OpenFIPI 2.0
E20F0A
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k = 0 for s in open(r'C:\Users\bsafi\Desktop/9.txt'): a = sorted([int(x) for x in s.split()]) if len(set(a))==5 and (a[0]+a[4])*3 >= (a[1]+a[2]+a[3])*2: k+=1 print(k)