This code is giving me NZEC error at line 12.please help me

def bound_solid(i,j):
if (i-1)>=0:
l=(i-1)
else:
l=n-1
if (i+1)<=n-1:
u=(i+1)
else:
u=0
return(l,u)

T=input()#the error is at this line

T=int(T)
for i in range (T):
n=int(input())
atk=list(map(int,input().split(" “)))
defn=list(map(int,input().split(” ")))
max_defns=0

for j in range(n):
    l,u=bound_solid(j,n)
    if(defn[j]>(atk[l]+atk[u])):
        if(defn[j]>max_defns):
            max_defns=defn[j]
    
if(max_defns>0):
    print(max_defns)
else:
    print(-1)
//