Submission #901428

#	Time	Username	Problem	Language	Result	Execution time	Memory
901428		karamkallasi	Fancy Fence (CEOI20_fancyfence)	C++14	Compilation error	0 ms	0 KiB

fancyfence

#include <bits/stdc++.h>
#define T ll tt ; cin>>tt ; while(tt--)
#define fast ios::sync_with_stdio(NULL); cin.tie(0); cout.tie(0);
#define endl '\n'
#define yes void (cout << "YES" << endl)
#define no void (cout << "NO" << endl)
#define pb push_back
#define F first
#define S second
#define ld long double
#define fixed(g) fixed<<setprecision(g)
#define ll long long
using namespace std;
const ll N = 2e6 + 9 ;
const ll oo = 1e9 + 7 ;
ll n , m , k , x , y , z , g , ans , sum , sum2 , cnt , dis[N] ,  sz , mn , a[N] , b[N] ;
bool ff , vis[N] ;
vector<pair<ll , ll> >v[N] ;
int main(){
fast
    sum = 0 ;
    cin >> n ;
    for(ll i=0 ; i<n ; i++)cin >> a[i] ;
    for(ll i=0 ; i<n ; i++){
        cin >> b[i] ;
        sum +=b[i];
        sum%=oo;
        x%=oo
    }
    a[n] = -1 , b[n] = -1 ;
    for(ll i=0 ; i<n ; i++){
        if(a[i]==a[i+1]){
            x +=b[i] ;
        }
        else {
            x +=b[i] ;
            sum%=oo;
            y = sum*(sum+1) ;
            z = a[i]*(a[i]+1);
            y/=2;
            z/=2;
            y%=oo;
            z%=oo;
            ans += x * y ;
            ans%=oo;
            x%=oo;
            sum -= x ;
            x = 0 , y = 0 , z = 0 ;
        }
    }
    cout << ans << endl ;
return 0 ;
}

Compilation message (stderr)

fancyfence.cpp: In function 'int main()':
fancyfence.cpp:28:14: error: expected ';' before '}' token
   28 |         x%=oo
      |              ^
      |              ;
   29 |     }
      |     ~