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HIIT Open 2018

Start:2018-05-26 11:00:00
End:2018-05-26 16:00:00
 

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CSES - HIIT Open 2018 - Results
History
2018-05-26 11:37:23
2018-05-26 11:27:05
Task:Inversions
Sender:El Numero Uno
Submission time:2018-05-26 11:27:05
Language:Python3
Status:READY
Result:ACCEPTED

Test results

testverdicttime (s)
#1ACCEPTED0.40 / 1.00details
#2ACCEPTED0.45 / 1.00details
#3ACCEPTED0.38 / 1.00details
#4ACCEPTED0.39 / 1.00details
#5ACCEPTED0.47 / 1.00details

Code

s = input()

b1, b2 = "0", "1"
i1, i2 = 0, 0
for c in s:
	if (c == b1):
		i1 += 1
	if (c == b2):
		i2 += 1
	b1 = "1" if b1 == "0" else "0"
	b2 = "1" if b2 == "0" else "0"
if (i1 < i2):
	print(i1)
else:
	print(i2)

Test details

Test 1

Verdict: ACCEPTED

input
000000000000000000000000000000...
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correct output
500000
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user output
500000
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Test 2

Verdict: ACCEPTED

input
111111111111111111111111111111...
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correct output
500000
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user output
500000
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Test 3

Verdict: ACCEPTED

input
010101010101010101010101010101...
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correct output
0
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user output
0
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Test 4

Verdict: ACCEPTED

input
101010101010101010101010101010...
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correct output
0
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user output
0
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Test 5

Verdict: ACCEPTED

input
110101011010110100100111110110...
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correct output
499476
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user output
499476
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