답안 #1015704

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1015704	2024-07-06T16:46:11 Z	XJP12	식물 비교 (IOI20_plants)	C++14	컴파일 오류	0 ms	0 KB

plants

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef vector<ll> vi;
typedef pair<ll,ll> ii;
vi v;
vi sum;
int n;
void init(int k, int *r){
	n = r.size();
	//cout<<n<<endl;
	sum.resize(n,0);
	for(int i=0; i<n; i++){
		v.push_back(r[i]);
		sum[i]+=v[i];
		if(i>0) sum[i]+=sum[i-1];
		//cout<<sum[i]<<" ";
	}
//	cout<<endl;
}
int compare_plants(int x, int y){
	ll ans1=0, ans2=0;
	ans1=sum[y-1];
	//cout<<ans1<<ans2<<endl;
	if(x>0) ans1-=sum[x-1];
	ans2=sum[n-1]-ans1;
	//cout<<ans1<<ans2<<endl;
	if(ans1==y-x || ans2==0){
		return -1;
	}
	if(ans1==0 || ans2==n-y+x){
		return 1;
	}
	return 0;
}

Compilation message

plants.cpp: In function 'void init(int, int*)':
plants.cpp:10:8: error: request for member 'size' in 'r', which is of non-class type 'int*'
   10 |  n = r.size();
      |        ^~~~