1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
#include <iostream>
using namespace std;

int main() {
    int n; cin>>n;
    int ret = 0;
    int g = n/10;
    for(int i=0;i<10;i++){
        int p = 1;
        for(int j=0;j<g;j++){
            char c;cin>>c;
            if(c=='N'){
                p=0;
            }
        }
        ret+=p;
    }
    cout<<ret<<endl;
    return 0;
}