Submission #844427

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Source Code Expand

#include <iostream>

#include <stack>
#include <queue>
#include <deque>
#include <vector>
#include <set>
#include <map>
#include <unordered_set>
#include <unordered_map>

#include <cmath>
#include <algorithm>

#include <fstream>

using namespace std;

#define M_PI 3.14159265358979323846264338327950288


int main()
{
  srand(179179);

  cin.tie(nullptr);
  ios_base::sync_with_stdio(false);

  cout.setf(ios_base::fixed);
  cout.precision(28);

  string S;
  cin >> S;
  map<char, int> m;
  for (auto& x : S) {
    ++m[x];
  }
  if (m.size() == 4 || (m.size() == 2 && (m['S'] > 0 && m['N'] > 0 || m['E'] > 0 && m['W'] > 0))) {
    cout << "YES\n";
  } else {
    cout << "NO\n";
  }
  return 0;
}

Submission Info

Compile Error

./Main.cpp:19:0: warning: "M_PI" redefined
 #define M_PI 3.14159265358979323846264338327950288
 ^
In file included from /usr/include/c++/5/cmath:44:0,
                 from ./Main.cpp:12:
/usr/include/math.h:372:0: note: this is the location of the previous definition
 # define M_PI  3.14159265358979323846 /* pi */
 ^

Judge Result