Submission #7556663

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Source Code Expand

#include <iostream>
#include <fstream>
#include <vector>
#include <cstring>
#include <algorithm> // sort
#include <math.h> // sort

#define REP(i, n) for (long long i = 0; i < (n); i++) 
typedef long long ll;
static const ll MOD = 1000000007;
static const ll INF = 1000000000000000000LL;
using namespace std;

int main(){
    //std::ifstream in("input.txt");
    //std::cin.rdbuf(in.rdbuf());
    double n;
    cin >> n;

    ll res = (1 + n) / 2.0 * 10000.0;

    cout << res << endl;
    return 0;    
}

Submission Info

Judge Result