Submission #844478

---

Source Code Expand

#include <cstdlib>
#include <cstdio>
#include <algorithm>
#include <vector>
#include <queue>
#include <cmath>
#include <stack>
#include <map>
#include <set>
#include <deque>
#include <cstring>
#include <functional>
#include <climits>
#include <list>
#include <ctime>
#include <complex>
#include <ext/rope>

#define F1(x,y,z) for(int x=y;x<z;x++)
#define F2(x,y,z) for(int x=y;x<=z;x++)
#define F3(x,y,z) for(int x=y;x>z;x--)
#define F4(x,y,z) for(int x=y;x>=z;x--)
#define mp make_pair
#define pb push_back
#define LL long long
#define co complex<double>
#define fi first
#define se second

#define MAX 100005
#define AMAX 1500
#define MOD 1000000007

#define f(c,d) ((1<<(c))*(d))

using namespace std;
using namespace __gnu_cxx;

int i;
char x[1005];
bool y[4];

int main(){
	scanf("%s",x);
	while(x[i]){
		if(x[i]=='N')y[0]=1;
		if(x[i]=='S')y[1]=1;
		if(x[i]=='E')y[2]=1;
		if(x[i]=='W')y[3]=1;
		i++;
	}
	printf(((y[0]^y[1])||(y[2]^y[3]))?"No\n":"Yes\n");
	#ifdef LOCAL_PROJECT
    system("pause");
    #endif
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:44:15: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%s",x);
               ^

Judge Result