Submission #979272

#	Time	Username	Problem	Language	Result	Execution time	Memory
979272		Zicrus	Counting Mushrooms (IOI20_mushrooms)	C++17	10 / 100	145 ms	344 KiB

mushrooms

#include <bits/stdc++.h>
#include "mushrooms.h"
using namespace std;
 
typedef long long ll;
 
int count_mushrooms(int n) {
    ll res = 1;
    for (int i = 1; i < n; i++) {
        res += 1 - use_machine({0, i});
    }
    return res;
}

• Subtask 1: 10 / 100