제출 #1008014

#제출 시각아이디문제언어결과실행 시간메모리
1008014Mardonbekhazratov선물상자 (IOI15_boxes)C++17
10 / 100
2043 ms600 KiB
#include "boxes.h"
#include<bits/stdc++.h>
#define ll long long
using namespace std;

long long delivery(int N, int K, int L, int p[]) {
    sort(p,p+N);
    if(K==1){
        ll ans=0;
        for(int i=0;i<N;i++) ans+=min(p[i],L-p[i])*2;
        return ans;
    }
    if(K==N){
        ll ans=L;
        for(int i=0;i<N;i){
            ans=min(ans,2ll*p[i-1]+(L-p[i])*2);
        }
        ans=min(ans,2LL*min({p[0],L-p[0],p[N-1],L-p[N-1]}));
        return ans;
    }
    // return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:15:25: warning: for increment expression has no effect [-Wunused-value]
   15 |         for(int i=0;i<N;i){
      |                         ^
boxes.cpp:22:1: warning: control reaches end of non-void function [-Wreturn-type]
   22 | }
      | ^
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