Keep getting the error: can only concatenate str$($not "int"$)$ to str

print$("$Total scores entered: $"+$ i$)$

scores $=[0]*(100)$

scoresGTEListing $=""$

scoresLTListing $=""$

sum $=0$

i $=0$

scoreln $=0$

print$("$Enter a score or negative number to exit: $")$

scoreln $=$ int$($input$())$

while scoreln $>=0$:

scores$[$i$]=$ scoreln

sum $=$ sum $+$ scoreln

i $=$ i $+1$

print$("$Enter a score or negative number to exit : $")$

scoreln $=$ int$($input$())$

average $=$ sum $/$ i

scoresGTECtr $=0$

scoresLTCtr $=0$

print$("$Total scores entered: $"+$ i$)$

for i in range$($i $-1,0-1,-1)$:

if scores$[$i$]>=$ average:

scoresGTECtr $=$ scoresGTECtr $+1$

scoresGTEListing $=$ scoresGTEListing $+""+$ scores$[$i$]$

else:

scoresLTCtr $=$ scoresLTCtr $+1$

scoresLTListing $=$ scoresLTListing $+""+$ scores$[$i$]$

print$("$Average score: $"+$ average$)$

print$("$Number of scores greater than or equal to the average: $"+$ scoresGTECtr$)$

print$("$The scores greater than or equal to the average are: $"+$ scoresGTEListing$)$

print$("$Number of scores less than the average: $"+$ scoresLTCtr$)$

print$("$The scores less than the average are: $"+$ scoresLTListing$)$