Submission #1595553

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Source Code Expand

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

typedef long long ll;
typedef unsigned long long ull;
typedef unsigned __int128 HASH;
typedef pair<int,int> pii;
typedef pair<ll, ll> pll;
typedef pair<ull, ull> pullull;
typedef pair<ll,int> plli;
typedef pair<double, int> pdbi;
typedef pair<int,pii> pipii;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<vi> vvi;
typedef vector<vvi> vvvi;
typedef vector<pii> vpii;
typedef vector<vector<int>> mat;

#define rep(i,n) for (int i=0;i<(n);i++)
#define rep2(i,a,b) for (int i=(a);i<(b);i++)
#define rrep(i,n) for (int i=(n);i>0;i--)
#define rrep2(i,a,b) for (int i=(a);i>b;i--)
#define pb push_back
#define fi first
#define se second
#define all(a) (a).begin(),(a).end()
#define rall(a) (a).rbegin(),(a).rend()

const ll hmod1 = 999999937;
const ll hmod2 = 1000000000 + 9;
const ll INF = 1<<30;
const ll mod = 1000000000 + 7;
const int dx4[4] = {1, 0, -1, 0};
const int dy4[4] = {0, 1, 0, -1};
const int dx8[8] = {1, 1, 1, 0, 0, -1, -1, -1};
const int dy8[8] = {0, 1, -1, 1, -1, 0, 1, -1};
const double pi = 3.141592653589793;

//#define int long long
int md = 100000;
#define addm(X, Y) ((X) = ((X) + (Y) % md) % md)

string s;
int cnt_n, cnt_s, cnt_e, cnt_w;

signed main(){
    cin.tie(0);
    ios::sync_with_stdio(false);
    cin >> s;
    int n = s.size();
    rep(i, n) {
        if (s[i] == 'N') cnt_n++;
        else if (s[i] == 'S') cnt_s++;
        else if (s[i] == 'E') cnt_e++;
        else cnt_w++;
    }
    if (cnt_n >= 1 && cnt_s == 0 || cnt_n == 0 && cnt_s >= 1) {
        cout << "No" << endl;
    }
    else if (cnt_e >= 1 && cnt_w == 0 || cnt_e == 0 && cnt_w >= 1) {
        cout << "No" << endl;
    }
    else {
        cout << "Yes" << endl;
    }
}

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