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  1. Prepare
  2. Python
  3. Collections
  4. collections.Counter()
  5. Discussions

collections.Counter()

  • HMoroliya
     + 5 comments

    Samajh me aaye to "Copy That" XD

    from collections import Counter

if __name__ == '__main__':
    total_joote, joote_ki_variety, total_grahak = (input(), Counter(map(int, input().split())), int(input()))
    galle_me_kitne_pese=0
    
    # Noto ki Barish 
    for _ in range(total_grahak):
        joota_ek_number_bada_dikhao, noto_ki_to_barish_ho_rai_hai = map(int, input().split())
        if joote_ki_variety[joota_ek_number_bada_dikhao] :
            galle_me_kitne_pese+=noto_ki_to_barish_ho_rai_hai
            joote_ki_variety[joota_ek_number_bada_dikhao]-=1
            
    # Aaj Ki Kamai
    print(galle_me_kitne_pese)