Submission #1303188

#	Time	Username	Problem	Language	Result	Execution time	Memory
1303188		SmuggingSpun	Hop (COCI21_hop)	C++20	110 / 110	23 ms	1368 KiB

Main

#include<bits/stdc++.h>
#define taskname "D"
using namespace std;
typedef long long ll;
int main(){
	ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	if(fopen(taskname".inp", "r")){
		freopen(taskname".inp", "r", stdin);
	}
	int n;
	cin >> n;
	vector<int>a(n);
	for(int i = 0; i < n; i++){
		ll x;
		cin >> x;
		a[i] = 63 - __builtin_clzll(x);
	}
	for(int i = 1; i < n; i++){
		for(int j = 0; j < i; j++){
			cout << (a[i] / 4 == a[j] / 4 ? 1 : (a[i] / 16 == a[j] / 16 ? 2 : 3)) << " ";
		}
		cout << "\n";
	}
}

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:8:24: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    8 |                 freopen(taskname".inp", "r", stdin);
      |                 ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 0: 0 / 0
• Subtask 1: 10 / 10
• Subtask 2: 100 / 100