CSES - HIIT Open 2018 - Results
Submission details
Task:Grid
Sender:El Numero Uno
Submission time:2018-05-26 13:34:24
Language:Python3
Status:READY
Result:ACCEPTED
Test results
testverdicttime
#1ACCEPTED0.05 sdetails
#2ACCEPTED0.05 sdetails
#3ACCEPTED0.04 sdetails
#4ACCEPTED0.04 sdetails
#5ACCEPTED0.04 sdetails
#6ACCEPTED0.04 sdetails
#7ACCEPTED0.03 sdetails
#8ACCEPTED0.04 sdetails
#9ACCEPTED0.05 sdetails
#10ACCEPTED0.05 sdetails
#11ACCEPTED0.07 sdetails
#12ACCEPTED0.05 sdetails
#13ACCEPTED0.04 sdetails
#14ACCEPTED0.04 sdetails
#15ACCEPTED0.04 sdetails
#16ACCEPTED0.04 sdetails
#17ACCEPTED0.33 sdetails
#18ACCEPTED0.34 sdetails
#19ACCEPTED0.36 sdetails
#20ACCEPTED0.34 sdetails
#21ACCEPTED0.31 sdetails
#22ACCEPTED0.28 sdetails

Code

def main():
	ans = True
	n = int(input())
	rows = 0
	col = None
	for i in range(n):
		if not ans:
			input()
			continue
		l = list(map(int, list(input())))
		if sum(l) == n:
			rows += 1
		else:
			if col == None:
				col = l
			else:
				for j in range(len(l)):
					if l[j] != col[j]:
						print("-1")
						ans = False
	if not ans:
		return
	sr = rows
	sc = sum(col) if col is not None else 0
	if sr == n or sc == n:
		print(n)
	else:
		print(sr + sc)
		

main()

Test details

Test 1

Verdict: ACCEPTED

input
1
0

correct output
0

user output
0

Test 2

Verdict: ACCEPTED

input
1
1

correct output
1

user output
1

Test 3

Verdict: ACCEPTED

input
2
00
00

correct output
0

user output
0

Test 4

Verdict: ACCEPTED

input
2
10
00

correct output
-1

user output
-1

Test 5

Verdict: ACCEPTED

input
2
11
00

correct output
1

user output
1

Test 6

Verdict: ACCEPTED

input
2
11
01

correct output
2

user output
2

Test 7

Verdict: ACCEPTED

input
2
11
11

correct output
2

user output
2

Test 8

Verdict: ACCEPTED

input
3
000
000
000

correct output
0

user output
0

Test 9

Verdict: ACCEPTED

input
3
100
100
100

correct output
1

user output
1

Test 10

Verdict: ACCEPTED

input
3
101
101
101

correct output
2

user output
2

Test 11

Verdict: ACCEPTED

input
3
111
101
101

correct output
3

user output
3

Test 12

Verdict: ACCEPTED

input
3
111
000
000

correct output
1

user output
1

Test 13

Verdict: ACCEPTED

input
3
111
000
111

correct output
2

user output
2

Test 14

Verdict: ACCEPTED

input
3
111
100
111

correct output
3

user output
3

Test 15

Verdict: ACCEPTED

input
3
111
101
111

correct output
4

user output
4

Test 16

Verdict: ACCEPTED

input
3
111
111
111

correct output
3

user output
3

Test 17

Verdict: ACCEPTED

input
1000
000000000000000000000000000000...

correct output
0

user output
0

Test 18

Verdict: ACCEPTED

input
1000
000000000000000000000000000000...

correct output
10

user output
10

Test 19

Verdict: ACCEPTED

input
1000
100000000000000000100000000000...

correct output
41

user output
41

Test 20

Verdict: ACCEPTED

input
1000
000000100000000001000000010000...

correct output
192

user output
192

Test 21

Verdict: ACCEPTED

input
1000
111111111111111111111111111111...

correct output
999

user output
999

Test 22

Verdict: ACCEPTED

input
1000
111111111111111111111111111111...

correct output
1000

user output
1000