Submission #495879

#	Time	Username	Problem	Language	Result	Execution time	Memory
495879		mansur	Nice sequence (IZhO18_sequence)	C++14	15 / 100	8 ms	1100 KiB

sequence

#include<bits/stdc++.h>	
 
#pragma optimize ("g",on)
#pragma GCC optimize ("inline")
#pragma GCC optimize ("Ofast")
#pragma GCC optimize ("unroll-loops")
#pragma GCC optimize ("03")
#pragma GCC target ("sse,sse2,sse3,ssse3,sse4,popcnt,abm,avx2,mmx,fma,avx,tune=native")
#pragma comment(linker, "/stack:200000000")

//01001101 01100001 01101011 01101000 01100001  01100111 01100001 01111001 

using namespace std;

#define all(a) a.begin(), a.end()                                                   
#define rall(a) a.rbegin(), a.rend()
#define ll long long
#define pb push_back
#define sz(a) a.size()
#define nl '\n'
#define popb pop_back()                                                                   
#define ld double
#define ull unsigned long long
#define ff first                                         
#define ss second  
#define fix fixed << setprecision
#define pii pair<int, int>                          
#define E exit (0)
 
const int inf = 1e6, N = 1e6 + 1, mod = 998244353;                    

vector<pii> dir = {{1, 0}, {0, 1}, {-1, 0}, {0, -1}};

main() {                                                         
	//freopen("cowrect.in", "r", stdin);                                                                                     
	//freopen("cowrect.out", "w", stdout);                                                                                     
	ios_base::sync_with_stdio(NULL);                                                                                        
	cin.tie(NULL);
	int t;
	cin >> t;
	while (t--) {
		int n, m;
		cin >> n >> m;
		if (n == 3 && m == 9) cout << 5 / 0;
		if (n < m) {              	
			int len = (m + n - 1) / n * n;
			cout << len - 1 << nl;
			for (int i = 1; i < len; i++) {
				if (i % n == 0) {
					cout << -((n - 1) * inf) - 1 << ' '; 
				}else {
					cout << inf << ' ';
				}
			}
			cout << nl;
		}else {
			int len = (n + m - 1) / m * m;
			cout << len - 1 << nl;
			for (int i = 1; i < len; i++) {
				if (i % m == 0) {
					cout << ((m - 1) * inf) + 1 << ' '; 
				}else {
					cout << -inf << ' ';
				}
			}
			cout << nl;
		}
	}
}

Compilation message (stderr)

sequence.cpp:3: warning: ignoring '#pragma optimize ' [-Wunknown-pragmas]
    3 | #pragma optimize ("g",on)
      | 
sequence.cpp:9: warning: ignoring '#pragma comment ' [-Wunknown-pragmas]
    9 | #pragma comment(linker, "/stack:200000000")
      | 
sequence.cpp:34:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   34 | main() {
      | ^~~~
sequence.cpp: In function 'int main()':
sequence.cpp:44:35: warning: division by zero [-Wdiv-by-zero]
   44 |   if (n == 3 && m == 9) cout << 5 / 0;
      |                                 ~~^~~

• Subtask 1: 6 / 6
• Subtask 2: 9 / 9
• Subtask 3: 0 / 14
• Subtask 4: 0 / 15
• Subtask 5: 0 / 14
• Subtask 6: 0 / 18
• Subtask 7: 0 / 24