Buses 2

Instructions:

The table describes the number of passengers entering and leaving at stations A, B, C ... Bus arrives without passengers at the first station. All passengers get off on the last station. We do keep rules of decency - first get off and then get in.

Example

 
A
B
C
D
E
 got off
0  0
4  0
6  3
8  5
 got on
6  3
8  5
0  0
 in bus
6  3
14  8
 
 together
 

Solution

 
A
B
C
D
E
 got off
0  0
4  0
0  0
6  3
8  5
 got on
6  3
4  0
8  5
0  0
0  0
 in bus
6  3
6  3
14  8
8  5
 
 together
9
9
22
13
 
home
home
Buses 2
Buses 2

Number of exercises: