View Code of Problem 114

#include<iostream>
#include<vector>
#include<string>
#include <algorithm>
#include <math.h>
using namespace std;

int main() {
    string s;

    while(getline(cin,s)) {
        bool flag = false;
        vector<char> v1;
        vector<char> v2;
        for (int i = 0; i < s.size(); i++) {
            if ((s[i] <= 'z' && s[i] >= 'a') || (s[i] >= 'A' && s[i] <= 'Z')) {
                v1.push_back(s[i]);
                flag = true;
            } else {
                if (flag) {
                    for (int j = v1.size() - 1; j >= 0; j--) {
                        v2.push_back(v1[j]);
                    }
                    flag = false;
                    v1.clear();
                }
                v2.push_back(s[i]);
            }
        }
        if(flag){
            for (int j = v1.size() - 1; j >= 0; j--) {
                v2.push_back(v1[j]);
            }
        }
        for (int i = 0; i < v2.size(); i++) {
            cout << v2[i] ;
        }
        cout << endl;
    }
    return 0;
}