Submission #844497

---

Source Code Expand

#include<bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef pair<int, int> PII;

const int MM = 1e9 + 7;
const double eps = 1e-8;
const int MAXN = 2e6 + 10;

int n, m;
char s[MAXN]; 

void read(){
	scanf("%s", s);
}

int cnt[10];

void solve(){
	int l =strlen(s);
	for(int i = 0 ; i< 4; i++)
		cnt[i] = 0;
	for(int i = 0; i < l; i++){
		if (s[i] == 'S') cnt[0]=1;
		if (s[i] == 'N') cnt[1]=1;
		if (s[i] == 'E') cnt[2]=1;
		if (s[i] == 'W') cnt[3]=1;
	}
	if ((cnt[0]^cnt[1]) == 0 && (cnt[2]^cnt[3]) == 0)
		puts("Yes");
	else
		puts("No");
}

void printans(){
	
}
	

int main(){
	int T = 1;
//	cin>>T;
	while(T--){
		read();
		solve();
		printans();
	}
	return 0;
} 

Submission Info

Compile Error

./Main.cpp: In function ‘void read()’:
./Main.cpp:16:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%s", s);
                ^

Judge Result