t = int(input())
n = int(input())
a = [0 for x in range(0,n)]
c = 1
while(t>0):
for i in range(0,n):
x = [int(x) for x in input().split()]
a[i] = abs(x[0] - x[1])
t = t-1
a.sort()
print(a)
for i in range(0,n-1):
if(a[n-1] == a[n-i-2]):
c = c+1
print©
I couldn’t figure out the error. Plz help.