1 #include<stdio.h>
2 #include<stdlib.h>
3 #include<string.h>
4 int main()
5 {
6 int n,m,i,t ,s,w;;
7 char str[10];
8 scanf("%d",&n);
9 while(n--)
10 {
11 scanf("%d",&m);
12 s = 0; w = 1; i= 0;
13 while(m--)
14 {
15 scanf("%s",&str);
16 if(strcmp(str , "IN")==0)
17 w *= 20;
18 else if(strcmp(str , "STAY")==0)
19 {
20 scanf("%d",&t);
21 s += (t*60)/w;
22 }
23 else
24 {i--;w /=20;}
25 }
26 printf("%d\n",s);
27 }
28 system("pause");
29 return 0;
30 }
1 #include<iostream>
2 #include<string>
3 using namespace std;
4 int main()
5 {
6 int N;
7 cin>>N;
8 while(N--)
9 {
10 string str;
11 int m, second=0, div=1;
12 cin>>m;
13 while(m--)
14 {
15 cin>>str;
16 if(str == "IN")
17 div *= 20;
18 else if(str == "STAY")
19 {
20 int stay;
21 cin>>stay;
22 second += (stay * 60) / div;
23 }
24 else
25 div /= 20;
26 }
27 cout<<second<<endl;
28 }
29 return 0;
30 }
