Submission #479289

#	Time	Username	Problem	Language	Result	Execution time	Memory
479289		khoabright	Packing Biscuits (IOI20_biscuits)	C++17	Compilation error	0 ms	0 KiB

biscuits

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

//#define int long long 
#define ff first
#define ss second
#define pii pair<int, int>
#define all(x) x.begin(), x.end()
#define rep(i, a, b) for (int i = (int)a; i <= (int)b; ++i)
#define rep1(i, a, b) for (int i = (int)a; i >= (int)b; --i)
#define mp make_pair
#define vii vector<vector<int>>
#define ll long long 

map<ll, ll> g;

ll cal_g(ll n, ll x, vector<ll> &s) {
    //cout<<"n="<<n<<'\n';
    if (n <= 0) return 0;
    if (n == 1) return 1;

    if (g.find(n) != g.end()) return g[n];

    int i = log2(n - 1);

    return g[n] = cal_g(1ll << i, x, s) + cal_g(min(n, 1 + s[i] / x) - (1ll << i), x, s); 
}

ll count_tastiness(ll x, vector<ll> a) {
    g.clear();
    for(int i=1; i<(int)a.size(); i++) {
        a[i] = a[i-1] + (a[i]<<i);
    }
    while(a.size()<=60) a.push_back(a.back());
	return cal_g(1+a.back(), x, a);
}

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0); //cout.tie(0);
    int t; cin >> t;
    while(t--){
        long long x, k;
        vector<long long> v;
        cin >> k >> x;
        v.resize(k);
        rep(i, 0, k - 1) {
            cin >> v[i];
        }
        cout << count_tastiness(x, v) << '\n';
    }
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccY0X2ih.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccuwDWRj.o:biscuits.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status