提出 #73238994

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ソースコード 拡げる

#include <bits/stdc++.h>
using namespace std;
#define int long long

void blank(){cout << "\n";}
template<class T>
inline void prt(T x){cout << x;}
template<class T>
inline void prtk(T x){cout << x << " ";}
template<class T>
inline void inp(T &x){cin >> x;}
template<class T>
inline void to(T &x,T y){x = y;}
inline int lowbit(int x){return x & -x;}

#define ll long long
#define pii pair<int,int>
#define pll pair<long long,long long>
#define ios {ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);}
#define sig signed
#define usig unsigned
#define si signed int
#define ui unsigned int
#define sll signed long long
#define ull unsigned long long

int n,a[210000];

bool cmp(int a,int b)
{
   return a > b;
}

signed main()
{
    cin >> n;
    for(int i = 1;i <= n;i++)
    {
        cin >> a[i];
    }
    sort(a + 1,a + n + 1,cmp);
    int ams = abs(a[1]) + abs(a[n]);
    for(int i = 2;i <= n;i++)
    {
        ams += abs(a[i] - a[i - 1]);
    }
    cout << ams;
}

提出情報

ジャッジ結果