Submission #581940

#	Time	Username	Problem	Language	Result	Execution time	Memory
581940		joelau	Packing Biscuits (IOI20_biscuits)	C++14	9 / 100	1088 ms	1108 KiB

biscuits

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

long long X;
vector<long long> A;

long long f(long long n) {
	if (n == A.size()-1) return A[n]/X+1;
	A[n+1] += A[n]/2;
	long long ans = f(n+1);
	A[n+1] -= A[n]/2;
	if (A[n] >= X) {
		A[n] -= X, A[n+1] += A[n]/2;
		ans += f(n+1);
		A[n+1] -= A[n]/2, A[n] += X;
	}
	return ans;
}

long long count_tastiness(long long x, vector<long long> a) {
	X = x, A = a;
	return f(0);
}

Compilation message (stderr)

biscuits.cpp: In function 'long long int f(long long int)':
biscuits.cpp:9:8: 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]
    9 |  if (n == A.size()-1) return A[n]/X+1;
      |      ~~^~~~~~~~~~~~~

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