event_id   event_type       time      receiver_id   sender_id      priority          message
1 	    S  	    74  	    20  	    10  	      1  	    Midterm is coming soon
2 	    S  	    1241  	    10  	    20  	      1  	    I wish to get a high grade
3 	    S  	    1397  	    20  	    20  	      1  	    We are great programmers
4 	    S  	    70  	    20  	    20  	      2  	    I spend little time on projects
5 	    S  	    1682  	    20  	    10  	      2  	    Always enjoying programming!
6 	    S  	    1381  	    10  	    10  	      1  	    Is C++ more efficient?
7 	    S  	    2101  	    20  	    10  	      1  	    Assignments are so easy
8 	    S  	    2918  	    20  	    10  	      2  	    Midterm is coming soon
9 	    S  	    2645  	    10  	    10  	      1  	    We like CSE373
10 	    S  	    2840  	    20  	    20  	      1  	    Assignments are so easy
11 	    S  	    2400  	    10  	    10  	      1  	    I spend little time on projects
12 	    S  	    125  	    20  	    20  	      2  	    We like CSE373
13 	    S  	    83  	    10  	    10  	      2  	    Always enjoying programming!
14 	    S  	    2878  	    10  	    10  	      1  	    We like CSE373
15 	    S  	    2106  	    20  	    20  	      2  	    I spend little time on projects
16 	    S  	    856  	    20  	    10  	      1  	    I wish to get a high grade
17 	    S  	    2262  	    10  	    10  	      1  	    We like CSE373
18 	    S  	    1704  	    20  	    20  	      2  	    Is C++ more efficient?
19 	    S  	    1291  	    10  	    20  	      1  	    Midterm is coming soon
20 	    S  	    2512  	    20  	    10  	      2  	    Always enjoying programming!