=0;i<v.size();i++)    {        sum=0;        for(int j=0;j<SIZE;j++)            sum+=(v[i][j]-48)*arr[j];        w=sum%11;        if(M[w]!=v[i][17])        {            cout<<v[i]<<endl;            ++cnt;        }    }    if(cnt==0)        cout<<"All passed";    return 0;}