Submission #916661

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Source Code Expand

class in{struct my_iterator{int it;const bool rev;explicit constexpr my_iterator(int it_, bool rev=false):it(it_),rev(rev){}int operator*(){return it;}bool operator!=(my_iterator& r){return it!=r.it;}void operator++(){rev?--it:++it;}};const my_iterator i,n;public:explicit constexpr in(int n):i(0),n(n){}explicit constexpr in(int i,int n):i(i,n<i),n(n){}const my_iterator& begin(){return i;}const my_iterator& end(){return n;}};

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

using i64 = long long;

int main() {
    cin.tie(0); ios::sync_with_stdio(false);
    const string code = "CODEFESTIVAL2016";
    string s; cin >> s;
    int ans = 0;
    for(int i : in(16)) {
        if(s[i] != code[i])
          ans++;
    }
    cout << ans << endl;
    return 0;
}

Submission Info

Judge Result