제출 #959031

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
959031		MilosMilutinovic	Prosjek (COCI18_prosjek)	C++14	0 / 50	1 ms	600 KiB

prosjek

#include<bits/stdc++.h>
 
#define pb push_back
#define fi first
#define se second
#define mp make_pair
 
using namespace std;
 
typedef long long ll;
typedef unsigned long long ull;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
typedef long double ld;
 
template <typename T> bool chkmin(T &x,T y){return x>y?x=y,1:0;}
template <typename T> bool chkmax(T &x,T y){return x<y?x=y,1:0;}
 
ll readint(){
	ll x=0,f=1; char ch=getchar();
	while(ch<'0'||ch>'9'){if(ch=='-')f=-1;ch=getchar();}
	while(ch>='0'&&ch<='9'){x=x*10+ch-'0';ch=getchar();}
	return x*f;
}

int n;

int main(){
	n=readint();
	vector<ld> vec;
	for(int i=1;i<=n;i++){
		int x=readint();
		vec.pb(x);
	}
	while(vec.size()>1){
		sort(vec.rbegin(),vec.rend());
		ld x=vec[vec.size()-1],y=vec[vec.size()-2];
		vec.pop_back();
		vec.pop_back();
		vec.pb((x+y)/2.00);
	}
	printf("%.6lf\n",vec[0]);
	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

prosjek.cpp: In function 'int main()':
prosjek.cpp:42:14: warning: format '%lf' expects argument of type 'double', but argument 2 has type '__gnu_cxx::__alloc_traits<std::allocator<long double>, long double>::value_type' {aka 'long double'} [-Wformat=]
   42 |  printf("%.6lf\n",vec[0]);
      |          ~~~~^
      |              |
      |              double
      |          %.6Lf

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