不开O2优化本地过了，测点1过不了

#include <bits/stdc++.h>
using namespace std;
char c[50][50]={"zero","one","two","three","four","five","six","seven","eight","nine","ten","eleven","twelve","thirteen","fourteen","fifteen","sixteen","seventeen","eighteen","nineteen","twenty","a","both","another","first","second","third"};
int va[50]={0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,1,2,1,1,2,3};//µ¥´Ê¶ÔÓ¦µÄÖµ 
int main()
{
    string s;
    getline(cin,s);
    for(int i=0;i<s.size();i++)
    if(s[i]>='A'&&s[i]<='Z')s[i]+=32;

    string v[50];
    int k=0;

    for(int i=0;s[i]!='.';i++)//ÒÔ¿Õ¸ñΪ¼ä¾à·Ö¸î×Ö·û´® 
    {
        if(s[i]==' ')
        {k++;continue;
        }
        v[k].push_back(s[i]);
    }
    string ans[50];//´æ´¢µ¥´Ê±äÊý×ÖµÄ×Ö·û´® 
    int t=0;
    for(int i=0;i<k;i++)//½«Ó¢Îĵ¥´Ê±ä³ÉÊý×Ö£¨Æ½·½ÔÙmod100£¬Ç°Öò¹³ä0£© 
    {
        for(int j=0;j<=26;j++)
        {
            if(v[i].compare(c[j])==0){
                char tmp[100];
                int val=(va[j]*va[j])%100;
                sprintf(tmp,"%d",val);
                if(val<10){//²¹³ä0 
                    tmp[1]=tmp[0];
                    tmp[0]='0';
                }
                ans[t]=tmp;

                t++;
            }
        }
    }
    for(int i=0;i<t;i++)//½«×Ö·û´®ÉýÐò 
    {
        for(int j=i;j<t;j++)
        {
            if(ans[i].compare(ans[j])==1) 
            swap(ans[i],ans[j]);
        }
    }

    if(ans[0].size()==0)cout<<0;
    else{

    int fl=0;
    for(int i=0;i<t;i++)
    {
        for(int j=0;j<ans[i].size();j++)
        {
            if(ans[i][j]=='0'&&fl==0)continue;
            else fl=1;
            cout<<ans[i][j];
        }
    }}
}