Submission #1264867

#	Time	Username	Problem	Language	Result	Execution time	Memory
1264867		goulthen	Sob (COCI19_sob)	C++20	110 / 110	40 ms	7240 KiB

sob

#include <bits/stdc++.h>
using namespace std;

#define int long long
#define rep(i,a,b) for(int i=a;i<=b;++i)
#define per(i,a,b) for(int i=a;i>=b;--i)
#define pb push_back
#define fi first
#define se second

const int MAXN = 1e5 + 10;
const int INF = 1e18+10;

int32_t main(){
	ios::sync_with_stdio(0);cin.tie(0);
	int n,m;cin >> n >> m;

	int i = n-1, tmp = m;
	while (i >= 0) {
		int j;
		for(j = tmp; j <= m+n-1; j++) {
			if ((i&j)==i) break;
		}
		int nx = j + 1;
		while (j >= tmp) {
			cout << i-- << ' ' << j-- << '\n';
		}

		tmp = nx;
	}
	return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 29 / 29
• Subtask 3: 39 / 39
• Subtask 4: 32 / 32