제출 #441309

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
441309		julian33	선물상자 (IOI15_boxes)	C++14	10 / 100	1 ms	264 KiB

boxes

#include <bits/stdc++.h>
 
using namespace std;
 
#ifdef LOCAL
#define deb(...) logger(#__VA_ARGS__, __VA_ARGS__)
template<typename ...Args>
void logger(string vars, Args&&... values) {
    cerr<<vars<<" = ";
    string delim="";
    (...,(cerr<<delim<<values,delim=", "));
    cerr<<"\n";
}
#else
#define deb(...) logger(#__VA_ARGS__, __VA_ARGS__)
template<typename ...Args>
void logger(string vars, Args&&... values) {}
#endif
 
#define pb push_back
#define sz(x) (int)(x.size())
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
template<typename T> inline void maxa(T& a,T b){a=max(a,b);}
template<typename T> inline void mina(T& a,T b){a=min(a,b);}
 
int delivery(int N, int K, int L, int positions[]){
    //subtask 1 and 2
    if(K==1){
        ll ans=0;
        for(int i=0;i<N;i++){
            ans+=2*min(positions[i],L-positions[i]);
        }
        return ans;
    }
    sort(positions,positions+N);
    ll ans=2LL*positions[N-1];
    for(int i=0;i<N-1;i++){
        mina(ans,2LL*positions[i]+2LL*(L-positions[i+1]));
    }
    mina(ans,2LL*(L-positions[0]));
    return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

boxes.cpp: In function 'int delivery(int, int, int, int*)':
boxes.cpp:35:16: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
   35 |         return ans;
      |                ^~~
boxes.cpp:43:12: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
   43 |     return ans;
      |            ^~~

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