CSES - Putka Open 2015 – finaali - Results
Submission details
Task:Omenat
Sender:Metabolix
Submission time:2015-12-19 13:48:30 +0200
Language:C++
Status:READY
Result:0
Feedback
groupverdictscore
#11.8
Test results
testverdicttimescore
#1ACCEPTED0.99 s0.7details
#2ACCEPTED0.99 s0.5details
#3--0details
#4ACCEPTED1.00 s0.1details
#5--0details
#6--0details
#7--0details
#8--0details
#9--0details
#10ACCEPTED1.00 s0.5details

Code

#include <iostream>
#include <vector>
#include <random>
#include <time.h>

int main() {
	clock_t c0 = clock();
	std::mt19937 gen;
	int n;
	std::cin >> n;
	std::vector<int> p(n);
	long e = 0;
	while (n--) {
		std::cin >> p[n];
		e += p[n];
	}
	std::vector<int> p0(p);
	long e0 = e;
	while (e0 != 0 && (clock() - c0) * 1.0 / CLOCKS_PER_SEC < 0.97) {
		for (int i = 0; i < 300000; ++i) {
			int r = gen() % p.size();
			p[r] = -p[r];
			e += p[r] * 2;
			if (std::abs(e) < std::abs(e0)) {
				e0 = e;
				p0 = p;
				if (e0 == 0) {
					break;
				}
			}
		}
	}
	for (int i: p0) {
		std::cout << (i < 0 ? "1 " : "2 ");
	}
	std::cout << "\n";
}

Test details

Test 1

Verdict: ACCEPTED

input
95
779724552 231968220 985023789 ...

correct output
(empty)

user output
1 1 1 2 2 2 1 1 1 2 1 2 2 2 1 ...

Test 2

Verdict: ACCEPTED

input
85
229722261 51722691 862338862 8...

correct output
(empty)

user output
1 2 1 1 2 2 1 2 2 1 1 2 1 2 2 ...

Test 3

Verdict:

input
97
398995377 989444445 634573915 ...

correct output
(empty)

user output
(empty)

Test 4

Verdict: ACCEPTED

input
99
843687873 164010938 51269970 4...

correct output
(empty)

user output
1 1 1 2 1 1 2 1 2 2 1 2 1 2 1 ...

Test 5

Verdict:

input
90
864611617 418460939 773297829 ...

correct output
(empty)

user output
(empty)

Test 6

Verdict:

input
92
289890246 25801423 763027596 7...

correct output
(empty)

user output
(empty)

Test 7

Verdict:

input
89
879039800 50522278 850785072 4...

correct output
(empty)

user output
(empty)

Test 8

Verdict:

input
96
27192469 222283781 681532515 1...

correct output
(empty)

user output
(empty)

Test 9

Verdict:

input
100
186459081 254674429 394007236 ...

correct output
(empty)

user output
(empty)

Test 10

Verdict: ACCEPTED

input
98
612168861 979831717 671087051 ...

correct output
(empty)

user output
1 2 1 1 1 1 2 2 1 1 2 2 2 2 2 ...