CSES - Datatähti 2021 loppu

CSES - Datatähti 2021 loppu - Results

Submission details
Task:	Kolmijako
Sender:	Ugi
Submission time:	2021-01-23 19:31:34 +0200
Language:	Python3 (PyPy3)
Status:	READY
Result:	100

Feedback
group	verdict	score
#1	ACCEPTED	22
#2	ACCEPTED	78

Test results
test	verdict	time	group
#1	ACCEPTED	0.05 s	1, 2	details
#2	ACCEPTED	0.05 s	1, 2	details
#3	ACCEPTED	0.05 s	1, 2	details
#4	ACCEPTED	0.05 s	1, 2	details
#5	ACCEPTED	0.05 s	1, 2	details
#6	ACCEPTED	0.05 s	1, 2	details
#7	ACCEPTED	0.05 s	1, 2	details
#8	ACCEPTED	0.05 s	1, 2	details
#9	ACCEPTED	0.05 s	2	details
#10	ACCEPTED	0.05 s	2	details
#11	ACCEPTED	0.05 s	2	details
#12	ACCEPTED	0.05 s	2	details
#13	ACCEPTED	0.05 s	2	details
#14	ACCEPTED	0.05 s	2	details
#15	ACCEPTED	0.05 s	2	details

Code

num = int(input())
sum1 = sum(range(num+1))
li = {}
def main():
    li = [x for x in range(1,num+1)]
    le = {}
    li1 = []
    li2 = []
    if sum1%3 != 0:
        print("IMPOSSIBLE")
        return
    aim = sum1//3
    num1 = 0
    for x in li[::-1]:
        if num1+x <= aim:
            le[x] = 1
            num1 += x
            li1.append(x)
            li.remove(x)
    num2 = 0
    for x in li[::-1]:
        if num2+x <= aim+1:
            le[x] = 2
            num2 += x
            li2.append(x)
            li.remove(x)
    l1 = sum(li1)
    l2 = sum(li2)
    l3 = sum(li)
    # 1 pienin, 3 suurin
    if l1 > l2 and l1 > l2:
        l1 = 3
        if l2 > l3:
            l2 = 2
            l3 = 1
        else:
            l3 = 2
            l2 = 1
    elif l2 > l1 and l2 > l3:
        l2 = 3
        if l1 > l3:
            l1 = 2
            l3 = 1
        else:
            l1 = 2
            l2 = 1
    else:
        l3 = 3
        if l1 > l2:
            l1 = 2
            l2 = 1
        else:
            l2 = 2
            l1 = 1
    test = " ".join(map(str,[le.get(x,3) for x in range(1,num+1)]))
    test = test.replace("1","p")
    test = test.replace("2","t")
    test = test.replace("3",str(l3))
    test = test.replace("p",str(l1))
    test = test.replace("t",str(l2))
    print(test)
main()

Test details

Test 1

Group: 1, 2

Verdict: ACCEPTED

input
`3` view save

correct output
`1 2 3` view save

user output
`1 2 3` view save

Test 2

Group: 1, 2

Verdict: ACCEPTED

input
`4` view save

correct output
`IMPOSSIBLE` view save

user output
`IMPOSSIBLE` view save

Test 3

Group: 1, 2

Verdict: ACCEPTED

input
`5` view save

correct output
`1 3 1 3 2` view save

user output
`1 3 1 3 2` view save

Test 4

Group: 1, 2

Verdict: ACCEPTED

input
`6` view save

correct output
`1 3 2 2 1 3` view save

user output
`2 1 3 1 3 2` view save

Test 5

Group: 1, 2

Verdict: ACCEPTED

input
`7` view save

correct output
`IMPOSSIBLE` view save

user output
`IMPOSSIBLE` view save

Test 6

Group: 1, 2

Verdict: ACCEPTED

input
`8` view save

correct output
`2 3 1 2 3 3 2 1` view save

user output
`1 1 1 2 1 3 3 2` view save

Test 7

Group: 1, 2

Verdict: ACCEPTED

input
`9` view save

correct output
`1 2 3 1 2 3 3 2 1` view save

user output
`3 1 1 1 1 2 3 3 2` view save

Test 8

Group: 1, 2

Verdict: ACCEPTED

input
`10` view save

correct output
`IMPOSSIBLE` view save

user output
`IMPOSSIBLE` view save

Test 9

Group: 2

Verdict: ACCEPTED

input
`42` view save

correct output
`1 3 2 2 1 3 1 2 3 3 2 1 1 2 3 ...` view save

user output
`1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

Test 10

Group: 2

Verdict: ACCEPTED

input
`95` view save

correct output
`1 3 1 3 2 1 2 3 3 2 1 1 2 3 3 ...` view save

user output
`1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` Truncated

Test 11

Group: 2

Verdict: ACCEPTED

input
`96` view save

correct output
`1 3 2 2 1 3 1 2 3 3 2 1 1 2 3 ...` view save

user output
`1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` Truncated

Test 12

Group: 2

Verdict: ACCEPTED

input
`97` view save

correct output
`IMPOSSIBLE` view save

user output
`IMPOSSIBLE` view save

Test 13

Group: 2

Verdict: ACCEPTED

input
`98` view save

correct output
`2 3 1 2 3 3 2 1 1 2 3 3 2 1 1 ...` view save

user output
`1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 ...` Truncated

Test 14

Group: 2

Verdict: ACCEPTED

input
`99` view save

correct output
`1 2 3 1 2 3 3 2 1 1 2 3 3 2 1 ...` view save

user output
`1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` Truncated

Test 15

Group: 2

Verdict: ACCEPTED

input
`100` view save

correct output
`IMPOSSIBLE` view save

user output
`IMPOSSIBLE` view save

Datatähti 2021 loppu

Kolmijako

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Tasks

Submissions (Ugi)