Submission #872910

#	Time	Username	Problem	Language	Result	Execution time	Memory
872910		vjudge1	Climbers (RMI18_climbers)	C++17	Compilation error	0 ms	0 KiB

climbers

#include <bits/stdc++.h>
#define f first
#define S second
#define pb push_back
#define msk(x , y) ((x >> y) & 1)
#define all(x) x.begin() , x.end()
using namespace std;
typedef long long int ll;
const int N = 2e5 + 7;
const int mod = 1e9 + 7;
const int dx[] = {-1,-1,1,1,2,-2,2,-2};
const int dy[] = {-2,2,2,-2,1,1,-1,-1};

ll n , a[N] , p[N];

ll binpow(ll p , ll q){
    if(q == 0) return 1 ;
    if(q % 2) return binpow(p , q-1) * p ;
    ll b = binpow(p , q / 2);
    return b * b;
}

void solve(){
    cin >> n ;
    ll x = 0 , pos = 1 ;
    for(int i = 1 ; i <= n ; i++){
        cin >> a[i];
        x += a[i] - 1 ;
    }
    sort(a + 1 , a + n + 1);
    x += a[n];
    for(ll i = 2 ; i <= ; i++){
        ll p = binpow(i , n - 1);
        if(p <= x) pos = p ;
        else break ;
    }
    ll ans = x;
    for(int i = 2 ; i <= pos ; i++){
        ll pw = 1 , res = 0 ;
        for(int j = 1 ; j <= n ;j++){
            res += abs(pw - a[j]);
            pw *= i ;
        }
        ans = min(ans , res);
    }
    cout << ans << "\n";
}
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);  
    cout.tie(0);
    int test=1;
    // cin >> test ;
    for(int i=1;i<=test;i++){
//      cout << "Case " << i << ": ";
        solve();
     }
}

Compilation message (stderr)

climbers.cpp: In function 'void solve()':
climbers.cpp:32:25: error: expected primary-expression before ';' token
   32 |     for(ll i = 2 ; i <= ; i++){
      |                         ^