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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 13:13:51
2018-05-26 13:08:09
2018-05-26 12:39:47
2018-05-26 12:26:24
Task:Alien Invasion
Sender:Puhi~
Submission time:2018-05-26 13:13:51
Language:C++
Status:READY
Result:ACCEPTED

Test results

testverdicttime (s)
#1ACCEPTED0.01 / 1.00details
#2ACCEPTED0.01 / 1.00details
#3ACCEPTED0.01 / 1.00details
#4ACCEPTED0.02 / 1.00details
#5ACCEPTED0.01 / 1.00details
#6ACCEPTED0.01 / 1.00details
#7ACCEPTED0.01 / 1.00details
#8ACCEPTED0.01 / 1.00details
#9ACCEPTED0.01 / 1.00details
#10ACCEPTED0.01 / 1.00details
#11ACCEPTED0.01 / 1.00details
#12ACCEPTED0.01 / 1.00details
#13ACCEPTED0.01 / 1.00details
#14ACCEPTED0.01 / 1.00details
#15ACCEPTED0.01 / 1.00details
#16ACCEPTED0.01 / 1.00details
#17ACCEPTED0.01 / 1.00details
#18ACCEPTED0.02 / 1.00details
#19ACCEPTED0.01 / 1.00details
#20ACCEPTED0.01 / 1.00details
#21ACCEPTED0.01 / 1.00details
#22ACCEPTED0.01 / 1.00details

Code

#include <iostream>
#include <cmath>

using namespace std;

inline bool less_brutal(unsigned long long n) {
    unsigned long long x = sqrt(n);
    if (x*x == n || (x+1)*(x+1) == n) {
        return true;
    }
    return false;
}

int main() {
    unsigned long long n;
    cin >> n;

    if (less_brutal(n)){
        cout << "odd" << endl;
    } else {
        cout << "even" << endl;
    }
    return 0;
}

Test details

Test 1

Verdict: ACCEPTED

input
1
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correct output
odd
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user output
odd
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Test 2

Verdict: ACCEPTED

input
2
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correct output
even
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user output
even
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Test 3

Verdict: ACCEPTED

input
3
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correct output
even
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user output
even
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Test 4

Verdict: ACCEPTED

input
4
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correct output
odd
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user output
odd
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Test 5

Verdict: ACCEPTED

input
5
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correct output
even
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user output
even
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Test 6

Verdict: ACCEPTED

input
6
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correct output
even
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user output
even
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Test 7

Verdict: ACCEPTED

input
7
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correct output
even
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user output
even
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Test 8

Verdict: ACCEPTED

input
8
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correct output
even
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user output
even
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Test 9

Verdict: ACCEPTED

input
9
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correct output
odd
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user output
odd
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Test 10

Verdict: ACCEPTED

input
10
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correct output
even
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user output
even
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Test 11

Verdict: ACCEPTED

input
11
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correct output
even
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user output
even
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Test 12

Verdict: ACCEPTED

input
12
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correct output
even
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user output
even
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Test 13

Verdict: ACCEPTED

input
13
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correct output
even
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user output
even
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Test 14

Verdict: ACCEPTED

input
14
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correct output
even
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user output
even
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Test 15

Verdict: ACCEPTED

input
15
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correct output
even
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user output
even
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Test 16

Verdict: ACCEPTED

input
16
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correct output
odd
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user output
odd
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Test 17

Verdict: ACCEPTED

input
17
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correct output
even
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user output
even
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Test 18

Verdict: ACCEPTED

input
18
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correct output
even
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user output
even
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Test 19

Verdict: ACCEPTED

input
19
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correct output
even
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user output
even
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Test 20

Verdict: ACCEPTED

input
999999874000003969
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correct output
odd
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user output
odd
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Test 21

Verdict: ACCEPTED

input
999999999999999989
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correct output
even
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user output
even
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Test 22

Verdict: ACCEPTED

input
1000000000000000000
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correct output
odd
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user output
odd
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