Buggy python submission (verdict: Time Limit Exceeded):
import bisect
a,b,q = map(int,input().split())
x = [int(input()) for i in range(a)]
y = [int(input()) for i in range(b)]
x.sort()
y.sort()
xx = [0]*a
yy = [0]*b
n = 0
for i in range(a):
    while n < b-1 and abs(x[i]-y[n]) > abs(x[i]-y[n+1]):
        n+=1
    xx[i] = abs(x[i]-y[n])
n = 0
for i in range(b):
    while n < a-1 and abs(y[i]-x[n]) > abs(y[i]-x[n+1]):
        n+=1

    yy[i] = abs(y[i]-x[n])

for i in range(q):
    z = int(input())
    ans = 1<<61
    n = bisect.bisect_left(x, z)
    if n<a:
        tmp = abs(x[n]-z)+xx[n]
        ans = min(ans,tmp)
    if n>0:
        tmp = abs(x[n-1]-z)+xx[n-1]
        ans = min(ans,tmp)

    n = bisect.bisect_left(y, z)
    if n<b:
        tmp = abs(y[n]-z)+yy[n]
        ans = min(ans,tmp)
    if n>0:
        tmp = abs(y[n-1]-z)+yy[n-1]
        ans = min(ans,tmp)
    print(ans)


Fixed submission:
import bisect
import sys
input = sys.stdin.readline
a,b,q = map(int,input().split())
x = [int(input()) for i in range(a)]
y = [int(input()) for i in range(b)]
osoi = [int(input()) for i in range(q)]
x.sort()
y.sort()
xx = [0]*a
yy = [0]*b
n = 0
for i in range(a):
    while n < b-1 and abs(x[i]-y[n]) > abs(x[i]-y[n+1]):
        n+=1
    xx[i] = abs(x[i]-y[n])
n = 0
for i in range(b):
    while n < a-1 and abs(y[i]-x[n]) > abs(y[i]-x[n+1]):
        n+=1

    yy[i] = abs(y[i]-x[n])

for i in range(q):
    z = osoi[i]
    ans = 1<<61
    n = bisect.bisect_left(x, z)
    if n<a:
        tmp = abs(x[n]-z)+xx[n]
        ans = min(ans,tmp)
    if n>0:
        tmp = abs(x[n-1]-z)+xx[n-1]
        ans = min(ans,tmp)

    n = bisect.bisect_left(y, z)
    if n<b:
        tmp = abs(y[n]-z)+yy[n]
        ans = min(ans,tmp)
    if n>0:
        tmp = abs(y[n-1]-z)+yy[n-1]
        ans = min(ans,tmp)
    print(ans)

Buggy python submission (verdict: Time Limit Exceeded):
import bisect
a,b,q = map(int,input().split())
x = [int(input()) for i in range(a)]
y = [int(input()) for i in range(b)]
x.sort()
y.sort()
xx = [0]*a
yy = [0]*b
for i in range(a):
    n = bisect.bisect_left(y,x[i])
    o = 1<<61
    p = 1<<61
    try:
        o = abs(y[n]-x[i])
    except:
        pass
    try:
        p = abs(y[n-1]-x[i])
    except:
        pass
    xx[i] = min(o,p)

for i in range(b):
    n = bisect.bisect_left(x,y[i])
    o = 1<<61
    p = 1<<61
    try:
        o = abs(x[n]-y[i])
    except:
        pass
    try:
        p = abs(x[n-1]-y[i])
    except:
        pass
    yy[i] = min(o,p)

for i in range(q):
    z = int(input())
    ans = 1<<61
    n = bisect.bisect_left(x, z)
    if n<a:
        tmp = abs(x[n]-z)+xx[n]
        ans = min(ans,tmp)
    if n>0:
        tmp = abs(x[n-1]-z)+xx[n-1]
        ans = min(ans,tmp)

    n = bisect.bisect_left(y, z)
    if n<b:
        tmp = abs(y[n]-z)+yy[n]
        ans = min(ans,tmp)
    if n>0:
        tmp = abs(y[n-1]-z)+yy[n-1]
        ans = min(ans,tmp)
    print(ans)


Fixed submission:
import bisect
import sys
input = sys.stdin.readline
a,b,q = map(int,input().split())
x = [int(input()) for i in range(a)]
y = [int(input()) for i in range(b)]
osoi = [int(input()) for i in range(q)]
x.sort()
y.sort()
xx = [0]*a
yy = [0]*b
n = 0
for i in range(a):
    while n < b-1 and abs(x[i]-y[n]) > abs(x[i]-y[n+1]):
        n+=1
    xx[i] = abs(x[i]-y[n])
n = 0
for i in range(b):
    while n < a-1 and abs(y[i]-x[n]) > abs(y[i]-x[n+1]):
        n+=1

    yy[i] = abs(y[i]-x[n])

for i in range(q):
    z = osoi[i]
    ans = 1<<61
    n = bisect.bisect_left(x, z)
    if n<a:
        tmp = abs(x[n]-z)+xx[n]
        ans = min(ans,tmp)
    if n>0:
        tmp = abs(x[n-1]-z)+xx[n-1]
        ans = min(ans,tmp)

    n = bisect.bisect_left(y, z)
    if n<b:
        tmp = abs(y[n]-z)+yy[n]
        ans = min(ans,tmp)
    if n>0:
        tmp = abs(y[n-1]-z)+yy[n-1]
        ans = min(ans,tmp)
    print(ans)

Buggy python submission (verdict: Runtime Error):
import bisect
a,b,q = map(int,input().split())
x = [int(input()) for i in range(a)]
y = [int(input()) for i in range(b)]
x.sort()
y.sort()
for i in range(q):
    z = int(input())
    ans = 1<<61
    n = bisect.bisect_left(x, z)
    if n<a:
        tmp = abs(x[n]-z)
        m = bisect.bisect_left(y, x[n])
        try:
            ans = min(ans,abs(y[m]-x[n])+tmp)
        except:
            pass
        try:
            ans = min(ans,abs(y[m-1]-x[n])+tmp)
        except:
            pass
    if n>0:
        tmp = abs(x[n-1]-z)
        m = bisect.bisect_left(y, x[n-1])
        try:
            ans = min(ans,abs(y[m]-x[n-1])+tmp)
        except:
            pass
        try:
            ans = min(ans,abs(y[m-1]-x[n-1])+tmp)
        except:
            pass

    n = bisect.bisect_left(y, z)
    if n<a:
        tmp = abs(y[n]-z)
        m = bisect.bisect_left(x, y[n])
        try:
            ans = min(ans,abs(y[n]-x[m])+tmp)
        except:
            pass
        try:
            ans = min(ans,abs(x[m-1]-y[n])+tmp)
        except:
            pass
    if n>0:
        tmp = abs(y[n-1]-z)
        m = bisect.bisect_left(x, y[n-1])
        try:
            ans = min(ans,abs(x[m]-y[n-1])+tmp)
        except:
            pass
        try:
            ans = min(ans,abs(x[m-1]-y[n-1])+tmp)
        except:
            pass
    print(ans)

Fixed submission:
import bisect
import sys
input = sys.stdin.readline
a,b,q = map(int,input().split())
x = [int(input()) for i in range(a)]
y = [int(input()) for i in range(b)]
osoi = [int(input()) for i in range(q)]
x.sort()
y.sort()
xx = [0]*a
yy = [0]*b
n = 0
for i in range(a):
    while n < b-1 and abs(x[i]-y[n]) > abs(x[i]-y[n+1]):
        n+=1
    xx[i] = abs(x[i]-y[n])
n = 0
for i in range(b):
    while n < a-1 and abs(y[i]-x[n]) > abs(y[i]-x[n+1]):
        n+=1

    yy[i] = abs(y[i]-x[n])

for i in range(q):
    z = osoi[i]
    ans = 1<<61
    n = bisect.bisect_left(x, z)
    if n<a:
        tmp = abs(x[n]-z)+xx[n]
        ans = min(ans,tmp)
    if n>0:
        tmp = abs(x[n-1]-z)+xx[n-1]
        ans = min(ans,tmp)

    n = bisect.bisect_left(y, z)
    if n<b:
        tmp = abs(y[n]-z)+yy[n]
        ans = min(ans,tmp)
    if n>0:
        tmp = abs(y[n-1]-z)+yy[n-1]
        ans = min(ans,tmp)
    print(ans)