#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;
using namespace atcoder;
#define rep(i, n) for(int i=0;i<(n);++i)
#define rep1(i, n) for(int i=1;i<=(n);i++)
#define ll long long
using mint = modint998244353;
using P = pair<ll,ll>;
using lb = long double;
using T = tuple<ll, ll, ll>;
#ifdef LOCAL
#  include <debug_print.hpp>
#  define dbg(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__)
#else
#  define dbg(...) (static_cast<void>(0))
#endif

int main()
{
    vector<string> a(8);
    rep(i,8) cin >> a[i];
    vector<vector<int>> A(8);
    rep(i,8) {
        rep(j,8) A[i].push_back(a[i][j]-'0');
    }
    bool ans = false;
    auto dfs = [&](auto dfs, vector<int> now, int n) -> void {
        if(n==8) {
            rep(i,8) if(now[i]!=0) return;
            ans = true;
            return;
        }
        for(int j=0;j<8;j++) {
            vector<int> nxt = now;
            rep(k,8) nxt[k] -= A[n][(k+j)%8];
            dfs(dfs, nxt, n+1);
        }
    };
    dfs(dfs, A[0], 1);
    if(ans) {
        cout << "Yes" << endl;
    }
    else{
        cout << "No" << endl;
    }
    return 0;
}