TLE in MARBLES

[ruby_georgina]

i am getting TLE for MARBLES please help me

import math
for i in range(1):
    try:
        n=input('')
    except EOFError:
        break
for i in range(n):
    try:
        a,b=raw_input().split()
        a=int(a)-1
        b=int(b)-1
        ac=a-b
        n=1
        r=1
        x=1
        while a!=ac:
            n=n*a
            a=a-1            
        while b!=0:
            r=r*b
            b=b-1
        print n
        print r
        res=n/r
        print res        
    except EOFError:
        break
    except ValueError:
        break
    except ZeroDivisionError:
        break

[Bartelot]

[quote="ruby_georgina"]i am getting TLE for MARBLES please help me

import math
for i in range(1):
    try:
        n=input('')
    except EOFError:
        break
for i in range(n):
    try:
        a,b=raw_input().split()
        a=int(a)-1
        b=int(b)-1
        ac=a-b
        n=1
        r=1
        x=1
        while a!=ac:
            n=n*a
            a=a-1            
        while b!=0:
            r=r*b
            b=b-1
        print n
        print r
        res=n/r
        print res        
    except EOFError:
        break
    except ValueError:
        break
    except ZeroDivisionError:
        break

[/quote]

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