제출 #432213

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
432213		jeqcho	선물상자 (IOI15_boxes)	C++17	10 / 100	1 ms	204 KiB

boxes

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

typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
typedef vector<int> vi;
typedef vector<pii> vpi;

#define FOR(i,a,b) for(int i=a;i<b;++i)
#define F0R(i,b) FOR(i,0,b)
#define ROF(i,a,b) for(int i=b-1;i>=a;--i)
#define R0F(i,b) ROF(i,0,b)
#define trav(a,x) for(auto&a:x)
#define all(x) begin(x),end(x)
#define fi first
#define se second
#define pb push_back
#define sz(x) int(x.size())

int const N=1e3+3;
vpi adj[N];
int n;
bitset<N>vis;
ll d[N];
ll const INF=1e18;

ll delivery(int n1, int K, int L, int p[]) {
    n=n1;
    ll ans = L;
    ll cw=-1;
    ll ccw=-1;
    F0R(i,n)
    {
        if(p[i]<= L/2)
        {
            cw=p[i];
        }
        else
        {
            ccw=p[i];
            break;
        }
    }
    if(ccw==-1)
    {
        ans=cw*2;
    }
    else if(cw==-1)
    {
        ans=(L-ccw)*2;
    }
    else
    {
        ans=min(ans,(cw + L-ccw)*2);
    }
    return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

boxes.cpp: In function 'll delivery(int, int, int, int*)':
boxes.cpp:29:25: warning: unused parameter 'K' [-Wunused-parameter]
   29 | ll delivery(int n1, int K, int L, int p[]) {
      |                     ~~~~^

• Subtask 1: 0 / 10
• Subtask 2: 10 / 10
• Subtask 3: 0 / 15
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 30