P1042 乒乓球

P1042 乒乓球
严格按照题目要求去做即可（最好自己在本子上画个流程图）

#include <bits/stdc++.h>
using namespace std;

typedef pair<int,int> pii;
const int N=2505;
pii eleven={0,0},twenty_one={0,0};
string nums[N]={""};
int length=0;

int main() {
    vector<pii>ele,twenty;
//    ofstream out("1.txt",ios::app);
//    if (out.fail())
//        cout<<"error\n"<<endl;
//    out.clear();
    while (1){
        string str;
        cin>>str;
        length=str.length();
        for (int i = 0; i < length ; ++i) {
            if (str[i]=='E'){
//                out<<eleven.first<<":"<<eleven.second<<endl;
                ele.push_back(eleven),eleven=pii(0,0);
//                out<<twenty_one.first<<":"<<twenty_one.second<<endl;
                twenty.push_back(twenty_one),twenty_one=pii(0,0);
                goto setup1;
            }
            else if (str[i]=='W')
                eleven.first++,twenty_one.first++;
            else
                eleven.second++,twenty_one.second++;
            if (eleven.first>=11||eleven.second>=11){
                if (abs(eleven.first-eleven.second)>=2){
                    //out<<eleven.first<<":"<<eleven.second<<endl;
                    ele.push_back(eleven),eleven=pii(0,0);
                }
            }
            if (twenty_one.first>=21||twenty_one.second>=21){
                if (abs(twenty_one.first-twenty_one.second)>=2){
//                    out<<twenty_one.first<<":"<<twenty_one.second<<endl;
                    twenty.push_back(twenty_one),twenty_one=pii(0,0);
                }
            }
        }
    }
    setup1:
    for (auto i = ele.begin(); i !=ele.end() ; ++i) {
        cout<<i->first<<":"<<i->second<<endl;
    }
    cout<<endl;
    for (auto i = twenty.begin(); i !=twenty.end() ; ++i) {
        cout<<i->first<<":"<<i->second<<endl;
    }
//    out.close();
    return 0;
}```