Submission #581977

#	Time	Username	Problem	Language	Result	Execution time	Memory
581977		joelau	Packing Biscuits (IOI20_biscuits)	C++14	44 / 100	1144 ms	1169096 KiB

biscuits

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

vector<long long> ans;

long long count_tastiness(long long x, vector<long long> a) {
	while (a.size() < 60) a.push_back(0);
	ans = {0};
	long long sum = 0;
	for (long long i = 0; i < a.size(); ++i) {
		sum += a[i] * (1ll<< i);
		long long n = ans.size();
		for (long long j = 0; j < n && ((sum-ans[j]*x)>>i) >= x; ++j) ans.push_back(ans[j]+(1ll<<i));
	}
	return ans.size();
}

Compilation message (stderr)

biscuits.cpp: In function 'long long int count_tastiness(long long int, std::vector<long long int>)':
biscuits.cpp:11:26: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   11 |  for (long long i = 0; i < a.size(); ++i) {
      |                        ~~^~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 0 / 12
• Subtask 3: 0 / 21
• Subtask 4: 35 / 35
• Subtask 5: 0 / 23