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  1. Prepare
  2. Python
  3. Sets
  4. No Idea!
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No Idea!

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1509 Discussions

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  • hadasmanor91
     + 0 comments

    n, m = input().split(" ") arr = [int(i) for i in input().split(" ")] a = set([int(i) for i in input().split(" ")]) b = set([int(i) for i in input().split(" ")])

    sums = [] for i in arr: if i in a: sums.append(1) elif i in b: sums.append(-1) print(sum(sums))

  • napalmcattt
     + 0 comments
    from functools import reduce

n, m = map(int, input().split())
array = map(int, input().split())
a = set(map(int, input().split()))
b = set(map(int, input().split()))

print(reduce(
    lambda x, y: (x + 1) if y in a else x - 1 if y in b else x,
    array,
    0
    ))

  • rohitambasta_ii1
     + 0 comments
    n, m= input().split()
arr= input().split()
A= set(input().split())
B= set(input().split())

Score_A= len([element for element in arr if element in A])
Score_B= len([element for element in arr if element in B])

total_happiness= Score_A - Score_B
print(total_happiness)

  • malgev2000
     + 0 comments

    n,m = input().split() n_arr = input().split() a = set(input().split()) b = set(input().split())

    def happiness(): h =0 for i in n_arr: if i in a: h+=1 elif i in b: h-=1 else: h=h return h print(happiness())

  • parthkamath343
     + 0 comments

    N,M=map(int,input().split()) l=list(map(int,input().split())) s1=set(map(int,input().split())) s2=set(map(int,input().split())) hapiness=0 for i in l: if i in s1: hapiness += 1 elif i in s2: hapiness -= 1

    print(hapiness)