Submission #2333921

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Source Code Expand

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

#define int long long

#define rep(i,n) for(int i=0;i<(n);i++)
#define pb push_back
#define all(v) (v).begin(),(v).end()
#define fi first
#define se second
typedef vector<int>vint;
typedef pair<int,int>pint;
typedef vector<pint>vpint;

template<typename A,typename B>inline void chmin(A &a,B b){if(a>b)a=b;}
template<typename A,typename B>inline void chmax(A &a,B b){if(a<b)a=b;}

signed main(){
    cout<<40<<endl;
    cout<<"N";
    rep(i,39)cout<<"Y";
    cout<<endl;
    rep(i,39){
        cout<<"Y";
        rep(j,39)cout<<"N";
        cout<<endl;
    }
    return 0;
}

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