Submission #1813142

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Source Code Expand

#include <iostream>
#include <sstream>
#include <cstdio>
#include <cstdlib>
#include <cmath>
#include <ctime>
#include <cstring>
#include <string>
#include <vector>
#include <stack>
#include <queue>
#include <deque>
#include <map>
#include <set>
#include <bitset>
#include <numeric>
#include <utility>
#include <iomanip>
#include <algorithm>
#include <functional>
using namespace std;

#define MP make_pair
#define PB push_back
#define ALL(s) (s).begin(),(s).end()
#define EACH(i, s) for (__typeof__((s).begin()) i = (s).begin(); i != (s).end(); ++i)
#define COUT(x) cout << #x << " = " << (x) << " (L" << __LINE__ << ")" << endl




int main() {
    string str;
    string res;
    while (getline(cin, str)) {
        res = "";
        for (int i = 0; i < (int)str.size(); ++i) {
            if (str.substr(i, 8) == "not not ") {
                int j = i;
                for (j = i; j < (int)str.size(); j += 4) {
                    if (str.substr(j, 4) != "not ") break;
                }
                if (!(str.substr(j, 3) == "not" && j == (int)str.size()-3)) {
                    int con = (j-i)/4;
                    if (con & 1) i = j-4;
                    else i = j;
                }
            }
            res += str[i];
        }
        cout << res << endl;
    }
    
    return 0;
}

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