收集松果

此题目来源于LZOI

题目传送门

#include <iostream>
using namespace std;

int main() {
    int n;
    cin >> n;

    int totalDays = 1000 / 50;
    int remainingDays = totalDays - n;

    int remainingCones = remainingDays * 50;

    cout << remainingCones << endl;

    return 0;
}