1 #include <stdio.h>
 2 #include <string.h>
 3 #include <iostream>
 4 using namespace std;
 5 char str[10];
 6 const int maxn=10000;
 7 int main(){
 8     int n;
 9     //freopen("C:\\Users\\acm\\Desktop\\2015Beijing\\in.txt","r",stdin);
10     while(scanf("%d",&n)!=EOF){
11         int cnt=0,x;
12         for(int i=1;i<=n;i++){
13             scanf("%s",str);
14             if(str[0]==‘S‘) cnt++;
15             else {
16                 scanf("%d",&x);
17                 if(x==1) cnt++;
18             }
19         }
20         printf("%d\n",cnt);
21     }
22     return 0;
23 }