Hehe

Problem Number: 
12 936
Type of Problem: 
Problem code: 
Problem Category: 
Input: 
Random Input
Critical Input
0
Critical Input: 
A->B: Hello! B->C: Hi! C->D: Hehe. E->D: Hehe! D->B: How are you? F->C: Hi???
Random Input: 
A->B: Hello! A->C: Hi! B->A: Hehe B->D: Hei! D->B: How are you? A->C: Hi??? A->C: Are you there? B->D: Hehehei! D->B: What does hehehei mean? F->E: I want to hehehehehe yah.
Flag: 
0
Restrict Problem Hints: 
0
Restrict Problem Inputs: 
0
Problem Id: 
12936