Need help again :(

Question

def triangle (a,b,c):
if a+b<=c or b+c<=a or a+c<=b:
return "Triangle does not exist"
else:
return True
try:
a=int(input())
b=int(input())
c=int(input())
triangle (a,b,c)
except:
print ("Make sure you input 3 numbers")

Answer 1

The return statement doesn't print anything on the screen

Answer 2

print(triangle(a,b,c))