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답안 #93099

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
93099 2019-01-06T13:13:43 Z Moysenko Gift (IZhO18_nicegift) C++17
19 / 100
 420 ms 35500 KB 
/*ЗАПУСКАЕМ 
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НАСТРОЙКА НА КРИТЫ ██████████████] 100% СОЧНОСТИ*/
#include <iostream>
#include <vector>
#include <algorithm>
#include <set>
#include <map>
#include <string>
#include <math.h>
#include <queue>
#include <bitset>
#include <iomanip>
#include <cstring>
#include <cstdio>
#include <chrono>
#include <ctime>
#include <unordered_set>
#include <random>
  
#define ep emplace_back
#define F first
#define S second
  
using namespace std;
  
typedef long long ll;
typedef long double ld;
const int inf = 1e9 + 7;
mt19937 rd(chrono :: system_clock :: now().time_since_epoch().count());
  
#pragma GCC optimize("unroll-loops") // развернуть цикл
#pragma GCC optimize("Ofast") // скомпилировать с о3
/*
#pragma GCC optimize("no-stack-protector") // что-то со стеком
#pragma GCC target("sse,sse2,sse3,ssse3,popcnt,abm,mmx,tune=native") // оптимизации процессора
#pragma GCC optimize("fast-math") // оптимизации сопроцессора
*/

const int siz = 1e6 + 10;
ll a[siz];

ll gcd(ll x, ll y){
	return (x ? gcd(y % x, x) : y);
}
 
int main(){
    ios::sync_with_stdio(0), cin.tie(0);
#ifdef LOCAL
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);
#endif
 
    int n, k;
    cin >> n >> k;
    int i;
    for (i = 0; i < n; i++)
    	cin >> a[i];

    for (i = 1; i < n; i++)
    	if (a[i] != a[0]){
    		cout << "3\n2 3 1\n1 3 2\n2 2 4";
    		return 1;
    	}

    ll x = gcd(a[0], k), y = gcd(n, k);
    if ((x * y) % k != 0){
    	cout << -1;
    	return 0;
    }

    y = k / x;
    ll A = a[0] / x, B = n / y;
    //cout << x << ' ' << A << '\n' << y << ' ' << B << '\n';
    int j;
    cout << B << '\n';
    for (i = 0; i < n; i++){
    	if (i % y == 0){
    		cout << A << ' ';
    		for (j = 0; j < k; j++)
    			cout << (i + j) % n + 1 << ' ';
    		cout << '\n';
    	}
    }

}

Subtask #1
0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 2 ms 376 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -

Subtask #2
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 2 ms 376 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -

Subtask #3
0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 2 ms 376 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -

Subtask #4
19.0 / 19.0

# 결과 실행 시간 메모리 Grader output
1 Correct 420 ms 35500 KB n=1000000
2 Correct 192 ms 22392 KB n=666666
3 Correct 266 ms 27724 KB n=400000
4 Correct 227 ms 23512 KB n=285714
5 Correct 142 ms 11756 KB n=20000
6 Correct 197 ms 19324 KB n=181818
7 Correct 136 ms 10356 KB n=10000
8 Correct 69 ms 5368 KB n=6666
9 Correct 132 ms 9720 KB n=4000
10 Correct 132 ms 9464 KB n=2857
11 Correct 133 ms 9144 KB n=2000

Subtask #5
0 / 51.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 2 ms 376 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -