MODEFREQ Still Wrong Answer

Can someone explain the error in my code because i got the wrong answer?
https://www.codechef.com/viewsolution/37330792

try input:

1
55
1 2 2 3 3 3 4 4 4 4 5 5 5 5 5 6 6 6 6 6 6 7 7 7 7 7 7 7 8 8 8 8 8 8 8 8 9 9 9 9 9 9 9 9 9 10 10 10 10 10 10 10 10 10 10