Submission #999842

#	Time	Username	Problem	Language	Result	Execution time	Memory
999842		vjudge1	Awesome Arrowland Adventure (eJOI19_adventure)	C++17	22 / 100	1 ms	348 KiB

adventure

#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
#define ll long long
const ll sz=2e5+5, mod=1e9+7;
int main()
{
    ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
    ll n, m;
    cin>>n>>m;
    ll ans=0, f=1;
    map<char, ll>mp;
    mp['E']=0;
    mp['N']=1;
    mp['W']=2;
    mp['S']=3;
    for(int i=1; i<=m; i++){
        char c;
        cin>>c;
        if(i<m){
            if(c=='X'){
                f=0;
            }
            else if(c!='E'){
                ans+=mp[c];
            }
        }
    }
    if(!f){
        cout<<-1;
    }
    else cout<<ans;
}

• Subtask 1: 10 / 10
• Subtask 2: 12 / 12
• Subtask 3: 0 / 12
• Subtask 4: 0 / 16
• Subtask 5: 0 / 50