제출 #1080351

#제출 시각아이디문제언어결과실행 시간메모리
1080351UmairAhmadMirza비스킷 담기 (IOI20_biscuits)C++17
0 / 100
1049 ms348 KiB
#include <bits/stdc++.h>
using namespace std;
#define int long long

int const K=20;
int cnt[K];
int cp[K];

long long count_tastiness(long long x, vector<long long> a){
	for(int i=0;i<K;i++)
		cnt[i]=0;
	for(int i=0;i<a.size();i++)
		cnt[i]=a[i];
	int ans=0;
	for(int n=0;n<=100000;n++){
		for(int i=0;i<K;i++)
			cp[i]=cnt[i];
		for(int i=0;i<K-1;i++){
			if((1<<i)&(n))
				cp[i]--;
			cp[i+1]+=cp[i]/2;
		}
		ans++;
		for(int i=0;i<K;i++)
			if(cp[i]<0){
				ans--;
				break;
			}
	}
	return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

biscuits.cpp: In function 'long long int count_tastiness(long long int, std::vector<long long int>)':
biscuits.cpp:12:15: 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]
   12 |  for(int i=0;i<a.size();i++)
      |              ~^~~~~~~~~
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