The weights of Wins and Loses

so here’s the issue

you : 2400 CR
lobby : 2400
3-3 net gain / loss 0

you : 2400
lobby : 2380
3-3 net gain / loss 0

you : 2400
lobby : 2370
3-3 net gain / loss 0

you : 2400
lobby : 2360
4-2 net gain / loss 0